query stringlengths 17 395 | pos list | neg list | task stringclasses 1
value | instruction dict |
|---|---|---|---|---|
Are functional polymorphisms of UCP2 and UCP3 associated with a reduced prevalence of diabetic neuropathy in patients with type 1 diabetes? | [
"We studied the association between polymorphisms in the UCP genes and diabetes complications in patients with type 1 diabetes. We analyzed 227 patients with type 1 diabetes using PCR and subsequent cleavage by restriction endonucleases for the promoter variants A-3826G in the UCP1 gene, G-866A in the UCP2 gene, an... | [
"The gene encoding apolipoprotein E (APOE) has been proposed as a candidate gene for vascular complications in Type I diabetes. This study aimed to investigate the influence of three-allelic variations in the APOE gene for the development of diabetic retinopathy and nephropathy. Neither APOE alleles frequencies or ... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Are higher levels of HDL cholesterol associated with a decreased likelihood of albuminuria in patients with long-standing type 1 diabetes? | [
"The objective of this study was to determine whether high levels of HDL cholesterol are associated with a lower prevalence of albuminuria We analyzed the lipid profiles of patients with type 1 diabetes of > or = 20 years duration in 42 patients with albuminuria (28 microalbuminuria and 14 macroalbuminuria) and 65 ... | [
"Comprehensive data describing the effect of obesity on type 2 diabetes outcomes is lacking. We sought to address this by analyzing a tertiary hospital clinical database. We extracted clinical and biochemical data for patients who attended a tertiary hospital diabetes clinic between 1998 and 2011 and were aged less... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does quercetin inhibit LPS-induced delay in spontaneous apoptosis and activation of neutrophils? | [
"To investigate the effects of quercetin, an herbal flavonoid, on LPS-induced delay in spontaneous apoptosis, adhesion molecules (CD62L, CD11b/CD18) expression of neutrophils, and superoxide (O(2)(-)) generation by LPS-primed fMLP-induced human neutrophils. Neutrophils were incubated in the presence or absence of l... | [
"Thrombomodulin (TM) is an endothelial cell (EC) membrane-bound anticoagulant protein that has novel direct cellular effects. TM is shed from EC and becomes soluble form (sTM) in plasma. Higher sTM levels in healthy subjects are associated with lower cardiovascular risk, suggesting that sTM possesses a protective r... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Do detection rate of ultrasound vs CT scan in clinical staging accuracy of renal tumors pT1NxMx? | [
"Renal ultrasound is very important in the diagnosis of renal tumors. From January 2000 to Jannuary 2005 we retrospectively examined the records of 116 patients, 37 women and 79 men (mean age 54 years, range 22-77), who underwent radical nephrectomy for kidney cancer in clinical stage CT1N0M0. 2.5 cm was the tumor ... | [
"EUS is an established method for staging of rectal cancer. Nevertheless, there are few data about the significance of infiltration depth measured by EUS. Assessment of accuracy of T and N staging by EUS with attention to infiltration depth as provided by EUS. Part retrospective, part prospective study. Community a... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Are serum CRP levels equally elevated in newly diagnosed type 2 diabetes and impaired glucose tolerance and related to adiponectin levels and insulin sensitivity? | [
"To measure the serum highly sensitive C-reactive protein (hs-CRP) and adiponectin levels, assess insulin sensitivity index (SI) and acute insulin response (AIR) in normal control (NC) subjects, patients with impaired glucose tolerance (IGT) and newly diagnosed type 2 diabetes mellitus (DM), and further explore the... | [
"Development of Type 2 diabetes, like obesity, is promoted by a genetic predisposition. Although several genetic variants have been identified they only account for a small proportion of risk. We have asked if genetic risk is associated with abnormalities in storing excess lipids in the abdominal subcutaneous adipo... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does adaptation to pregnancy lead to attenuated rat uterine artery smooth muscle sensitivity to oxytocin? | [
"We tested the hypothesis that oxytocin (OT) contracts blood vessels via vasopressin V1A (VP) receptors, and that this depends on pregnancy. Concentration-contraction relationships (CCR) to OT and VP (10(-12)-10(-6) mol/L) were obtained in different blood vessels. CCR were obtained in uterine arteries (UA) from non... | [
"The signalling mechanisms involved in regulating altered vascular reactivity in diabetes are not fully understood. The aim of this study was to investigate the role of Ras-GTPase in the development of abnormal vascular reactivity in diabetes. We investigated the ability of chronic administration of FPTIII (1.5 mg/... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does addition of cladribine to induction/consolidation regimen impair peripheral blood stem cell mobilization and bone marrow harvest for autotransplantation in acute myeloid leukemia patients? | [
"The previous study by the Polish Adult Leukemia Group has demonstrated that addition of cladribine to standard DNR+AraC induction potentiates the antileukemic activity. The goal of this study was to compare the efficacy of bone marrow or peripheral blood hematopoietic cell collection in patients who obtained remis... | [
"Matched unrelated bone marrow transplantation (BMT) for patients with hematological malignancies is associated with a high incidence of transplant-related complications due to high doses of chemoradiotherapy administered pre-BMT to ensure engraftment. The aim of this study was to investigate the feasibility of low... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does an antibiotic order form intervention improve or reduce vancomycin use? | [
"To determine whether a paper-based antibiotic ordering system is an effective antibiotic stewardship measure. An antibiotic order form (AOF) was introduced in July 2001 at a pediatric tertiary care hospital. Vancomycin courses prescribed before and after the AOF introduction were retrospectively reviewed based on ... | [
"Quality improvements achieved by applying the systems approach to assess the clinical effectiveness, operational efficiency, and financial feasibility of a pharmacist-managed vancomycin dosing service are described."
] | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does twenty-four-hour thallium-201 late redistribution imaging enhance the detection of myocardial viability after myocardial infarction? | [
"Thallium-201 (201Tl) myocardial perfusion imaging has been widely used for evaluation of myocardial ischemia/viability after myocardial infarction. The 3- to 4-h early redistribution imaging has underestimated a considerable part of viable myocardium, while the 24-h late redistribution imaging may enhance the dete... | [
"99mTc-HL91 is a new hypoxia agent and can identify acutely ischaemic viable myocardium in a canine model using a standard gamma camera. The purpose of the study was to determine whether this tracer could be used to detect regional ischaemia in chronic ischaemic myocardium in a swine model. Using a porcine model of... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does continuing education need assessment of acute care and long-term-care nurses in a Veterans Affairs Medical Center? | [
"This study was done to identify nurses' priorities for continued learning and to examine the priorities in relation to age, educational level, location in the organization, experience, position in the organization, and shift worked. A random sample of nurses at a Veterans Affairs Medical Center completed surveys c... | [
"The purpose of the Primary Palliative Care Pilot Project was to determine if patients with a life-limiting illness who receive their primary care and palliative care from a consistent provider via a nurse practitioner (NP)-founded and-directed Primary Palliative Care Clinic at a public hospital would have improved... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does [ Recipient lymphopenia state enhance the expansion and anti-leukemia effect of leukemia specific cytotoxic T lymphocytes ]? | [
"To determine the role of recipient lymphopenia state in the expansion and function of leukemia specific cytotoxic T lymphocytes (CTLs). C57BL/6 mice were induced to lymphopenia with 6 Gy total body irradiation. Spleen T cells or leukemia specific T cells from EGFP+ transgenic C57BL/6-EGFP mice were adoptively tran... | [
"To investigate the in-vitro antitumor immune responses of dendritoma formed by mouse hepatocellular carcinoma (HCC) cells and lymphotactin (Lptn) gene modified dendritic cells (DCs). DCs prepared from mouse bone marrow were genetically modified by lymphotactin adenovirus, and fused with H22 cells by polyethylene g... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Is a novel GJA8 mutation associated with autosomal dominant lamellar pulverulent cataract : further evidence for gap junction dysfunction in human cataract? | [
"To identify the gene responsible for autosomal dominant lamellar pulverulent cataract in a four-generation British family and characterise the functional and cellular consequences of the mutation. Linkage analysis was used to identify the disease locus. The GJA8 gene was sequenced directly. Functional behaviour an... | [
"Microphthalmia is a condition in which eyes are small in size, often associated with coloboma, as a result of aberrant eye development. Isolated microphthalmia is a model disease for studying early development of the human eye, and mutations in several key genes related to eye development have been linked to this ... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does increased susceptibility to ventilator-associated lung injury persist after clinical recovery from experimental endotoxemia? | [
"Endotoxin, when delivered shortly before or during mechanical ventilation, increases susceptibility to ventilation-associated lung injury. However, it is unclear whether increased susceptibility to ventilator-associated lung injury is still present after clinical recovery from a transient endotoxin challenge. Anes... | [
"Vitamin D deficiency has been implicated as a pathogenic factor in sepsis and intensive therapy unit mortality but has not been assessed as a risk factor for acute respiratory distress syndrome (ARDS). Causality of these associations has never been demonstrated. To determine if ARDS is associated with vitamin D de... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does murine androgen-independent neuroendocrine carcinoma promote metastasis of human prostate cancer cell line LNCaP? | [
"Although neuroendocrine (NE) cells in prostate cancer have been speculated to accelerate the growth and progression of surrounding cancer cells, the evidence is as yet inconclusive. We investigated the effect of an NE allograft (NE-10) and its cell line, NE-CS, which were established from the prostate of the LPB-T... | [
"The melanoma cellular adhesion molecule, also known as MUC18, is highly expressed on several tumors, including bone sarcomas. The level of MUC18 expression has been found to correlate directly with tumor progression and metastatic potential. These observations have established MUC18 as a candidate mediator of tumo... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Are prostatic fluid concentrations of isoflavonoids in soy consumers sufficient to inhibit growth of benign and malignant prostatic epithelial cells in vitro? | [
"The differential intestinal metabolism of the soy isoflavones is likely to influence the ability of soy to prevent prostate cancer. While daidzein, genistein, and equol have direct antiproliferative effects on prostatic epithelial cells in vitro, there are no such data for the isoflavone glycitein, or seven metabo... | [
"Prostate cancer is an important public health problem. It is an excellent candidate disease for chemoprevention because prostate cancer is typically slow growing and is usually diagnosed in elderly males. Pygeum africanum (Prunus africana or Rosaceae) is an African prune (plum) tree found in tropical Africa. An ex... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does the human host defense peptide LL37/hCAP accelerate angiogenesis in PEGT/PBT biopolymers? | [
"Antimicrobial peptides are effector molecules of the innate immune response and contribute to host defense and inflammation. This study was designed to evaluate neovascularization in biopolymers after instillation with LL37 of angiogenesis in the dorsal skinfold chamber in mice. The host defense peptide human cath... | [
"At present, tissue-engineered human skin substitutes (HSSs) mainly function as temporary bioactive dressings due to inadequate perfusion. Failure to form functional vascular networks within the initial posttransplantation period compromises cell survival of the graft and its long-term viability in the wound bed. O... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Is extranodal metastasis an indicator of poor prognosis in patients with gastric carcinoma? | [
"The aim of this study was to determine the clinical significance and prognostic impact of extranodal metastasis (EM) in gastric carcinoma. The study included 1023 patients who underwent gastrectomy with lymphadenectomy for primary gastric carcinoma between January 1993 and December 1996. EM was defined as the pres... | [
"Hepatocyte growth factor (HGF) is a stromally derived protein growth factor that modulates epithelial cell proliferation and motility. HGF may therefore be involved in tumor progression. We measured the immunoreactive (ir)-HGF concentration in the sera of 56 patients with human gastric carcinoma, using an enzyme-l... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does omalizumab pretreatment decrease acute reactions after rush immunotherapy for ragweed-induced seasonal allergic rhinitis? | [
"Rush immunotherapy (RIT) presents an attractive alternative to standard immunotherapy. However, RIT carries a much greater risk of acute allergic reactions, including anaphylaxis. We hypothesized that omalizumab, a humanized monoclonal anti-IgE antibody, would be effective in enhancing both safety and efficacy of ... | [
"There are few studies which analyse the characteristics of allergic respiratory disease according to profiles of sensitisation to different allergens. This study describes the clinical features and therapeutic approaches, according to the sensitisation profile to relevant aeroallergens, in a sample of adult patien... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does the CC chemokine eotaxin/CCL11 have a selective profibrogenic effect on human lung fibroblasts? | [
"Eotaxin/CCL11 plays an important role in asthma. It acts through the chemokine receptor CCR3 expressed on hematopoietic and nonhematopoietic cells in the lung. To determine whether eotaxin/CCL11 modulates lung and bronchial fibroblast properties and thereby might contribute to airway remodeling. CCR3 expression wa... | [
"The hepatic wound-healing response to chronic noxious stimuli may lead to liver fibrosis, a condition characterized by excessive deposition of extracellular matrix. Fibrogenic cells, including hepatic stellate cells and myofibroblasts, are activated in response to a variety of cytokines, growth factors, and inflam... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Is parental tobacco smoking associated with augmented IL-13 secretion in children with allergic asthma? | [
"Exposure to environmental tobacco smoke (ETS) has been shown to increase symptoms of allergic bronchial asthma, but direct effects on the expression of inflammatory markers have not been demonstrated thus far. The aim of this study was to assess the correlation of ETS exposure with the expression of proinflammator... | [
"This study investigated environmental endotoxin exposure during early life, sensitization to aeroallergens, the production of cytokines by LPS-stimulated leukocytes, and the development of a wheezing phenotype in a prospective cohort of infants with high risk of developing allergic diseases. Eighty-four infants we... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Are erectile dysfunction and premature ejaculation the most frequently self-reported sexual concerns : profiles of 9,536 men calling a helpline? | [
"To describe the range of sexual problems, as reported by men calling a help-line and to investigate factors associated with help seeking behaviour. The study included all calls between 1999 and 2004. The information used for analysis comprised caller's demographic characteristics, the sexual problem reported, prev... | [
"What's known on the subject? and What does the study add? Most of the medical literature regarding recreational urethral sounding pertains to foreign body retrieval. Very little is known about men who perform sounding and do not require medical attention. Of >2000 men, who responded to a urinary and sexual wellnes... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does the magnitude of early castration-induced primary tumour regression in prostate cancer predict clinical outcome? | [
"This study was designed to test whether early castration-induced short-term cellular changes in primary prostate tumours could predict clinical outcome in advanced disease. Biopsies from 83 patients obtained before and within two weeks after surgical castration were investigated. Tumour epithelial cell apoptosis, ... | [
"The promyelocytic leukemia (PML) tumor suppressor plays an important role in the response to a variety of cellular stressors and its expression is downregulated or lost in a range of human tumors. We have previously shown that the E3 ligase E6-associated protein (E6AP) is an important regulator of PML protein stab... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does unplanned splenectomy during oesophagectomy affect survival? | [
"There are limited and conflicting data available concerning the incidence of inadvertent splenectomy and its impact on the outcome in patients who have undergone oesophagectomy. The aim of this study is to identify the factors associated with a likelihood of inadvertent splenectomy and its influence on early and l... | [
"Post-operative anastomotic insufficiency following major hepato-biliary surgery has significant impacts on the post-operative course. Recent reports have revealed that platelets play an important role in liver regeneration and wound healing. From these experimental and clinical results on platelet function, we hyp... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does transvaginal ultrasound after first-trimester uterine evacuation reduce the incidence of retained products of conception? | [
"To assess the incidence of retained products of conception (RPOC) in relation to transvaginal ultrasound performed after first-trimester uterine evacuation. This was a prospective randomized study involving 809 women undergoing first-trimester uterine evacuation. The study group included 404 women in whom transvag... | [
"To see if progesterone support has a beneficial effect on live birth rate after frozen embryo transfer in natural cycles. Prospective randomized controlled trial. University-based hospital. Four hundred thirty-five women undergoing embryo transfer in natural cycles. The women received either vaginal progesterone, ... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does repeated administration of adenovector in the eye result in efficient gene delivery? | [
"To determine whether repeat administration of an adenovector (Ad) into the eye results in efficient gene delivery and to test whether transgenes can be expressed from an adenovector expression system in the presence of preexisting, neutralizing anti-Ad antibodies. To assess the efficiency of repeated gene delivery... | [
"Safety issues concerning the risk of malignancy formation and immune response to viral vectors were raised in initial gene therapy trials. In contrast, non-viral gene delivery methods have long been offside. We therefore explore a non-viral gene transfer approach for the treatment of hemophilia B. First, we constr... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does matrix metalloproteinase-9 amplify the immune response to Pseudomonas aeruginosa corneal infection? | [
"The purpose of this study was to determine the role of matrix metalloproteinases (MMP) in Pseudomonas aeruginosa keratitis. Gene array and selective real-time PCR examined MMP expression in the cornea of susceptible (C57BL/6, B6) versus resistant (BALB/c) mice before and after infection; zymography tested enzyme a... | [
"Nosocomial pneumonia is a feared complication in the critically ill patient. Aspiration pneumonitis is frequently complicated by infections. The objective of this study was to determine the influence of aspiration pneumonitis on the host response to a common nosocomial respiratory pathogen. Controlled, in vivo lab... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Is among inflammation and coagulation markers , PAI-1 a true component of the metabolic syndrome? | [
"To investigate whether leukocyte count, fibrinogen, von Willebrand factor (vWF) and plasminogen activator inhibitor-1 activity (PAI-1) are increased in subjects with the metabolic syndrome as defined by the National Cholesterol Education Program-Adult Treatment Panel III (NCEP-ATPIII) and the World Health Organisa... | [
"Essentials Joint bleeding in hemophilia may induce significant remodeling of the extracellular matrix. Biomarkers of collagen turnover were investigated in a F8"
] | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does local granulocyte-macrophage colony-stimulating factor improve incisional wound healing in adriamycin-treated rats? | [
"Neoadjuvant treatment is often given for locally advanced malignancies; however, clinical and experimental studies have shown that some chemotherapeutic agents impair wound healing. It has been reported that granulocyte-macrophage colony-stimulating factor (GM-CSF) applied locally improves dermal wound healing. Th... | [
"Postoperative intra-abdominal adhesions are common complications after abdominal surgery. The exact molecular mechanisms that are responsible for these complications remain unclear, and there are no effective methods for preventing adhesion formation or reformation. The aim of the study reported here was to invest... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Is platelet activity a biomarker of cardiac necrosis and predictive of untoward clinical outcomes in patients with acute myocardial infarction undergoing primary coronary stenting? | [
"The relationship between platelet activity and myocardial injury in patients with ST-segment elevated (ST-se) acute myocardial infarction (AMI) remains unclear. This study tested the hypothesis that platelet activity (expressed by CD62p) is enhanced and predictive of both the extent of myocardial damage and 30-day... | [
"Statins are an essential component of the therapeutic approach of patients with atherosclerotic disease. Statin use is also associated with improved peri-operative and long-term outcomes in these patients. We aimed to define the role of statin treatment in patients undergoing percutaneous revascularization procedu... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does anther cap retention prevent self-pollination by elaterid beetles in the South African orchid Eulophia foliosa? | [
"Pollination by insects that spend long periods visiting many flowers on a plant may impose a higher risk of facilitated self-pollination. Orchids and asclepiads are particularly at risk as their pollen is packaged as pollinia and so can be deposited on self-stigmas en masse. Many orchids and asclepiads have adapta... | [
"• According to Cope's 'law of the unspecialized' highly dependent species interactions are 'evolutionary dead ends,' prone to extinction because reversion to more generalist interactions is thought to be unlikely. Cases of extreme specialization, such as those seen between obligate mutualists, are cast as evolutio... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does transforming growth factor beta 1 induce neointima formation through plasminogen activator inhibitor-1-dependent pathways? | [
"The mechanisms through which transforming growth factor (TGF)-beta1 promotes intimal growth, and the pathways through which TGF-beta1 expression is regulated in the artery wall, are incompletely understood. We used a mouse model to investigate mechanisms of TGF-beta1-induced intimal growth. Adenovirus-mediated ove... | [
"Plasminogen activator inhibitor-1 (PAI-1), a serine protease inhibitor that promotes and inhibits cell migration, plays a complex and important role in adverse vascular remodeling. Little is known about the effects of pharmacological PAI-1 inhibitors, an emerging drug class, on migration of vascular smooth muscle ... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does a new experimental approach for studying bacterial genomic island evolution identify island genes with bacterial host-specific expression patterns? | [
"Genomic islands are regions of bacterial genomes that have been acquired by horizontal transfer and often contain blocks of genes that function together for specific processes. Recently, it has become clear that the impact of genomic islands on the evolution of different bacterial species is significant and repres... | [
"Genome size and gene content in bacteria are associated with their lifestyles. Obligate intracellular bacteria (i.e., mutualists and parasites) have small genomes that derived from larger free-living bacterial ancestors; however, the different steps of bacterial specialization from free-living to intracellular lif... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does interleukin-6 modulate production of T lymphocyte-derived cytokines in antigen-induced arthritis and drives inflammation-induced osteoclastogenesis? | [
"To determine the cellular mediators of antigen-induced arthritis (AIA) and the relative contribution of members of the interleukin-6 (IL-6) family and tumor necrosis factor (TNF) in AIA. AIA was induced in mice deficient in T and B lymphocytes, IL-6 (IL-6(-/-)), TNF (TNF(-/-)), IL-11 receptor, and oncostatin M rec... | [
"The pathogenesis of rheumatoid arthritis (RA) involves cytokines and chemokines. Given the role of intraarticular macrophage infiltration in RA, this study was undertaken to address the pathogenic role of CCR2, a chemokine receptor that is abundantly expressed by macrophages, in Il1rn-deficient mice, a mouse model... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Are [ Withdrawal symptoms of ethanol ameliorated by thymopentin in mice ]? | [
"To explore the effect of thymopentin (TP5) on the choice of ethanol and ameliorating withdrawal symptoms (anxiety) of ethanol in mice. Mice were administered ethanol (v/v) in schedular fashion: 5% (1 week), 10% (1 week) and 15% (4 weeks), followed with the free choice between ethanol and water. Ethanol/(ethanol+wa... | [
"Clinical ovulation induction induces blood estrogen (E Endometrial biopsy samples from patients were screened for their estrogen (E Increased blood E"
] | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Is impaired glucose tolerance of pregnancy a heterogeneous metabolic disorder as defined by the glycemic response to the oral glucose tolerance test? | [
"Gestational diabetes mellitus (GDM), defined by two abnormal glucose values on a 3-h oral glucose tolerance test (OGTT), is associated with insulin resistance and a low serum concentration of adiponectin. The metabolic implications of impaired glucose tolerance (IGT) of pregnancy (i.e., a single abnormal value on ... | [
"New-onset diabetes mellitus after transplantation (NODAT) is a common and serious complication of renal transplantation, and its incidence is known to be increased by immunosuppressive therapy. It has been reported that urinary albumin excretion is a potent predictor of NODAT. This study was conducted to investiga... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Do antioxidant supplements prevent oxidation of cysteine/cystine redox in patients with age-related macular degeneration? | [
"Determine whether antioxidant supplements alter the plasma glutathione and/or cysteine redox potential in age-related macular degeneration (AMD) patients. This was an ancillary study to the Age-Related Eye Disease Study (AREDS), where subset of AREDS subjects at two sites were studied at two time points, an averag... | [
"Are protein oxidative stress markers [thiols, advanced oxidation protein products (AOPP), protein carbonyls and nitrates/nitrites] in perioperative peritoneal fluid higher in women with histologically proven endometriosis when compared with endometriosis-free controls?"
] | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Is work disability in rheumatoid arthritis predicted by physical and psychological health status : a 7-year study from the Oslo RA register? | [
"To explore the prevalence of work disability (WD) and to identify bio-psychological factors that predicts future WD in rheumatoid arthritis (RA) over a 7-year period. Patients were selected from the Oslo RA register. The prevalence of WD was studied cross-sectionally among respondents <67 years (n = 526) in a post... | [
"The characteristic clinical symptoms of collagenous colitis are non-bloody diarrhoea, urgency and abdominal pain. Treatment is aimed at reducing the symptom burden and the disease impact on patients' health-related quality of life. The objective of this study was to analyse health-related quality of life in patien... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does n-acetylcysteine attenuate kidney injury in rats subjected to renal ischaemia-reperfusion? | [
"The aim of the present study is to examine the effects of N-acetylcysteine (NAC), a thiol-containing anti-oxidant, on renal function and morphology, and biomarkers of oxidative stress, in rats subjected to renal ischaemia-reperfusion (IR). Sprague-Dawley rats underwent unilateral nephrectomy and either contralater... | [
"Salusins are multifunctional endogenous bioactive peptides simultaneously biosynthesized from their precursor prosalusin. Salusin-β stimulates proliferation of vascular smooth muscle cells and fibroblasts and regulates myocardial growth and hypertrophy. Salusin-β has potent hypotensive, bradycardic and proatherosc... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does laparoscopic splenectomy reduce the need for platelet transfusion in patients with idiopathic thrombocytopenic purpura? | [
"Laparoscopic splenectomy has been increasingly used in patients with idiopathic thrombocytopenic purpura. Because it is associated with minimal abdominal trauma, platelet consumption could be reduced with the laparoscopic approach. The aim of this study was to analyze intraoperative bleeding and the need for apher... | [
"Hematological manifestations are less known in primary hyperparathyroidism (PHPT). Anemia has been recognized as a complication of PHPT in 5-30% of the individuals in various series. Our objective was to identify hematological improvement after the curative parathyroidectomy in a PHPT patient with anemia and throm... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
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Does pacemaker stress echocardiography predict cardiac events in patients with permanent pacemaker? | [
"Noninvasive pacemaker stress echocardiography is a newly introduced method for the diagnosis of coronary artery disease in patients with a permanent pacemaker. The prognostic value of pacemaker stress echocardiography has not been studied. We studied 136 patients (mean age 64+/-12 years) with a permanent pacemaker... | [
"Transcoronary ablation of septal hypertrophy (TASH) is safe and effectively reduces the intraventricular gradient in patients with hypertrophic obstructive cardiomyopathy (HOCM). To analyze the potential of anti- and proarrhythmic effects of TASH, we studied the discharge rates of implanted cardioverter defibrilla... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does tGF-beta1 increase proliferation of airway smooth muscle cells by phosphorylation of map kinases? | [
"Airway remodeling in asthma is the result of increased expression of connective tissue proteins, airway smooth muscle cell (ASMC) hyperplasia and hypertrophy. TGF-beta1 has been found to increase ASMC proliferation. The activation of mitogen-activated protein kinases (MAPKs), p38, ERK, and JNK, is critical to the ... | [
"Apelin is a recently discovered peptide that is the endogenous ligand for the orphan G-protein-coupled receptor APJ. Adipocytes can express and secrete apelin. The aim of this study was to characterize apelin and APJ expression in human osteoblasts and to investigate the effects of apelin on osteoblasts. Apelin an... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does aCE-inhibitor treatment attenuate atrial structural remodeling in patients with lone chronic atrial fibrillation? | [
"Chronic atrial fibrillation (AF) is characterized by a remodeling process which involves the development of fibrosis. Since angiotensin II has been suspected to be involved in this process, the aim of our study was to investigate a possible influence of an ACE-I therapy in patients with chronic AF regarding the oc... | [
"Renin-angiotensin-aldosterone system activation may be involved in the pathogenesis of atrial arrhythmias in congestive heart failure (CHF). The effects of aldosterone blockade on atrial tachyarrhythmias have not been evaluated. This study's aim was to determine whether selective aldosterone blockade suppresses at... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Do disease-associated mutations in CNGB3 produce gain of function alterations in cone cyclic nucleotide-gated channels? | [
"To characterize the functional consequences of disease-associated mutations in the CNGB3 (B3) subunit of human cone photoreceptor cyclic nucleotide-gated channels in order to gain insight into disease mechanisms. Three separate disease-associated mutations were generated in CNGB3: F525N, R403Q, and T383fsX. These ... | [
"N-methyl-D-aspartate receptors (NMDARs) are critical for neuronal development and synaptic plasticity. Dysregulation of NMDARs is implicated in neuropsychiatric disorders. Native NMDARs are heteromultimeric protein complexes consisting of NR1 and NR2 subunits. NR2 subunits (NR2A-D) are the major determinants of th... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does superoxide dismutase expression attenuate cigarette smoke- or elastase-generated emphysema in mice? | [
"Oxidants are believed to play a major role in the development of emphysema. This study aimed to determine if the expression of human copper-zinc superoxide dismutase (CuZnSOD) within the lungs of mice protects against the development of emphysema. Transgenic CuZnSOD and littermate mice were exposed to cigarette sm... | [
"Essentials Epithelial cell apoptosis is critical in the pathogenesis of idiopathic pulmonary fibrosis. Protein S, a circulating anticoagulant, inhibited apoptosis of lung epithelial cells. Overexpression of protein S in lung cells reduced bleomycin-induced pulmonary fibrosis. Intranasal therapy with exogenous prot... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does intracoronary photodynamic therapy reduce neointimal growth without suppressing re-endothelialisation in a porcine model? | [
"To examine the effects of intracoronary PhotoPoint photodynamic therapy (PDT) with a new photosensitiser, MV0611, in the overstretch balloon and stent porcine models of restenosis. 28 pigs were injected with 3 mg/kg of MV0611 systemically 4 h before the procedure. Animals were divided into either the balloon overs... | [
"The use of currently marketed drug-eluting stents (DES) presents safety concerns, including an increased risk for late thrombosis in the range of 0.6% per year in patients, including acute coronary syndrome, which is thought to result from delayed endothelial healing effects. A new DES system targeting vascular sm... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does dorzolamide and timolol save retinal ganglion cells in glaucomatous adult rats? | [
"This study was designed to evaluate the effects of a dorzolamide-timolol combination or dorzolamide on retinal ganglion cell (RGC) density and intraocular pressure (IOP) in glaucomatous eyes of adult rats. Glaucoma was induced in the right eye of adult Wistar rats by episcleral venous occlusion. One experimental g... | [
"To determine levels of Peptidyl arginine deiminase 2 (PAD2) and its product protein-bound citrulline in cadaver eyes that suffered from normal tension glaucoma (NTG) compared to primary open angle glaucoma (POAG), and controls. Western analysis, ELISA, and immunohistochemical analysis were performed with human tis... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Is promoter hypermethylation of the p16 gene and loss of its protein expression correlated with tumor progression in extrahepatic bile duct carcinomas? | [
"The p16 gene is one of the tumor suppressor genes, and its inactivation results in abnormal regulation of the cell cycle in human neoplasms. Promoter hypermethylation, a mechanism of p16 gene inactivation, has been reported to play an important role in tumorigenesis and to be related to patient prognosis in severa... | [
"The genomic region 17q21 is frequently associated with microsatellite instability and LOH in cancer, including gastric and colorectal carcinomas. This region contains several putative tumor suppressor genes, including Brca1, NM23, prohibitin, and spinophilin (Spn, PPP1R9B, neurabin II). The scaffold protein Spn is... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Do differential effects of risk factors on infant wheeze and atopic dermatitis emphasize a different etiology? | [
"Atopic dermatitis (AD) often develops in infancy as the first manifestation of the atopic phenotype. Wheezing is also common in infancy, but it is less clear whether infant wheezing should be considered as an atopic phenotype. If infant wheeze and AD share a common aetiology, this would indicate that infant wheezi... | [
"Changes in the human microbiome have been suggested as a risk factor for a number of lifestyle-related disorders, such as atopic diseases, possibly through a modifying influence on immune maturation in infancy. We aimed to explore the association between neonatal fecal flora and the development of atopic disorders... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
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Does cyclooxygenase-2 induction after oral surgery entirely account for analgesia after selective blockade of cyclooxygenase 2 in the preoperative period? | [
"The administration of selective cyclooxygenase-2 inhibitors before surgery is regarded as an innovative option to manage postoperative pain. This study was designed to (1) examine the efficacy of preoperative cyclooxygenase-2 blockade on postoperative oral pain and (2) compare pain intensity with prostaglandin E2 ... | [
"Postoperative intra-abdominal adhesions are common complications after abdominal surgery. The exact molecular mechanisms that are responsible for these complications remain unclear, and there are no effective methods for preventing adhesion formation or reformation. The aim of the study reported here was to invest... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does vitamin C inactivate the proteasome inhibitor PS-341 in human cancer cells? | [
"PS-341 (bortezomib, Velcade), the first proteasome inhibitor approved by the Food and Drug Administration for the treatment of patients with relapsed multiple myeloma, induces apoptosis in human cancer cell lines. Vitamin C (ascorbic acid) is an essential water-soluble vitamin required for many normal physiologic ... | [
"Nek2 is a serine/threonine kinase localized to the centrosome. It promotes cell cycle progression from G2 to M by inducing centrosome separation. Recent studies have shown that high Nek2 expression is correlated with drug resistance in multiple myeloma patients. To investigate the role of Nek2 in bortezomib resist... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does neutrophil elastase inhibitor ameliorate reperfusion injury in a canine model of lung transplantation? | [
"We investigated the effects of neutrophil elastase inhibitor ONO-5046 Na on lung ischemia-reperfusion injury in a canine model of single lung transplantation. 24 mongrel dogs, 12 donors and 12 recipients, were used for single lung transplantation. Lung grafts were preserved for 18 h by cold ischemia then transplan... | [
"Gut barrier failure is an important source of morbidity in critically ill patients, and patients undergoing aortic cross-clamp. Inosine, an endogenous purine nucleoside without known side effects, formed from the breakdown of adenosine by adenosine deaminase, has been shown to modify the effects of hypoxia on vari... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does prefrontal and temporal gray matter density decrease in opiate dependence? | [
"There have been only a few structural brain-imaging studies, with varied findings, of opiate-dependent subjects. Voxel-based morphometry (VBM) is suitable for studying whole brain-wise structural brain changes in opiate-dependent subjects. The objective of the current study is to explore gray matter density in opi... | [
"Tics in Gilles de la Tourette syndrome (GTS) are repetitive patterned movements, resembling spontaneous motor behaviour, but escaping voluntary control. Previous studies hypothesised relations between structural alterations in prefrontal cortex of GTS adults and tic severity using voxel-based morphometry (VBM), bu... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
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} |
Is polymorphism of methylenetetrahydrofolate reductase gene ( C677T MTHFR ) a confounding factor of the relationship between serum uric acid level and the prevalence of hypertension in Japanese men? | [
"The association between serum uric acid (UA) and the prevalence of hypertension, and the relationship between methylenetetrahydrofolate reductase (MTHFR) polymorphism and hypertension remains unclear. The aim of the present study was to investigate whether the C677T MTHFR mutation genotype (VV) is independently as... | [
"The aldose reductase (AR) gene, a rate-limiting enzyme of the polyol pathway, has been investigated as a candidate gene in determining susceptibility to diabetic microangiopathy. However, the association of the AR gene with diabetic macroangiopathy has not been investigated. Therefore, the present study was conduc... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
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} |
Are prolonged QRS duration and severity of mitral regurgitation unfavorable prognostic markers of heart failure in patients with nonischemic dilated cardiomyopathy? | [
"The goal of the present study was to identify predictors of event-free survival in nonischemic dilated cardiomyopathy (NIDCM) patients after administration of angiotensin-converting enzyme inhibitors (ACEI)/angiotensin receptor blockers (ARB) and beta-blockers. The study group comprised 78 consecutive patients wit... | [
"Elevated troponin I in the absence of angiographically visible coronary lesions is seen in up to 10-15% of those undergoing angiography for suspected coronary artery disease. This study aims to elucidate the etiology of elevated cardiac troponin I in patients with normal coronary arteries on angiography. We identi... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Is posttraumatic stress disorder and major depressive disorder common in parents of children with epilepsy? | [
"The purpose of the study was to determine the prevalence of posttraumatic stress disorder (PTSD), posttraumatic stress symptoms (PTSS), and major depressive disorder (MDD) in parents of children with epilepsy. Parents (77 mothers and 3 fathers) of children with epilepsy were administered the Structured Clinical In... | [
"Psychiatric history has been suggested to have an impact on long-term adjustment in burn survivors. A rigorous, prospective, longitudinal approach was used to study psychiatric history in a population-based burn sample and its impact on symptomatology of depression and posttraumatic stress disorder (PTSD) at a 12-... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Are coronary flow reserve and coronary microvascular functions strongly related to serum uric acid concentrations in healthy adults? | [
"Uric acid is a well known antioxidant; however, the relationship between serum uric acid levels and oxidative stress-caused disorders including cardiovascular diseases is not clear yet. Transthoracic Doppler echocardiographic measurement of coronary flow reserve is a useful tool to investigate coronary flow reserv... | [
"Endothelial dysfunction is one of the most important early indicators of atherosclerosis in hypertension (HT) patients. Endocan has been reported to play a role in the pathophysiology of endothelial dysfunction. We sought to assess whether serum endocan levels are correlated with the presence and severity of coron... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Is whole-grain intake inversely associated with the metabolic syndrome and mortality in older adults? | [
"Whole-grain intake has been inversely associated with the metabolic syndrome in middle-aged populations, but the association has not been investigated in older adults. The metabolic consequence of consuming high whole-grain diets may differ in elderly persons, who are prone to greater insulin resistance and impair... | [
"Is there any effect of genetic polymorphisms in adiposity-related genes on the timing of menarche and menopause and the total duration of menstruation among Korean women?"
] | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Do plasma cell-free DNA as an indicator of severity of injury in burn patients? | [
"Raised levels of plasma cell-free DNA have been detected in various patient groups, including trauma patients. We hypothesized that plasma DNA is increased in burn patients and may represent an objective indicator of burn severity and have predictive as well as prognostic significance. This was a prospective clini... | [
"Following successful resuscitation from cardiac arrest (CA), neurological impairment and other types of organ dysfunction cause significant morbidity and mortality-a condition termed post-cardiac arrest syndrome. Whole-body ischemia/reperfusion with oxygen debt activates immunologic and coagulation pathways increa... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Do plasma D-dimer levels show correlation with number of lymph node metastases in patients with esophageal cancer? | [
"Systemic activation of hemostasis and fibrolysis has been shown to be related to tumor progression in patients with malignancies such as lung cancer and colorectal cancer, but there has been no report of these clotting abnormalities in esophageal cancer. We investigated the clinical importance of measuring plasma ... | [
"Lymph node metastasis is one of the most important prognostic factors in patients with esophageal squamous cell carcinoma (ESCC). Neoadjuvant treatment can reduce micrometastasis in lymph nodes to enable curative resection by down staging. The aim of this study was to evaluate the histological effect of neoadjuvan... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does folic acid supplementation reduce the development of some blood cell abnormalities in children receiving carbamazepine? | [
"Carbamazepine is a commonly used anticonvulsant agent; however, it has been linked with various blood cell abnormalities. This study evaluated the effect of low-dose folic acid supplementation on the prevention of carbamazepine-induced hematological derangements in children. This randomized clinical trial was cond... | [
"Aspirin is considered one of the most prescribed drugs worldwide, predominantly for its cardioprotective effects. However, its use may be precluded by gastrointestinal and haematological side-effects. To investigate the association between the prophylactic use of aspirin and the prevalence of anaemia among adults.... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Is eosinophilia in the upper gastrointestinal tract a characteristic feature in cow 's milk sensitive gastro-oesophageal reflux disease . Measurement by two methodologies? | [
"An association between cow's milk hypersensitivity (CMH) and gastro-oesophageal reflux disease (GERD) in childhood has been reported in the past decade. To assess whether biopsies from the upper gastrointestinal tract of children with cow's milk sensitive GERD have a specific allergic inflammatory pattern, and to ... | [
"The relationship between Helicobacter pylori infection and gastro-oesophageal reflux disease is complicated. Evidence does not support a causal link. There have been reports, which have implicated successful eradication of Helicobacter pylori, in patients with a duodenal ulcer, with the subsequent development of g... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Is coronary flow reserve preserved in white-coat hypertension? | [
"To assess the possible influence of white-coat hypertension (WCH) on coronary flow reserve (CFR). CFR was measured by means of transthoracic second harmonic Doppler echocardiography in 29 patients with WCH, 32 patients with sustained hypertension and 35 healthy volunteers. CFR was significantly lower in the sustai... | [
"Elevated troponin I in the absence of angiographically visible coronary lesions is seen in up to 10-15% of those undergoing angiography for suspected coronary artery disease. This study aims to elucidate the etiology of elevated cardiac troponin I in patients with normal coronary arteries on angiography. We identi... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Is first-trimester maternal serum level of pregnancy-associated plasma protein-A an independent predictor of fetal maxillary bone length? | [
"To derive a nomogram of fetal maxillary bone length (MAX) for a Chinese population and to study whether first-trimester maternal serum levels of pregnancy-associated plasma protein-A (PAPP-A) is an independent predictor of fetal MAX. This was a prospective observational study over 10 months examining Chinese women... | [
"S100B is produced by glia of the central and peripheral nervous systems and is considered a marker of neurologic injury in the perinatal period. Indeed, increased neonatal urine S100B concentration is associated with adverse neurological outcomes including intraventricular hemorrhage and hypoxic-ischemic encephalo... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does minimal extrathyroid extension affect the relapse-free survival of patients with papillary thyroid carcinoma measuring 4 cm or less over the age of 45 years? | [
"In the most recent version of the UICC TNM classification system for thyroid carcinoma, tumors with minimal extrathyroid extension were classified as T3. In this study, we investigated whether this upgrading is appropriate for papillary thyroid carcinoma. We investigated the difference in the relapse-free survival... | [
"Differentiated thyroid cancer (DTC) in thyroglossal duct cysts is uncommon. The requirement of total thyroidectomy and lymph node dissection is still controversial. The study was performed in a referral thyroid cancer center at an academic hospital. We conducted a single center retrospective study of a consecutive... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does 17Beta-estradiol suppress TLR3-induced cytokine and chemokine production in endometrial epithelial cells? | [
"The human endometrium is an important site for contact between the host and pathogens ascending the reproductive tract, and thus plays an important role in female reproductive tract immunity. Previous work in our laboratory has suggested that Toll-like receptors (TLRs) are involved in endometrial epithelial recogn... | [
"Although corticosteroid is a powerful anti-inflammatory drug that is used widely to control asthma, still severe asthmatics can develop steroid resistance. Airway fibroblasts are quite resistant to steroids during Idiopathic pulmonary fibrosis (IPF) and fibrosis in asthmatic lungs is not always controlled. Th-17 r... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does steroid therapy improve endothelial function in patients with biopsy-proven giant cell arteritis? | [
"Endothelial dysfunction has been found to be present in subjects with both small and medium-size blood vessel vasculitides. We assess whether endothelial dysfunction was also present in patients with biopsy-proven giant cell arteritis (GCA) and whether it might be improved following steroid treatment. Endothelial ... | [
"Elevated troponin I in the absence of angiographically visible coronary lesions is seen in up to 10-15% of those undergoing angiography for suspected coronary artery disease. This study aims to elucidate the etiology of elevated cardiac troponin I in patients with normal coronary arteries on angiography. We identi... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Are plasma LDL and HDL characteristics and carotenoid content positively influenced by egg consumption in an elderly population? | [
"Approximately 1/3 of individuals have a high plasma response to dietary cholesterol (hyper-responders). Although increases in both LDL and HDL cholesterol have been observed, limited data exist regarding effects of egg consumption on lipoprotein subclasses and circulating carotenoids. 29 postmenopausal women (50-6... | [
"Is intake of fatty acids related to semen quality among young men?"
] | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Is generalized joint hypermobility more common in chronic fatigue syndrome than in healthy control subjects? | [
"This study aimed at (1) comparing the prevalence of generalized hypermobility in patients with chronic fatigue syndrome (CFS) and healthy volunteers, (2) examining the clinical importance of generalized hypermobility in patients with CFS, and (3) examining whether knee proprioception is associated with hypermobili... | [
"Are the fetal membranes of women affected with endometriosis similar to those from disease-free women?"
] | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does spinal manipulation reduce pain and hyperalgesia after lumbar intervertebral foramen inflammation in the rat? | [
"To document potential mediating effects of the Activator-assisted spinal manipulative therapy (ASMT) on pain and hyperalgesia after acute intervertebral foramen (IVF) inflammation. The IVF inflammation was mimicked by in vivo delivery of inflammatory soup directly into the L5 IVF in adult male Sprague-Dawley rats.... | [
"Hyaluronan (HA) was measured in cerebrospinal fluid (CSF) to ascertain the clinical significance of this substance in patients with spinal disorders, a topic that, to the best of our knowledge, has not previously been studied. We examined correlations of CSF HA concentration with age, sex, height, body weight, and... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does chiropractic manipulation affect the difference between arterial systolic blood pressures on the left and right in normotensive subjects? | [
"The purpose of this study is to determine whether chiropractic manipulation is associated with any measurable changes in the difference between the arterial blood pressures on the left and right before and after treatment in normotensive subjects. A nonrandomized, matched pair, controlled clinical trial, with the ... | [
"This study was designed to determine if fractional systolic/diastolic pressures act as predictors of the extent of coronary artery disease. A total of 545 consecutive patients (305 men, 240 women, with mean age 54.2 years) were involved in the study. The patients were diagnosed with coronary and non-coronary arter... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Is interleukin-12 essential for silicosis in mice? | [
"Silicosis features foci of inflammation where macrophages and lymphocytes precede and accompany fibroblast proliferation, alveolar epithelial hyperplasia, and increased deposition of connective tissue matrix material. In the mouse following silica inhalation there is recruitment of natural killer-, B-, and CD4+ an... | [
"Liver diseases, caused by viral infection, autoimmune conditions, alcohol ingestion or the use of certain drugs, are a significant health issue, as many can develop into liver failure. Lactoferrin (Lac) is an iron-binding glycoprotein that belongs to the transferrin family. Owing to its multiple biological functio... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Do serum anti-p53 antibodies occur in patients with heart failure due to idiopathic dilated and ischemic cardiomyopathies? | [
"P53 is a key protein which controls cell cycle arrest and apoptosis in response to DNA damage. Auto-antibodies against p53 have been detected in some cancer patients and also in patients with autoimmune diseases. In these patients, the main cause of anti-p53 antibody occurrence was considered to be increased intra... | [
"Elevated troponin I in the absence of angiographically visible coronary lesions is seen in up to 10-15% of those undergoing angiography for suspected coronary artery disease. This study aims to elucidate the etiology of elevated cardiac troponin I in patients with normal coronary arteries on angiography. We identi... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Is a vector-based , 5-electrode , 12-lead monitoring ECG ( EASI ) equivalent to conventional 12-lead ECG for diagnosis of acute coronary syndromes? | [
"The conventional 12-lead electrocardiogram (cECG) derived from 10 electrodes using a cardiograph is the gold standard for diagnosing myocardial ischemia. This study tested the hypothesis that a new 5-electrode 12-lead vector-based ECG (EASI; Philips Medical Systems, formerly Hewlett Packard Co, Boeblingen, Germany... | [
"To investigate whether the orientation of the electrical T-axis and the spatial QRS-T angle provide independent diagnostic and prognostic information in patients presenting with acute chest pain. Patients with symptoms suggestive of acute cardiac pathology, who were seen by a general practitioner and for whom a pr... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Do cardioprotective-mimetics reduce myocardial infarct size in animals resistant to ischemic preconditioning? | [
"Ischemic preconditioning (IPC) elicits two distinct windows of cardioprotection, an early phase that lasts for 1-2 h and a delayed phase that lasts for 24-72 h. However, there is conflicting data as to how long the heart is resistant to IPC-induced cardioprotection after the initial protection wanes, leading to th... | [
"Previous work has suggested that in the liver, adenosine preconditioning is mediated by nitric oxide. Whether the endothelial isoform of nitric oxide synthase plays a part in this mechanism has however not yet been investigated. Wistar rats were used (6 in each group)--Groups: (1) sham, (2) ischemia-reperfusion, (... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does carvedilol exert more potent antiadrenergic effect than metoprolol in heart failure? | [
"It is still uncertain whether or not there is a difference between metoprolol and carvedilol for the treatment of congestive heart failure. We attempted to determine the difference between the two beta-blockers in terms of their antiadrenergic effect during exercise in patients with heart failure and their efficac... | [
"Racemic propranolol attenuates cardiac hypertrophy secondary to abdominal aortic banding-induced pressure overload by a mechanism independent of its effect on cardiac work load. This was only observed, however, using doses of propranolol that were much higher than those needed to induce beta-adrenoceptor blockade.... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Are long-term air pollution exposure and living close to busy roads associated with COPD in women? | [
"Lung function and exacerbations of chronic obstructive pulmonary disease (COPD) have been associated with short-term exposure to air pollution. However, the effect of long-term exposure to particulate matter from industry and traffic on COPD as defined by lung function has not been evaluated so far. Our study was ... | [
"C-reactive protein (CRP) is an acute-phase serum protein produced by the liver. High plasma levels of CRP have been associated primarily with infection, but elevated CRP levels have also been found to be associated with more than one hundred conditions and factors, including social and economic factors. To evaluat... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does pAR-2 activating peptide-induced stimulation of pregnant rat myometrium contractile activity partly involve the other membrane receptors? | [
"To study if spontaneous contractions augmented by proteinase-activated receptor-2 (PAR-2)-activating peptide serine-leucine-isoleucine-glycine-arginine-leucine (SLIGRL) involve coactivation of membrane chemoceptors and are associated with expression of PAR-2 mRNA in non-pregnant and pregnant rat myometrium. Non-pr... | [
"In the present study, an arterial tissue-engineered vascular media (TEVM) was produced from cultured human smooth muscle cells of the umbilical artery and we took advantage of this model to evaluate the regulation of contraction and the signalling pathways of polyphenols in arteries. Cultured human smooth muscle c... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Do radiological findings support lateral residual tumour as a major cause of local recurrence of rectal cancer? | [
"The aim of this study was to determine the sites of local recurrence following radical (R0) total mesorectal excision (TME) for rectal cancer in an effort to elucidate the reasons for recurrence. Thirty-seven patients with recurrence following curative resection for rectal cancer were identified from a population ... | [
"What's known on the subject? and what does the study add?: Local recurrence after radical prostatectomy (RP) for clinically organ-confined prostate cancer is largely assumed to occur at the anastomotic site, as reflected in European and North American guidelines for adjuvant and salvage radiotherapy after RP. Howe... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Do biphasic chromatin structure and FISH signals in reflect intranuclear order? | [
"One of the two parental allelic genes may selectively be expressed, regulated by imprinting, X-inactivation or by other less known mechanisms. This study aims to reflect on such genetic mechanisms. Slides from short term cultures or direct smears of blood, bone marrow and amniotic fluids were hybridized with FISH ... | [
"Chromosomal aneuploidy is a defining feature of carcinomas. For instance, in colon cancer, an additional copy of Chromosome 7 is not only observed in early pre-malignant polyps, but is faithfully maintained throughout progression to metastasis. These copy number changes show a positive correlation with average tra... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Do gold-induced reactive oxygen species ( ROS ) mediate suppression of monocytic mitochondrial or secretory function? | [
"The toxicity of anti-rheumatic gold compounds has limited their use and development, yet both the toxicological and therapeutic actions of these compounds remain unclear. In the current study, we tested the hypothesis that intracellular reactive oxygen species (ROS) induced by Au(I) or Au(III) compounds mediate th... | [
"Mycoplasma ovipneumoniae (M. ovipneumoniae) is a species of Mycoplasma bacteria that specifically infects sheep and goat, causing ovine infectious pleuropneumonia. However, the mechanism underlying the pathogen-host interaction between M. ovipneumoniae and airway epithelial cells is unknown. A primary air-liquid i... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does plasmapheresis reverse all side-effects of a cisplatin overdose -- a case report and treatment recommendation? | [
"Cisplatin is widely used as an antineoplastic agent since it is effective against a broad spectrum of different tumours. Nevertheless, it has several potential side effects affecting different organ systems and an overdose may lead to life-threatening complications and even death. We report on a 46-year old woman ... | [
"Hemophagocytic syndrome (HPS) is mainly characterized by massive infiltration of bone marrow by activated macrophages and often presents with pancytopenia. Thrombotic microangiopathy (TMA) is also present with thrombocytopenia and renal involvement. Both conditions could coexist with each other and complicate the ... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does high-resolution intravital NADH fluorescence microscopy allow measurements of tissue bioenergetics in rat ileal mucosa? | [
"NADH fluorescence microscopy has been used as an index of the metabolic state of tissue but is associated with various obstacles such as low spatial resolution and quenching effects of blood pigments that prevent reliable monitoring of tissue bioenergetics. The objective of this study was to develop a system to mo... | [
"Preclinical studies of hypoxia are generally done using ectopic xenograft tumors, which behave differently from human tumors. Our previous findings have shown that subcutaneously implanted lung tumors exhibit more hypoxia than their orthotopic implanted or spontaneous K-ras-induced counterparts. We hypothesize tha... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Are tissue bioenergetics and microvascular perfusion impaired in rat ileal mucosa in normotensive sepsis? | [
"Sepsis is a systemic inflammatory response to a bacterial infection. Inflammation may result in injury to the small bowel and an increase in translocation of bacteria and toxins across the mucosal barrier, which may contribute to the progression of sepsis. Microcirculatory perfusion or cytopathic hypoxia may cause... | [
"Abnormal presentation of luminal constituents to the mucosal immune system, caused by dysfunction of the intestinal epithelial barrier, is a candidate theory for the cause of Crohn's disease. Increased epithelial permeability is found in subgroups of patients at high risk for the development of Crohn's disease and... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Are postprandial adiponectin levels unlikely to contribute to the pathogenesis of obesity in Prader-Willi syndrome? | [
"To investigate fasting and postprandial adiponectin levels in PWS patients as compared to obese and lean subjects and whether they could contribute to the pathogenesis of obesity in this syndrome. We studied 7 patients with PWS, 16 obese patients and 42 lean subjects for the fasting study. From this group, we eval... | [
"Do teenage girls with a history of menstrual irregularity and/or elevated androgen levels in adolescence exhibit an increased risk of polycystic ovary syndrome (PCOS) and/or infertility later on in adulthood?"
] | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Is age an important determinant of the growth hormone response to sprint exercise in non-obese young men? | [
"The factors that regulate the growth hormone (GH) response to physiological stimuli, such as exercise, are not fully understood. The aim of the present study is to determine whether age, body composition, measures of sprint performance or the metabolic response to a sprint are predictors of the GH response to spri... | [
"The newly discovered myokine irisin has been proposed to affect obesity and metabolism by promoting browning of white adipose tissue. However, clinical and functional studies on the association of irisin with obesity, muscle mass, and metabolic status remain controversial. Here we assessed the effect of 4 distinct... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Is heart-type fatty acid binding protein a novel prognostic marker in patients with non-ischaemic dilated cardiomyopathy? | [
"To determine whether concentrations of heart-type fatty acid binding protein (H-FABP) measured before hospital discharge predict critical cardiac events in patients with idiopathic dilated cardiomyopathy (DCM). 92 consecutive patients with DCM were enrolled and followed up for four years. Serum concentrations of H... | [
"Elevated troponin I in the absence of angiographically visible coronary lesions is seen in up to 10-15% of those undergoing angiography for suspected coronary artery disease. This study aims to elucidate the etiology of elevated cardiac troponin I in patients with normal coronary arteries on angiography. We identi... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does transfusion increase the risk of postoperative infection after cardiovascular surgery? | [
"Because of the immunomodulatory effects of transfusion, we attempted to identify factors associated with blood product use and determine the association of transfusion quantity with postoperative infection. We studied total perioperative transfusion of blood products for 15,592 cardiovascular operations performed ... | [
"The purpose of this study was to investigate whether the incidence of stroke after off-pump AC bypass was lower than that after on-pump AC bypass. A prospective study was performed with consecutive patients who underwent isolated AC bypass in the Shin-Tokyo Hospital Group between July 1, 1996 and December 31, 2001... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Does metformin inhibit proinflammatory responses and nuclear factor-kappaB in human vascular wall cells? | [
"Metformin may benefit the macrovascular complications of diabetes independently of its conventional hypoglycemic effects. Accumulating evidence suggests that inflammatory processes participate in type 2 diabetes and its atherothrombotic manifestations. Therefore, this study examined the potential action of metform... | [
"Salvianolic acid B (Sal B), one of the most active components of Danshen extracts, has beneficial roles in the prevention and treatment of cardiovascular diseases. However, the precise mechanism by which Sal B exerts its effects on vascular cells is unclear. We aimed to elucidate the effects of Sal B on vascular c... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Do physical activity and restlessness correlate with leptin levels in patients with adolescent anorexia nervosa? | [
"In food-restricted rats, leptin suppresses semistarvation-induced hyperactivity (SIH) and decreases exploratory behavior. Leptin ameliorates anxiety-related movement in ob/ob mice. In this study, we assessed the relationship between leptin and qualities of physical activity and restlessness in acute anorexia nervo... | [
"Do teenage girls with a history of menstrual irregularity and/or elevated androgen levels in adolescence exhibit an increased risk of polycystic ovary syndrome (PCOS) and/or infertility later on in adulthood?"
] | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Is decreased plasma CXCL16/SR-PSOX concentration associated with coronary artery disease? | [
"To investigate for the first time whether the plasma CXCL16 concentration is altered in coronary artery disease (CAD) patients. Accumulating evidence suggests that the novel chemokine/scavenger receptor CXCL16/SR-PSOX is involved in the development of atherosclerosis and CAD. Using ELISA we assessed the plasma CXC... | [
"Recently, several studies suggest that galectin-9 (Gal-9) might play a pivotal role in the pathogenesis of autoimmune diseases. However, the exact role of Gal-9 in atherosclerosis remains to be elucidated. Serum Gal-9, high-sensitivity C-reactive protein (hs-CRP), interferon- (IFN-) γ, interleukin- (IL-) 4, IL-17,... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does method of presenting oncology treatment outcomes influence patient treatment decision-making in metastatic colorectal cancer? | [
"The methods used to communicate relevant outcomes in oncology to patients will likely influence treatment decisions. The purpose of this study was to examine the influence of three different methods of describing the efficacy of therapy on treatment decisions regarding management of metastatic colorectal cancer. P... | [
"To what extent are outcome measures in endometriosis-related quality of life studies influenced by the setting in which patient recruitment is performed?"
] | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does hepatic arterial buffer response fail to restore hepatic oxygenation after temporary liver dearterialization in canines? | [
"Hepatic artery thrombosis is a rare but extremely troublesome condition after liver transplantation. Recently, urgent arterial revascularization has been used as rescue therapy, leading to improved graft and patient survivals. Hepatic artery ligation produces a progressive reduction in portal vein blood flow. Theo... | [
"The arterial ketone body ratio (AKBR) has been proposed as an accurate indicator of hepatic mitochondrial redox potential. However, recent studies of the utility of the AKBR as a biochemical marker have been called into question. It is not clear whether the AKBR is closely related to ischemic changes during major ... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Does transfection of CD40Ig into liver prevent acute rejection in rat liver transplantation? | [
"To investigate the effect of CD40Ig upon acute rejection of rat liver transplants. Thirty-two orthotopic liver transplants were performed using Lewis to BN rats with \"the two-cuff technique\". The rats were randomly divided into three groups. Group A served as controls (n = 10); group B (n = 11) and group C (n = ... | [
"Achieving long-term cardiac allograft survival without continuous immunosuppression is highly desired in organ transplantation. Studies have shown that Salvia miltiorrhiza, an herb also known as danshen, improves microcirculation and is highly effective in treating coronary heart disease. Our objective is to deter... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Do diabetes treatments have differential effects on nontraditional cardiovascular risk factors? | [
"The aim of this study was to determine the effect of basal insulin, alone or with a sensitizer, or a combination of oral agents on nontraditional risk factors for cardiovascular disease (CVD). We randomized 57 patients with T2DM to either (1) continuous subcutaneous basal Lispro insulin at a single rate using an i... | [
"The thiazolidinedione (TZD) drugs, including pioglitazone (Actos) and rosiglitazone (Avandia), are commonly prescribed in patients with type 2 diabetes mellitus (T2DM), largely due to their favorable effects on hyperglycemia, insulin sensitivity, and cardiometabolic profile. However, the data are sparse assessing ... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does [ Private umbilical cord blood banking reduce the number of samples for scientific stem cell research ]? | [
"Private umbilical cord blood (UCB) banking after delivery has increased over the last decade. For adult/somatic stem cell research UCB is an essential source of stem cells and researchers question if the number of UCB samples for research might be reduced by private banking. A survey among seven private blood bank... | [
"What are the lifestyle choices and dietary aspects of women about to undergo fertility treatment in New Zealand?"
] | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does motor cortical excitability remain unaffected of short-term hyperglycemia in Type 1 diabetic patients? | [
"In diabetic patients, hyperglycemia may precipitate seizures, and in experimental diabetes, indications for an increased neuronal excitability have been found. In this study, the excitability of the motor cortex and conduction of the central motor pathways were studied in diabetic patients in relation to the glyce... | [
"Parkinson's disease is a neurodegenerative disorder involving the basal ganglia. Type-2 Diabetes Mellitus is an important risk factor for Alzheimer disease and vascular dementia. However, the association between Parkinson's disease and Diabetes Mellitus is controversial. To investigate glucose metabolism abnormali... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Are meal and snack patterns associated with dietary intake of energy and nutrients in US adults? | [
"This study was undertaken to test the hypothesis that specific meal and snack patterns are associated with selected nutrient intakes in US adults. Using the 24-hour dietary recall from the Third National Health and Nutrition Examination Survey, meal and snack patterns were described in relation to nutrient intakes... | [
"To determine associations between intakes of the primary food and beverage sources of added sugars and intakes of key nutrients and food pyramid groups among U.S. children aged 6-17 years. The 1994-96 and 1998 U.S. Department of Agriculture (USDA) Continuing Survey of Food Intakes by Individuals (CSFII) were used ... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Is nutrition knowledge associated with greater weight loss in obese and overweight low-income mothers? | [
"To examine if greater nutrition knowledge vs gains in knowledge promote more successful weight loss in low-income, overweight and obese mothers with young children. A convenience sample of mothers and their children were measured for height and weight; mothers completed demographic and nutrition knowledge question... | [
"Psychosocial factors have demonstrated associations with both prognosis of patients with cardiovascular disease (CVD) as well as the development of CVD. Psychosocial distress may influence health behaviors (such as eating behavior) that increase cardiovascular risk. The purpose of this research was to evaluate the... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Is sustained phosphorylation of Bid a marker for resistance to Fas-induced apoptosis during chronic liver diseases? | [
"Increased rates of apoptosis have been reported to play a role in the pathophysiology of many disorders, including liver diseases. Conversely, genetic mutations that result in impairment of programmed cell death have been associated with cancer development. However, apoptosis resistance can also be the result of n... | [
"Dexamethasone (Dx) is often used to alleviate the acute emetic toxicity associated with high dose cisplatin (cDDP) in osteosarcoma patients. However, in other tumour cell types, Dx has been reported to induce partial resistance to anticancer drugs. We examined the effect of Dx on cDDP-induced apoptosis in the HOS ... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Is promoter variation in the DC-SIGN-encoding gene CD209 associated with tuberculosis? | [
"Tuberculosis, which is caused by Mycobacterium tuberculosis, remains one of the leading causes of mortality worldwide. The C-type lectin DC-SIGN is known to be the major M. tuberculosis receptor on human dendritic cells. We reasoned that if DC-SIGN interacts with M. tuberculosis, as well as with other pathogens, v... | [
"Infection with HIV-1 may result in severe cognitive and motor impairment, referred to as HIV-1-associated dementia (HAD). While its prevalence has dropped significantly in the era of combination antiretroviral therapy, milder neurocognitive disorders persist with a high prevalence. To identify additional therapeut... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
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