query stringlengths 17 395 | pos list | neg list | task stringclasses 1
value | instruction dict |
|---|---|---|---|---|
Does spinal hemiepiphysiodesis decrease the size of vertebral growth plate hypertrophic zone and cells? | [
"Hemiepiphysiodesis is a potential method to treat idiopathic juvenile scoliosis early. The purpose of the present study was to investigate a mechanism of curve creation in the pig thoracic model of spinal hemiepiphysiodesis by determining whether the structure of the vertebral growth plate varied with distance fro... | [
"The origin of juvenile osteochondritis dissecans (OCD) is unknown. Existing experimental animal models of OCD most frequently involve surgically created lesions but do not examine repetitive stress as a possible cause of OCD. Repetitive stresses can cause OCD-like lesions in immature animals. Controlled laboratory... | 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 organizational culture influence health care workers ' influenza immunization behavior? | [
"Low rates of influenza immunization among health care workers (HCWs) pose a potential health risk to patients in primary care practices. Despite previous educational efforts and programs to reduce financial barriers, HCW influenza immunization rates remain low. Variation in practice-level organizational culture ma... | [
"Are positive experiences of different aspects of patient-centred care (PCC) associated with higher intentions to comply with fertility treatment?"
] | 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 serum surfactant protein-A a strong predictor of early mortality in idiopathic pulmonary fibrosis? | [
"Serum surfactant protein (SP) A and SP-D had prognostic value for mortality in patients with idiopathic pulmonary fibrosis (IPF) in prior studies before the reclassification of the idiopathic interstitial pneumonias. We hypothesized that baseline serum SP-A and SP-D concentrations would be independently associated... | [
"Is there a non-invasive biomarker for the diagnosis of testicular inflammatory lesions?"
] | 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 exercise training alter the molecular response to myocardial infarction? | [
"We and others have shown that swimming exercise training performed before irreversible coronary occlusion improves the outcome of the heart injury and alters gene expression at the remodeling phase. The purpose of the current study was to identify temporal changes in the molecular response to myocardial infraction... | [
"Human cellular repressor of E1A-stimulated genes (CREG) is a secreted glycoprotein that regulates tissue and cell homeostasis and has been shown to antagonize heart fibrosis, which indicates a potential protective effect of CREG against cardiomyocyte chronic damage. However, little is known about the role of CREG ... | 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 cytokine responses of intraepithelial lymphocytes regulated by histamine H ( 2 ) receptor? | [
"Histamine participates in the immune regulation of several gastrointestinal diseases. However, the effect of histamine on intestinal intraepithelial lymphocytes (IELs), the front line of the intestinal mucosal immune system, is not well understood. We examined whether histamine has a direct effect on cytokine prod... | [
"The key features of aspirin-exacerbated respiratory diseases (AERDs) include chronic, severe asthma and a high prevalence (60-80%) of chronic rhinosinusitis with nasal polyps, all of which are exacerbated by exposure to aspirin and other NSAIDs. Although the pathogenic mechanisms of AERD are not completely underst... | 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 blood stage malaria vaccine eliciting high antigen-specific antibody concentrations confer no protection to young children in Western Kenya? | [
"The antigen, falciparum malaria protein 1 (FMP1), represents the 42-kDa C-terminal fragment of merozoite surface protein-1 (MSP-1) of the 3D7 clone of P. falciparum. Formulated with AS02 (a proprietary Adjuvant System), it constitutes the FMP1/AS02 candidate malaria vaccine. We evaluated this vaccine's safety, imm... | [
"GMZ2 is a hybrid protein consisting of the N-terminal region of the glutamate-rich protein fused in frame to the C-terminal region of merozoite surface protein 3 (MSP3). GMZ2 formulated in Al(OH)3 has been tested in 3 published phase 1 clinical trials. The GMZ2/alum formulation showed good safety, tolerability, an... | 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 [ Language of instruction and the effect on visual field result ]? | [
"Automated perimetry, a psychophysical test, requires meticulous cooperation of the tested patient. Immigrant populations who do not speak the local language may have poorer performance. This study evaluates this effect. The study was conducted in Israel where the dominant language is Hebrew. A total of 49 non-Hebr... | [
"In order to definitude the influence caused by the different sampling in voice assessment. We comparing the results acquired by total section and subsection sampling. The results acquired by subsection tended to normal more than those acquired by total section."
] | 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 interaction between interleukin-8 and methylenetetrahydrofolate reductase genes modulate Alzheimer 's disease risk? | [
"Interleukin-8 (IL-8), a potent chemoattractant for neutrophils, has been implicated in the pathogenesis of Alzheimer's disease (AD). The ability of individuals to produce high levels of IL-8 is partially determined by the IL-8 -251 T/A polymorphism. Therefore, we investigated the association between this polymorph... | [
"Functional polymorphisms in immune response genes are increasingly recognized as important contributors to the marked individual differences in susceptibility to and outcomes of infectious disease. The acute sickness response is a stereotypical set of illness manifestations mediated by the proinflammatory cytokine... | 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 the long-term use of statins associated with a decreased incidence of adenomatous colon polyps? | [
"Studies have suggested that statins may protect against colorectal cancer (CRC), but it is not clear whether that protection results from effects on established adenomatous polyps (APs) or from preventing the development of new APs. We have conducted a retrospective, cohort study to explore how the long-term use o... | [
"Is there a non-invasive biomarker for the diagnosis of testicular inflammatory lesions?"
] | 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 the C609T variant of NQO1 associated with carotid artery plaques in patients with type 2 diabetes? | [
"Atherosclerosis in patients with type 2 diabetes has been linked to oxidative stress. NADP[1]:quinone oxidoreductase 1 (NQO1) plays a key role in cellular antioxidant defense. Recent reports suggest that highly expressed and inducible endogenous NQO1 from cardiovascular cells may act as a potential superoxide scav... | [
"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 query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Are mTAP and CDKN2B genes associated with myocardial infarction in Chinese Hans? | [
"To investigate the association between cyclin-dependent kinase inhibitor 2A (CDKN2A) gene, cyclin-dependent kinase inhibitor 2B (CDKN2B) gene, and methylthioadenosine phosphorylase (MTAP) gene and myocardial infarction (MI) in Chinese Hans. A total of 432 patients with MI and 430 controls were included in the stud... | [
"Hypertrophic cardiomyopathy (HCM) is a primary autosomal dominant inheritant myocardial disease with heterogeneity in clinical manifestations, natural history and prognosis. Even carrying an identical gene mutation among family members, a variety of clinical phenotypes have been found in patients with HCM. Modifie... | 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 a beta-catenin-dependent Wnt pathway mediate anteroposterior axon guidance in C. elegans motor neurons? | [
"Wnts are secreted glycoproteins that regulate diverse aspects of development, including cell proliferation, cell fate specification and differentiation. More recently, Wnts have been shown to direct axon guidance in vertebrates, flies and worms. However, little is known about the intracellular signaling pathways d... | [
"The facial branchiomotor neurons of cranial nerve VII undergo a stereotyped tangential migration in the zebrafish hindbrain that provides an ideal system for examining the complex interactions between neurons and their environment that result in directed migration. Several studies have shown the importance of the ... | 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 falling FSH levels predict poor IVF pregnancy rates in patients whom the gonadotropins are withheld? | [
"To determine whether monitoring follicle stimulating hormone (FSH) levels in over-responding patients whom the gonadotropins were withheld would predict pregnancy outcome. A group of 33 female infertility patients aged between 20-40 years who had to be coasted during controlled ovarian hyperstimulation were recrui... | [
"To determine the effect of a spontaneous luteinizing hormone (LH) surge on the cycle fecundity during superovulation induction. Superovulatory cycles of patients with various diagnoses are retrospectively compared. Reproductive Endocrinology Outpatient Clinic. A total of 1,185 superovulatory cycles from July 1, 19... | 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 daily mini quiz as means for improving student performance in anatomy course? | [
"To evaluate daily-written 10-question quizzes in a medical anatomy course as a way to integrate assessment into the course and to evaluate their effect on the course success. Students answering correctly 8/10 or more questions were awarded 0.5 points per quiz. There were 34 quizzes with a maximum point score 17. M... | [
"The process of medical education, particularly in the fast evolving new era of medical metaschools, is a broad and complex issue. Harden & Crosby claimed that a good teacher is more than a lecturer, and identified 12 roles that certify a good and capable teacher. However, this is only half the truth: the good stud... | 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 common variant in myocilin gene associated with high myopia in isolated population of Korcula Island , Croatia? | [
"To study the association between genetic variants in myocilin and collagen type I alpha 1 genes and high myopia in an isolated island population. A total of 944 examinees from the genetic epidemiology study conducted on the island of Korcula, Croatia, were included in the study. We selected 2 short nucleotide poly... | [
"To investigate whether different mitochondrial DNA (mtDNA) haplogroups have a role on the development of pseudoexfoliation glaucoma (PEG) in the Saudi Arab population. The mtDNA regulatory region and coding regions comprising mtDNA haplogroup diagnostic polymorphisms were sequenced in patients with PEG (n=94), hea... | 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 contributions of gut bacteria to Bacillus thuringiensis-induced mortality vary across a range of Lepidoptera? | [
"Gut microbiota contribute to the health of their hosts, and alterations in the composition of this microbiota can lead to disease. Previously, we demonstrated that indigenous gut bacteria were required for the insecticidal toxin of Bacillus thuringiensis to kill the gypsy moth, Lymantria dispar. B. thuringiensis a... | [
"The commercial release of rice genetically engineered to express a Cry1Ab protein from Bacillus thuringiensis (Bt) for control of Lepidoptera in China is a subject of debate. One major point of the debate has focused on the ecological safety of Bt rice on nontarget organisms, especially predators and parasitoids t... | 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 pretreatment T3-4 stage an adverse prognostic factor in patients with esophageal squamous cell carcinoma who achieve pathological complete response following preoperative chemoradiotherapy? | [
"Preoperative chemoradiotherapy (CRT) followed by esophagectomy is becoming one of the standard treatment strategies for esophageal cancer. Pathologic complete response (pCR) after CRT is the best predictor of survival in squamous cell carcinoma (SCC) of the esophagus. Although no adjuvant treatment is recommended ... | [
"MAGIC chemotherapy has become the standard of treatment for patients undergoing curative resection for gastric and gastrooesophageal junction (GOJ) cancers. The importance of postoperative component of this regimen is uncertain. The aim of this study was to compare survival and cancer recurrence in patients who ha... | 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 age-dependent disease expression determine remodeling of the retinal mosaic in carriers of RPGR exon ORF15 mutations? | [
"To characterize the retinal histopathology in carriers of X-linked progressive retinal atrophy (XLPRA1 and XLPRA2), two canine models of X-linked retinitis pigmentosa caused, respectively, by a stop and a frameshift mutation in RPGRORF15. Retinas of XLPRA2 and XLPRA1 carriers of different ages were processed for m... | [
"To identify the genetic basis of recessive inheritance of high hyperopia and Leber congenital amaurosis (LCA) in a family of Middle Eastern origin. The patients were examined using standard ophthalmic techniques. DNA samples were obtained and genetic linkage was carried out using polymorphic markers flanking the k... | 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 amniotic membrane transplantation induce apoptosis in T lymphocytes in murine corneas with experimental herpetic stromal keratitis? | [
"To investigate the effect of human amniotic membrane transplantation (AMT) on T-cell immune response in murine corneas with herpetic stromal keratitis (HSK). Herpes simplex virus (HSV)-1-infected BALB/c mice with necrotizing HSK were treated with AMT. CD3(+) cell apoptosis was determined in treated corneas and in ... | [
"To examine the evidence for the role of autologous serum eye drops (ASD) in disease of the ocular surface. A search of the literature published through May 2014 using PubMed, the ISI Web of Knowledge database, and the Cochrane Library was performed. Qualified articles were selected after review of titles, abstract... | 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 thrombin increase inflammatory cytokine and angiogenic growth factor secretion in human adipose cells in vitro? | [
"Abdominal obesity is associated with pro-thrombotic and inflammatory states. Therefore, the purpose of this study was to examine the expression of thrombin receptors (PAR1 and PAR4) human adipose tissue and whether thrombin stimulates an inflammatory cytokine and growth factor profile in human adipose tissue. Huma... | [
"Hypoxic conditions cause fibroblasts to differentiate into alpha smooth-muscle cell actin (α -SMA)-positive cells, i.e. myofibroblasts. This process is a hallmark of venous neointimal hyperplasia (VNH) associated with hemodialysis vascular access. The purpose of this study was to determine if blood outgrowth endot... | 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 the high affinity selectin glycan ligand C2-O-sLex and mRNA transcripts of the core 2 beta-1,6-N-acetylglucosaminyltransferase ( C2GnT1 ) gene highly expressed in human colorectal adenocarcinomas? | [
"The metastasis of cancer cells and leukocyte extravasation into inflamed tissues share common features. Specialized carbohydrates modified with sialyl Lewis x (sLex) antigens on leukocyte membranes are ligands for selectin adhesion molecules on activated vascular endothelial cells at inflammatory sites. The activi... | [
"Norwalk Virus (NV) is a member of the Caliciviridae family, which causes acute epidemic gastroenteritis in humans of all ages and its cellular receptors have not yet been characterized. Another calicivirus, Rabbit Hemorrhagic Disease Virus, attaches to H type 2 histo-blood group oligosaccharide present on rabbit e... | 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 interleukin-17 a critical mediator of vaccine-induced reduction of Helicobacter infection in the mouse model? | [
"Despite the proven ability of immunization to reduce Helicobacter infection in mouse models, the precise mechanism of protection has remained elusive. This study explores the possibility that interleukin (IL)-17 plays a role in the reduction of Helicobacter infection following vaccination of wild-type animals or i... | [
"The Gram-negative bacterium Helicobacter pylori is a constituent of the human gastric microbiota. Chronic infection with H. pylori causes gastritis and predisposes to gastric carcinoma but has also been inversely linked to various allergic and chronic inflammatory conditions. In particular, large meta-analyses hav... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Are novel serum paraoxonase activity assays associated with coronary artery disease? | [
"Serum paraoxonase (PON1) exerts antiatherogenic effects. Novel PON1 enzymatic tests have been recently developed: 5-thiobutyl butyrolactone (TBBL) estimates PON1 lactonase activity, whereas 7-O-diethylphosphoryl-3-cyano-4-methyl-7-hydroxycoumarin (DEPCyMC) is considered a surrogate marker of PON1 concentration. Th... | [
"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 query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Does anger-induced T-wave alternans predict future ventricular arrhythmias in patients with implantable cardioverter-defibrillators? | [
"This study sought to determine whether T-wave alternans (TWA) induced by anger in a laboratory setting predicts future ventricular arrhythmias in patients with implantable cardioverter-defibrillators (ICDs). Anger can precipitate spontaneous ventricular tachycardia/ventricular fibrillation and induce TWA. Whether ... | [
"Surgery for ventricular tachycardias late after myocardial infarction is frequently associated with high mortality including sudden death, and arrhythmia recurrences. We examined our results of sequential map-guided endocardial resection at normothermia in patients with ventricular tachyarrhythmias late after myoc... | 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 intranasal lidocaine plus naphazoline nitrate improve surgical conditions and perioperative analgesia in septorhinoplasty surgery? | [
"Septorhinoplasty is a traumatic procedure that is associated with epistaxis and postoperative pain. The primary objective of this randomized double-blind controlled trial was to determine whether intranasal 5% lidocaine plus naphazoline decreases postoperative pain and lessens the use of rescue analgesics. After i... | [
"We evaluated the efficacy of intraarticular sufentanil in the prevention of postoperative pain after day-case arthroscopic procedures. Sixty patients were randomly assigned to receive either intraarticular sufentanil, 5 or 10 microg, and saline IV, or intraarticular saline and sufentanil 5 microg IV (control). All... | 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 sulforaphane inhibit TNF-alpha-induced activation of p38 MAP kinase and VCAM-1 and MCP-1 expression in endothelial cells? | [
"To investigate the effects of sulforaphane on endothelial inflammatory gene expression in endothelial cells. Human aortic endothelial cells were used in the study. One-hour pretreatment of endothelial cells (EC) with sulforaphane (1-4 muM) suppressed TNF-alpha-induced MCP-1 and VCAM-1 mRNA and protein levels, but ... | [
"Cilostazol is a selective inhibitor of phosphodiesterase 3 that increases intracellular cyclic AMP (cAMP) levels and activates protein kinase A, thereby inhibiting platelet aggregation and inducing peripheral vasodilation. We hypothesized that cilostazol may prevent inflammatory cytokine induced-nuclear factor (NF... | 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 adenosine A ( 1 ) receptors determine glomerular hyperfiltration and the salt paradox in early streptozotocin diabetes mellitus? | [
"In early type 1 diabetes mellitus, changes in proximal reabsorption influence glomerular filtration rate (GFR) through tubuloglomerular feedback (TGF). Due to TGF, a primary increase in proximal reabsorption causes early diabetic hyperfiltration, while a heightened sensitivity of the proximal tubule to dietary sal... | [
"Development of diabetes causes early functional (endothelial dysfunction) and morphological abnormalities in the kidney. If left untreated, these will ultimately progress to renal failure. Apart from strategies aimed at maintaining very tight glycemic control, attention has turned to the development of adjuvant th... | 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 prevalence of psychiatric and substance use disorders among single mothers nearing lifetime welfare eligibility limits? | [
"In the 1990s, US welfare reform legislation imposed a 5-year lifetime limit on financial support for low-income families with young children (younger than 18 years). With increasing numbers of single mothers and their children reaching the end of their welfare eligibility, there is concern about potentially high r... | [
"Substance use and crime/recidivism are irrevocably linked. We explore the nuances of this association by highlighting the prevalence, trends, and correlates of substance use dsorders in a large group of probationers/parolees. We examined SUDs among probationers and parolees in the United States using data from 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 suicidal ideation and behavior and some psychological correlate in physically disabled motor-vehicle accident survivors? | [
"Previous research has shown some maladaptive psychological reactions and even increased incidence of various mental disorders in patients with spinal cord injury during their rehabilitation. Self-concept and suicidal risk in particular have not been studied often in these samples. Our principal goal was to explore... | [
"The aim of this study was to examine further the association between low total serum cholesterol and suicidal behaviour. We measured the serum cholesterol levels in 231 patients admitted to an emergency room following a suicide attempt, in 231 age-,sex- and diagnosis-matched non-suicidal psychiatric controls, 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:"
} |
Is [ Risk of cerebral vasospasm following subarachnoid hemorrhage associated with endothelial nitric oxide synthase gene polymorphism ]? | [
"To study whether endothelial nitric oxide synthase gene (eNOS) polymorphisms is implicated in the development of cerebral vasospasm following subarachnoid hemorrhage. Three groups of patients with subarachnoid hemorrhage were selected to test this hypothesis, including 98 patients with cerebral vasospasm following... | [
"The pathophysiology of cerebral aneurysms (CA) is linked to chronic inflammation. Endothelial damage is one of the first changes in CA walls resulted from inflammation. It has been shown that increase in plasma homocysteine (Hcy) impairs vascular endothelium and correlates with the development of atherosclerosis. ... | 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 inhibition of cyclin-dependent kinases by olomoucine and roscovitine reduce lipopolysaccharide-induced inflammatory responses via down-regulation of nuclear factor kappaB? | [
"Initiation and maintenance of pro-inflammatory reactions elicited by bacterial lipopolysaccharide and/or cytokines in the macrophage lineage have been reported to play a crucial role in acute and chronic pathogenic effects. Whether pro-inflammatory responses triggered by lipopolysaccharide in growth arrested cells... | [
"The neuroinflammation induced by amyloid-beta peptide (Aβ) is one of the key events in Alzheimer's disease (AD) progress in which microglia are the main cells involved. Berberine, one of the major constituents of Chinese herb Rhizoma coptidis, is known for its anti-inflammatory, anti-oxidative and anti-microbial a... | 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 accuracy of tobramycin levels obtained from central venous access devices in patients with cystic fibrosis technique dependent? | [
"Patients with cystic fibrosis (CF) frequently require prolonged aminoglycoside antibiotic therapy administered via central venous access devices (CVADs). Therefore, the effect of the volume of saline flush used prior to drawing blood on tobramycin levels obtained from CVADs was investigated to determine the potent... | [
"Aerosolized tobramycin inhalation solution (TIS) may be absorbed and result in measurable serum concentrations. We assessed the significance of TIS dosing in the latter portion of the IV dosing interval on the calculation of pharmacokinetic (PK) parameters and dosing. Twenty adult CF patients admitted to the hospi... | 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 prolonged head down bed rest-induced inactivity impair tonic autonomic regulation while sparing oscillatory cardiovascular rhythms in healthy humans? | [
"Physical inactivity represents a major risk for cardiovascular disorders, such as hypertension, myocardial infarction or sudden death; however, underlying mechanisms are not clearly elucidated. Clinical and epidemiological investigations suggest, beyond molecular changes, the possibility of an induced impairment i... | [
"Hypotensive episodes are relatively frequent adverse effects during LDL apheresis. To evaluate the impact of LDL apheresis on autonomic cardiovascular control we investigated hypercholesterolemic patients before and after a single LDL apheresis in comparison to an age-matched control group. We continuously recorde... | 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 human C-reactive protein induce endothelial dysfunction and uncoupling of eNOS in vivo? | [
"Elevated C-reactive protein (CRP) levels are associated with increased cardiovascular events and endothelial dysfunction. We have previously shown that CRP decreases endothelial nitric oxide synthase (eNOS) activity in endothelial cells and inhibits endothelium-dependent nitric oxide (NO)-mediated vasodilation in ... | [
"Microparticles are membrane vesicles with procoagulant and proinflammatory properties released during cell activation, including apoptosis. The present study was designed in dissecting the effects evoked by microparticles on vascular reactivity. Microparticles from either apoptotic T lymphocytic cells or from plas... | 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 peroxiredoxin IV protect cells from radiation-induced apoptosis in head-and-neck squamous cell carcinoma? | [
"Human peroxiredoxins (Prxs) are known as a family of thiol-specific antioxidant enzymes, among which Prx-I and -II play an important role in protecting cells from irradiation-induced cell death. It is not known whether Prx-IV also protects cells from ionizing radiation (IR). To evaluate the protective role of Prx-... | [
"Ran binding protein M (RanBPM) is a ubiquitous, nucleocytoplasmic protein that serves as a scaffolding molecule. This study aimed to investigate the role of RanBPM in gastric cancer. RanBPM expression in human gastric cancer tissue samples was analyzed using real-time polymerase chain reaction. The effect of RanBP... | 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 inhibition of 4E-BP1 sensitize U87 glioblastoma xenograft tumors to irradiation by decreasing hypoxia tolerance? | [
"Eukaryotic initiation factor 4E (eIF4E) is an essential rate-limiting factor for cap-dependent translation in eukaryotic cells. Elevated eIF4E activity is common in many human tumors and is associated with disease progression. The growth-promoting effects of eIF4E are in turn negatively regulated by 4E-BP1. Howeve... | [
"We investigated whether MAPK-interacting kinase (Mnk) inhibition sensitizes anaplastic thyroid cancer (ATC) cellular response to chemotherapy. In vitro and in vivo methods were used to examine the combinatory effects of cisplatin with Mnk inhibition and its underlying mechanism. Mnk inhibition by pharmacological o... | 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 the conserved WW-domain binding sites in Dystroglycan C-terminus essential but partially redundant for Dystroglycan function? | [
"Dystroglycan (Dg) is a transmembrane protein that is a part of the Dystrophin Glycoprotein Complex (DGC) which connects the extracellular matrix to the actin cytoskeleton. The C-terminal end of Dg contains a number of putative SH3, SH2 and WW domain binding sites. The most C-terminal PPXY motif has been establishe... | [
"The synaptic protein PSD-95/SAP90 interacts with ion channels such as the N-methyl-D-aspartate-receptor (NMDA-R) via its PDZ domain, and is involved in their clustering. Moreover, it interacts with signalling molecules and plays an important role in coupling NMDA-R to pathways that control synaptic plasticity 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:"
} |
Is muscle strength significantly associated with hip bone mineral density in women with Parkinson 's disease : a cross-sectional study? | [
"To study the influence of physical impairments on hip bone mineral density in women with Parkinson's disease. Cross-sectional study. Thirty-four women with Parkinson's disease and 30 age-matched healthy controls. Patients with Parkinson's disease underwent a hip scan using dual-energy X-ray absorptiometry and tota... | [
"After menopause, rapid bone mass loss occurs in response to hypoestrogenism. Several studies suggest that muscle mass and bone mineral density (BMD) are positively associated in postmenopausal women. Therefore, it may be assumed that postmenopausal low appendicular muscle mass (aMM) can increase BMD loss in a shor... | 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 inter-alpha-trypsin inhibitor heavy chain 4 a novel marker of acute ischemic stroke? | [
"Inflammation and inflammatory markers play an important role in acute ischemic stroke (AIS). In an earlier study, we discovered a 120-kDa protein that was highly expressed in healthy participants, but either was not expressed or was barely expressed in AIS patients. The purpose of the present work was to isolate, ... | [
"Are levels of circulating angiogenic cells (CACs) affected by the presence of endometriosis?"
] | 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 single nucleotide polymorphisms of vascular endothelial growth factor gene intron 2 markers for early progression of diabetic retinopathy in Japanese with type 1 diabetes? | [
"Few studies investigated the relationship between single nucleotide polymorphisms (SNPs) of vascular endothelial growth factor (VEGF) gene and time to the development and progression of diabetic retinopathy. Eight SNPs of VEGF gene were typed using TaqMan assays in 175 Japanese patients with type 1 diabetes. Fundi... | [
"Serum bilirubin concentration is associated with diabetic retinopathy in patients with type 2 diabetes. This study investigated the relationships between serum bilirubin concentration and the severity of diabetic retinopathy. In addition, the importance of bilirubin was compared with factors that were previously s... | 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 the epithelial-mesenchymal transition-inducing factor TWIST an attractive target in advanced and/or metastatic bladder and prostate cancers? | [
"Metastasis remains the main cause of death in both bladder (BCa) and prostate (PCa) cancers. The results of chemotherapy did not show any significant improvement of the survival the past years. Cancer research has led to the identification of signaling pathways involved and molecular targets that could change the ... | [
"KLF4 is a transcription factor with divergent functions in different malignancies. We analyzed KLF4 expression and DNA methylation, and their clinical relevance and biological function in urothelial cancer. Immunohistochemistry and Sequenom™ MassARRAY® were done to detect the expression and promoter methylation of... | pubmedqa | {
"query": "Represent the Biomedical question for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
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Are the oncogenic effects of constitutive Stat3 signaling in salivary gland cancer cells mediated by survivin and modulated by the NSAID sulindac? | [
"Constitutive activation of the signal transducer and activator of transcription 3 (Stat3) has been detected in various human cancers and has been linked to tumor development and progression. Oncogenic Stat3 signaling results in induction of specific target genes, among which survivin is implicated in the prolifera... | [
"Recent population studies suggest that the use of metformin is associated with reduced incidence and improved prognosis of certain cancers. In the current study, we assessed the effect of metformin on esophagus cancer cells using two cell lines (Eca-109 and TE-1 cells). We found that metformin inhibited growth 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 the Apc 1322T mouse develop severe polyposis associated with submaximal nuclear beta-catenin expression? | [
"We previously demonstrated that the 2 APC mutations in human colorectal tumors are coselected, because tumorigenesis requires an optimal level of Wnt signaling. We and others subsequently showed that the truncated APC proteins in colorectal tumors usually retain a total of 1-2 beta-catenin binding/degradation repe... | [
"Paneth cells are part of the innate mucosal immunity of the gut with possible regulatory function. This study intends to identify the gene expression pattern of the orthotopic and metaplastic Paneth cells, searching for differences between metaplastic occurrence between Crohn's disease and ulcerative colitis. Pane... | 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 diagnostic assay based on hsa-miR-205 expression distinguish squamous from nonsquamous non-small-cell lung carcinoma? | [
"Recent advances in treatment of lung cancer require greater accuracy in the subclassification of non-small-cell lung cancer (NSCLC). Targeted therapies which inhibit tumor angiogenesis pose higher risk for adverse response in cases of squamous cell carcinoma. Interobserver variability and the lack of specific, sta... | [
"Carbonic anhydrase IX (CA9) is a transmembrane glycoprotein related to hypoxia. Increased CA9 expression has been associated with decreased survival and cancer progression and has been targeted as a potential therapy for several cancers, including esophageal cancer. The reported percentages of expression of CA9 in... | 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 strength training preserve the bone mineral density of postmenopausal women without hormone replacement therapy? | [
"The study was designed to evaluate the effects of strength training (ST) on the bone mineral density (BMD) of postmenopausal women without hormone replacement therapy. Subjects were randomized into untrained (UN) or trained (TR) groups. The TR group exercised three ST sessions per week for 24 weeks, and body compo... | [
"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:"
} |
Do objective findings with malpositioning of a nucleus 24RE ( CA ) cochlear implant? | [
"Proper intracochlear placement of cochlear implant electrode arrays is believed to be important for optimum speech perception results. However, objective tests of cochlear implant function typically provide little or no information about the intracochlear placement of the array. We report the results for a variety... | [
"To evaluate the cochlear implant operation by the use of X-ray or CR. There are 15 ears 15 cases which were completed the cochlear implant operation, after operation the implant electrode array was shown by the use of X-ray or CR. The shape and station of those were normal, average insered depth was 23.05 mm, come... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant passages:",
"pos": "Represent the Biomedical passage for retrieval:",
"neg": "Represent the Biomedical passage for retrieval:"
} |
Are mannose-binding lectin gene polymorphisms associated with disease activity and physical disability in untreated , anti-cyclic citrullinated peptide-positive patients with early rheumatoid arthritis? | [
"To study the association between polymorphisms in the mannose-binding lectin gene (MBL2) and disease activity, physical disability, and joint erosions in patients with newly diagnosed rheumatoid arthritis (RA). Patients with early RA (n=158) not previously treated with disease modifying antirheumatic drugs, partic... | [
"To investigate whether concentrations of basic fibroblast growth factor (bFGF) and vascular endothelial growth factor (VEGF) in aspirated synovial fluid can be used to distinguish rheumatoid arthritis from other forms of inflammatory arthritis. bFGF and VEGF concentrations were measured in aspirated synovial fluid... | 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 surgical treatment decisive for outcome in chondrosarcoma of the chest wall : a population-based Scandinavian Sarcoma Group study of 106 patients? | [
"Chondrosarcoma of the chest wall is the most frequent primary malignant chest wall tumor. Surgery remains the only effective treatment. Sarcoma treatment in Sweden is centralized to sarcoma centers; however, sarcomas of the chest wall have also been handled by thoracic and general surgeons. One hundred six consecu... | [
"Osteonecrosis (ON) is a potential sequel in patients treated for malignancies. The goal of this population-based register study was to determine the incidence of ON requiring total joint arthroplasty (TJA) in patients treated for solid tumors in childhood, adolescence, or early adulthood. Patients diagnosed with a... | 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 expression of LKB1 tumor suppressor in non-small cell lung cancer determine sensitivity to 2-deoxyglucose? | [
"Targeted therapy promises to improve patient outcome in non-small cell lung cancer. Biomarkers can direct targeted therapy toward patients who are most likely to respond, thus optimizing benefit. A novel agent with antineoplastic potential is the glucose analog, 2-deoxyglucose. 2-Deoxyglucose targets tumor cells, ... | [
"High-grade gliomas are difficult to treat due to their location behind the blood-brain barrier and to inherent radioresistance and chemoresistance. Because tumorigenesis is considered a multistep process of accumulating mutations affecting distinct signaling pathways, combinations of compounds, which inhibit nonov... | 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 sunitinib mediate reversal of myeloid-derived suppressor cell accumulation in renal cell carcinoma patients? | [
"Immune dysfunction reported in renal cell carcinoma (RCC) patients may contribute to tumor progression. Myeloid-derived suppressor cells (MDSC) represent one mechanism by which tumors induce T-cell suppression. Several factors pivotal to the accumulation of MDSC are targeted by the tyrosine kinase inhibitor, sunit... | [
"Lung adenocarcinomas with mutations in the epidermal growth factor receptor (EGFR) have unprecedented initial responses to targeted therapy against the EGFR. Over time, however, these tumors invariably develop resistance to these drugs. We set out to investigate alternative treatment approaches for these tumors. T... | 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 sperm-derived SPANX-B a clinically relevant tumor antigen that is expressed in human tumors and readily recognized by human CD4+ and CD8+ T cells? | [
"The sperm-derived SPANX family proteins can be found expressed in human tumors. Here, we aimed to perform a comprehensive study to evaluate immunotherapeutic relevance of one of its members, SPANX-B. We wanted to test its expression pattern in human tumors and to evaluate CD4(+) and CD8(+) T-cell responses in heal... | [
"Ipilimumab is a monoclonal antibody that blocks the immune-inhibitory interaction between CTL antigen 4 (CTLA-4) and its ligands on T cells. Clinical trials in cancer patients with ipilimumab have shown promising antitumor activity, particularly in patients with advanced melanoma. Often, tumor regressions in these... | 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 lipid-rich enteral nutrition reduce postoperative ileus in rats via activation of cholecystokinin-receptors? | [
"This study investigates the effect of lipid-rich nutrition on the local inflammatory response and gastrointestinal hypomotility in a rat model of postoperative ileus. Postoperative ileus is a major clinical problem, in which inflammation of the intestinal muscularis plays a key pathogenic event. Previously, admini... | [
"Cholangiopathies are characterized by progressive dysregulation of the balance between proliferation and death of cholangiocytes. In the course of cholestasis, cholangiocytes undergo a neuroendocrine transdifferentiation and their biology is regulated by neuroendocrine hormones. Glucagon-like peptide-1 (GLP-1), se... | 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 wall motion score index predict mortality and functional result after surgical ventricular restoration for advanced ischemic heart failure? | [
"Advanced ischemic heart failure can be treated with surgical ventricular restoration (SVR). While numerous risk factors for mortality and recurrent heart failure have been identified, no plain predictor for identifying SVR patients with left ventricular damage beyond recovery is yet available. We tested echocardio... | [
"In Fontan candidates, we have recently been aggressively performing the Damus-Kaye-Stansel procedure (DKS) to prevent increased afterload on the systemic ventricle. The present study investigated the efficacy of the DKS procedure in terms of the ventricular function following a Fontan operation. Patients undergoin... | 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 ciprofloxacin select for multidrug resistance in Salmonella enterica serovar Typhimurium mediated by at least two different pathways? | [
"The aim of this study was to understand the role of ramA in conferring multidrug resistance (MDR) in Salmonella enterica serovar Typhimurium. Two phenotypically distinct isogenic MDR laboratory mutants derived from Salmonella Typhimurium SL1344 and three human clinical isolates from a patient that failed antibioti... | [
"Antibiotics are among the most frequently prescribed drugs in human and animal medicine. With antibiotic resistance being a serious threat to veterinary and public health, the prudent use of antibiotics receives much attention. Less well known is that incorrect use of antimicrobial agents may also lead to increase... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Is high serum YKL-40 concentration associated with cardiovascular and all-cause mortality in patients with stable coronary artery disease? | [
"Macrophages in atherosclerotic plaques secrete YKL-40. We tested the hypothesis if high serum YKL-40 concentration predicts coronary events and death of patients with stable coronary artery disease (CAD). During the 2.6 years follow-up period (median 2.77 year, interquartile range 0.23 year), 270 patients among th... | [
"Omentin-1, an adipokine secreted from visceral adipose tissue, has been reported to be associated with coronary artery disease (CAD) and metabolic disorders. To clarify the relationship between serum omentin-1 levels and the presence and severity of CAD in patients with metabolic syndrome (MetS). We measured serum... | 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 muscle cramps the commonest side effect of home parenteral nutrition? | [
"Complications resulting from home parenteral nutrition (HPN) reduce a patient's quality of life. The major complications of catheter-related sepsis, venous thrombosis and chronic liver disease are well recognised. This study aimed to determine if there were other minor, but common complications that caused patient... | [
"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:"
} |
Is genetic variation in ATP5O associated with skeletal muscle ATP50 mRNA expression and glucose uptake in young twins? | [
"Impaired oxidative capacity of skeletal muscle mitochondria contribute to insulin resistance and type 2 diabetes (T2D). Furthermore, mRNA expression of genes involved in oxidative phosphorylation, including ATP5O, is reduced in skeletal muscle from T2D patients. Our aims were to investigate mechanisms regulating A... | [
"Lipid accumulation in skeletal muscle and the liver is strongly implicated in the development of insulin resistance and type 2 diabetes, but the mechanisms underpinning fat accrual in these sites remain incompletely understood. Accumulating evidence of muscle mitochondrial dysfunction in insulin-resistant states h... | 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 contractile function preserved in unloaded hearts despite atrophic remodeling? | [
"Recent studies have shown that mechanically unloading a failing heart may induce reverse remodeling and functional improvement. However, these benefits may be balanced by an unloading-related remodeling including myocardial atrophy that might lead to decrease in function. Using a model of heterotopic heart transpl... | [
"To examine the role of physiological Akt signalling in pathological hypertrophy through analysis of PHLPP1 (PH domain leucine-rich repeat protein phosphatase) knock-out (KO) mice. To investigate the in vivo requirement for 'physiological' control of Akt activation in cardiac growth, we examined the effect of delet... | 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 nadir CA-125 level an independent prognostic factor in advanced epithelial ovarian cancer? | [
"The purpose of this study was to determine the independency of a nadir CA-125 level as a prognostic factor in patients with advanced epithelial ovarian cancer (EOC). Among the 153 women with advanced EOC who had surgery in our hospital between January 2001 and June 2007, 121 women underwent retrospective chart rev... | [
"To investigate the role of cyclin G1 and cyclin B1 in ovarian tumorigenesis. We examined cyclin B1 and G1 expression in 58 epithelial ovarian cancer, 18 low-malignant-potential ovarian tumors, and 6 normal ovarian epithelium samples using immunohistochemistry. We also examined cyclin G1 and p53 expression in 7 epi... | 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 analysis with support vector machine show HIV-positive subjects without infectious retinitis have mfERG deficiencies compared to normal eyes? | [
"To test the following hypotheses: (1) eyes from individuals with human immunodeficiency virus (HIV) have electrophysiologic abnormalities that manifest as multifocal electroretinogram (mfERG) abnormalities; (2) the retinal effects of HIV in immune-competent HIV individuals differ from the effects in immune-incompe... | [
"To find out about the prophylactic value of antiretroviral therapy on HIV-1-associated subclinical and clinical psychomotor slowing as one marker of HIV-1-associated CNS disease. Prospective study with regular clinical and neurophysiologic examination every three months of 1482 consecutive HIV-1-seropositive and 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:"
} |
Does microRNA-21 regulate the proliferation and invasion in esophageal squamous cell carcinoma? | [
"MicroRNAs are approximately 22 nucleotide noncoding RNA molecules that posttranscriptionally regulate gene expression. The aim of this study was (a) to determine a role of microRNA-21 in esophageal squamous cell carcinoma and (b) to elucidate the regulation of the programmed cell death 4 (PDCD4) gene by microRNA-2... | [
"Ran binding protein M (RanBPM) is a ubiquitous, nucleocytoplasmic protein that serves as a scaffolding molecule. This study aimed to investigate the role of RanBPM in gastric cancer. RanBPM expression in human gastric cancer tissue samples was analyzed using real-time polymerase chain reaction. The effect of RanBP... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Do mMPs regulate both development and immunity in the tribolium model insect? | [
"Matrix metalloproteinases (MMPs) are evolutionarily conserved and multifunctional effector molecules in development and homeostasis. In spite of previous, intensive investigation in vitro and in cell culture, their pleiotrophic functions in vivo are still not well understood. We show that the genetically amenable ... | [
"The Pax transcription factor gene eyegone (eyg) participates in many developmental processes in Drosophila, including the Notch signaling activated postembryonic growth of the eye primordium, global development of the adult head and the development of the antenna. In contrast to other Pax genes, the functional con... | 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 anatomic location of penetrating lower-extremity trauma predict compartment syndrome development? | [
"Compartment syndrome of the lower extremity can be a difficult diagnosis to make with serious consequences if diagnosis and intervention is delayed. Identifying patients who are more likely to develop this syndrome can help prevent the associated complications. The purpose of this study was to evaluate whether the... | [
"Assess the characteristics associated with the risk of complications and mortality in children sustaining pelvic fractures. Urban university pediatric Level I trauma center in a large metropolitan community. Retrospective analysis of 57 consecutive children with 66 pelvic fractures seen between 1993 and 1999. Fift... | 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 physically active lifestyle decrease the risk of fattening? | [
"Increasing age is associated with declining physical activity and a gain in fat mass. The objective was to observe the consequence of the age-associated reduction in physical activity for the maintenance of energy balance as reflected in the fat store of the body. Young adults were observed over an average time in... | [
"Is intake of fatty acids related to semen quality among young men?"
] | 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 performance-oriented mobility assessment ( POMA ) balance score indicate need for assistive device? | [
"To determine (1) if older adults using an assistive device (AD) score lower on the Performance-Oriented Mobility Assessment (POMA) balance subscale (B-subscale) than individuals not using an AD; and (2) if a cut-score of 12 would indicate the need to use an AD. Elderly persons (n = 82, mean age = 82.1 years) were ... | [
"The study aimed to examine whether the improvement in gait function after total knee arthroplasty (TKA) correlated with the amount of physical activity and whether both gait self-efficacy and gait function are predictors of the amount of physical activity up to 6 months after surgery. Eighty-one patients were test... | 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 brain nuclear factor-kappa B activation contribute to neurohumoral excitation in angiotensin II-induced hypertension? | [
"Angiotensin II (ANG II)-induced inflammatory and oxidative stress responses contribute to the pathogenesis of hypertension. In this study, we determined whether nuclear factor-kappa B (NF-kappaB) activation in the hypothalamic paraventricular nucleus (PVN) increases oxidative stress and contributes to the ANG II-i... | [
"Oxidative stress plays a critical role in the development of abdominal aortic aneurysm (AAA). Intermedin (IMD) is a regulator of oxidative stress. Here, we investigated whether IMD reduces AAA by inhibiting oxidative stress. In angiotensin II-induced ApoE"
] | 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 oxidative stress impair vasorelaxation induced by the soluble guanylyl cyclase activator BAY 41-2272 in spontaneously hypertensive rats? | [
"BAY 41-2272 (5-cyclopropyl-2-[1-(2-fluoro-benzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]-pyrimidin-4-ylamine) relaxes mesenteric arteries (MA) in a synergistic fashion with nitric oxide (NO). We hypothesized that the relaxation to BAY 41-2272 is decreased in spontaneously hypertensive rats (SHR) because of the reduced NO... | [
"To analyze the role of toll-like receptor 4 in modulating metabolism and endothelial function. Type 2 diabetic mice with mutated toll-like receptor 4 (DWM) were protected from hyperglycemia and hypertension, despite an increased body weight. Isometric tension was measured in arterial rings with endothelium. Relaxa... | 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 cCAAT/enhancer binding protein beta mediate expression of matrix metalloproteinase 13 in human articular chondrocytes in inflammatory arthritis? | [
"To determine the function of CCAAT/enhancer binding protein beta (C/EBPbeta) in the expression of matrix metalloproteinase 13 (MMP-13) in chondrocytes in inflammatory arthritis. Cartilage obtained from patients with rheumatoid arthritis and osteoarthritis was immunostained for expression of C/EBPbeta or MMP-13. In... | [
"To characterize the molecular changes that occur in normal fibroblasts, adhesion fibroblasts, and mesothelial cells as a result of exposure to modified hyaluronic acid and carboxymethylcellulose (Seprafilm). University research laboratory. Human mesothelial and fibroblast cell culture. Multiplex reverse transcript... | 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 membrane type 1 matrix metalloproteinase a crucial promoter of synovial invasion in human rheumatoid arthritis? | [
"A hallmark of rheumatoid arthritis (RA) is invasion of the synovial pannus into cartilage, and this process requires degradation of the collagen matrix. The aim of this study was to explore the role of one of the collagen-degrading matrix metalloproteinases (MMPs), membrane type 1 MMP (MT1-MMP), in synovial pannus... | [
"Is there a non-invasive biomarker for the diagnosis of testicular inflammatory lesions?"
] | 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 digital images obtained with a digital camera associated with a loss of critical information -- a preliminary study? | [
"To investigate whether digital images obtained by a digital camera are deficient compared to the original radiographs. Twenty pairs of bitewing radiographs of children and 40 anterior periapical radiographs were photographed using a digital camera. Images were saved as JPEG files and loaded onto a laptop. Film rad... | [
"This is a retrospective study of 250 patients who describe low back pain with pain drawings. A computer application using artificial neural networks was designed to analyze pain drawings and evaluate the contribution of pain sensation to drawing classification. The primary goal of this study was to assess the cont... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Do medullary pain facilitating neurons mediate allodynia in headache-related pain? | [
"To develop and validate a model of cutaneous allodynia triggered by dural inflammation for pain associated with headaches. To explore neural mechanisms underlying cephalic and extracephalic allodynia. Inflammatory mediators (IM) were applied to the dura of unanesthetized rats via previously implanted cannulas, and... | [
"Chronic pain occurs when normally protective acute pain becomes pathologically persistent. We examined here whether an isoform of protein kinase C (PKC), PKMζ, that underlies long-term memory storage in various brain regions, also sustains nociceptive plasticity in spinal cord dorsal horn (SCDH) mediating persiste... | 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 polymorphisms in interleukin-1 receptor-associated kinase 4 associated with total serum IgE? | [
"Serum immunoglobulin E (IgE) level is recognized to be under strong genetic control, but the causal and susceptibility genes remain to be identified. We sought to investigate the association between single nucleotide polymorphisms (SNPs) in the Toll-like receptor (TLR) signaling pathway and total serum IgE level. ... | [
"Although bone loss and osteoporosis are well-known long-term sequelae of inflammatory bowel disease (IBD), the risk factors for increased bone loss have not been identified. Balances of pro- and anti-inflammatory cytokines influence mechanisms of both chronic inflammation and bone resorption. The aim of this study... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Is electronic endoscope insertion into a thoracic drainage tube a new technique in the treatment and diagnosis of pleural diseases? | [
"Pleural disease remains a commonly encountered clinical problem for both physician and surgeon. This study describes a new way to better diagnose and treat pleural diseases (hemothorax, empyema, and pleural effusion) using an electronic endoscope (gastroscope or bronchoscope). We conducted a retrospective study of... | [
"Video-assisted thoracoscopy (VAT) is usually performed under general anesthesia (GA). We performed an analysis to determine whether multithoracoport VAT under local anesthesia (LA) is feasible. Forty-five VAT under LA were performed in 34 men and 11 women (mean age 46.8 years) in the endoscopy room. The waiting ti... | 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 a novel endo-hydrogenase activity recycle hydrogen produced by nitrogen fixation? | [
"Nitrogen (N(2)) fixation also yields hydrogen (H(2)) at 1:1 stoichiometric amounts. In aerobic diazotrophic (able to grow on N(2) as sole N-source) bacteria, orthodox respiratory hupSL-encoded hydrogenase activity, associated with the cell membrane but facing the periplasm (exo-hydrogenase), has nevertheless been ... | [
"The microaerophilic bacterium Azorhizobium caulinodans, when fixing N(2) both in pure cultures held at 20 µM dissolved O(2) tension and as endosymbiont of Sesbania rostrata legume nodules, employs a novel, respiratory-membrane endo-hydrogenase to oxidize and recycle endogenous H(2) produced by soluble Mo-dinitroge... | 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 eWS/ETS regulate the expression of the Dickkopf family in Ewing family tumor cells? | [
"The Dickkopf (DKK) family comprises a set of proteins that function as regulators of Wnt/beta-catenin signaling and has a crucial role in development. Recent studies have revealed the involvement of this family in tumorigenesis, however their role in tumorigenesis is still remained unclear. We found increased expr... | [
"Is inhibitor of DNA-binding protein 2 (ID2) a mediator of the transforming growth factor (TGF)-β1-induced Warburg-like effect seen in the peritoneum of women with endometriosis?"
] | 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 [ Intravenous injection rate and site of fentanyl affect the incidence and onset time of fentanyl-induced cough ]? | [
"To explore the effect of intravenous injection rate and site of fentanyl on the incidence and onset time of fentanyl-induced cough. Seventy-five ASA class I or II patients were randomized into 3 groups and received intravenous fentanyl administration at 4 microg/kg in different manners. In group A, fentanyl was in... | [
"To explore the effect of dexmedetomidine in acute postoperative pain and remifentanil-induced hyperalgesia. From January 2011 to June 2012, 120 patients scheduled for elective abdominal surgery under general anesthesia were included in this study. All patients received intravenous remifentanil infusion during oper... | 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 cYP2C19 genotype associated with symptomatic recurrence of GERD during maintenance therapy with low-dose lansoprazole? | [
"Maintenance therapy of gastroesophageal reflux disease (GERD) is usually performed with a low dose of a proton-pump inhibitor (PPI). Because PPIs are metabolized by CYP2C19 in the liver, we investigated whether a patient's CYP2C19 genotype was associated with symptomatic recurrence of GERD during maintenance thera... | [
"The most cost-effective diagnostic algorithm for gastroesophageal reflux disease (GERD) remains controversial. We hypothesized that prompt referral for esophageal pH monitoring is more cost-effective than prolonged empiric courses of proton-pump inhibitors (PPIs)."
] | 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 co-treatment with diazepam prevent the effects of fluoxetine on the proliferation and survival of hippocampal dentate granule cells? | [
"Selective serotonin reuptake inhibitors (SSRI) often produce increased anxiety during the first weeks of treatment before the clinical antidepressant response, and these symptoms are commonly treated with benzodiazepines. Selective serotonin reuptake inhibitors increase proliferation of neuronal progenitors in rod... | [
"Whole-brain irradiation (WBI) therapy produces learning and memory deficits in patients with brain tumours. Although the pathological cascade of cognitive deficits remains unknown, it may involve reduced neurogenesis within the hippocampus. Baicalein is a flavonoid derived from the roots of Huangqin, Scutellaria b... | 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 endometrial osteopontin mRNA expression and plasma osteopontin levels increased in patients with endometriosis? | [
"The aim of this study was to evaluate osteopontin (OPN) mRNA expression in eutopic endometrium and plasma OPN levels in patients with endometriosis. A total of 79 patients with histologically confirmed endometriosis and 43 patients without endometriosis participated in this study. OPN mRNA expression in endometria... | [
"Adiponectin is a novel adipocytokine of extreme importance for the metabolism. Recent studies have indicated that adiponectin suppresses inflammation, angiogenesis, and fibrosis, which are central pathogenic factors for endometriosis. We addressed the possibility that adiponectin is implicated in endometriosis. We... | 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 changes in endometrial natural killer cell expression of CD94 , CD158a and CD158b associated with infertility? | [
"Cycle-dependent fluctuations in natural killer (NK) cell populations in endometrium and circulation may differ, contributing to unexplained infertility. NK cell phenotypes were determined by flow cytometry in endometrial biopsies and matched blood samples. While circulating and endometrial T cell populations remai... | [
"Fibromyalgia (FM) is defined as a widely distributed pain. While many rheumatologists and pain physicians have considered it to be a pain disorder, psychiatry, psychology, and general medicine have deemed it to be a syndrome (FMS) or psychosomatic disorder. The lack of concrete structural and/or pathological evide... | 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 glucose modulate event-related potential components of recollection and familiarity in healthy adolescents? | [
"Behavioural evidence supports the notion that oral glucose ingestion enhances recognition memory judgements based on recollection, but not familiarity. The present study sought to clarify and extend upon these behavioural findings by investigating the influence of glucose administration on event-related potential ... | [
"The serotonin precursor L-tryptophan (TRP) is available as a nutritional supplement and is licensed as an antidepressant in a number of countries. However, evidence of its efficacy as the primary treatment for depression is limited, and the direct action of TRP on the symptoms of depression and anxiety has not bee... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant paragraphs:",
"pos": "Represent the Biomedical paragraph for retrieval:",
"neg": "Represent the Biomedical paragraph for retrieval:"
} |
Is ability of supragingival plaque to induce toll-like receptor 4-mediated stimulation associated with cytokine production by peripheral blood mononuclear cells? | [
"In our previous study, we found that the ability of supragingival plaque to induce Toll-like receptor (TLR)4-mediated stimulation was positively associated with plaque score and bleeding on probing (BOP) at the sampled sites and that the ability to induce TLR2-mediated stimulation was negatively associated with pr... | [
"Ixodes scapularis saliva enables the transmission of infectious agents to the mammalian host due to its immunomodulatory, anesthetic and anti-coagulant properties. However, how I. scapularis saliva influences host cytokine secretion in the presence of the obligate intracellular rickettsial pathogen Anaplasma phago... | 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 the multidrug resistance 1 ( MDR1 ) gene polymorphism G-rs3789243-A associated with disease susceptibility in Norwegian patients with colorectal adenoma and colorectal cancer ; a case control study? | [
"Smoking, dietary factors, and alcohol consumption are known life style factors contributing to gastrointestinal carcinogenesis. Genetic variations in carcinogen handling may affect cancer risk. The multidrug resistance 1(MDR1/ABCB1) gene encodes the transport protein P-glycoprotein (a phase III xenobiotic transpor... | [
"The cannabinoid receptor gene 1 (CNR1) encodes the human cannabinoid receptor CB1. This receptor has a widespread distribution in the central nervous system (CNS), the main ligands being anandamide, 2-araquidonoil glycerol and marijuana constituents. There is evidence to suggest an anti-neoplastic effect of these ... | 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 methylation of homeobox genes a frequent and early epigenetic event in breast cancer? | [
"Aberrant methylation of CpG islands is a hallmark of cancer and occurs at an early stage in breast tumorigenesis. However, its impact on tumor development is not fully determined, and its potential as a diagnostic biomarker remains to be validated. Methylation profiling of invasive breast carcinoma has been largel... | [
"CHK2 kinase is a tumor suppressor that plays important role in DNA damage signaling, cell cycle regulation and DNA damage induced apoptosis. CHK2 kinase expression was known to be ubiquitous in mammalian cells. CHK2-/- cells were remarkably resistant to DNA damage induced apoptosis, mimicking the clinical behavior... | 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 parents ' reports predict abnormal investigations in global developmental delay? | [
"To identify symptoms reported by parents that predict abnormal laboratory investigations in preschoolers with global developmental delay (GDD). A cross-sectional descriptive study of 81 boys and 38 girls, with a mean age of 43.5 months (SD = 13.4), with global developmental delay. All parents/guardians completed t... | [
"When compared with term infants, late preterm (LP) infants have greater morbidity and mortality, longer hospital stay, and greater rate of hospital readmission. Oral feeding difficulty is one of the prominent reasons for delayed discharge in LP infants. To identify the maturity levels of LP infants' oral feeding s... | 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 stress affect carers before patient 's first visit to a memory clinic? | [
"To measure and compare the burden on spousal carers of patients with and without dementia who were consulting a memory clinic for the first time. We included 413 dyads of patients and their spousal carers consulting a memory clinic for the first time. Of them 276 had a diagnosis of Cognitive Impairment No Dementia... | [
"What are the lifestyle choices and dietary aspects of women about to undergo fertility treatment in New Zealand?"
] | 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 baculovirus an efficient vector for the transduction of the eye : comparison of baculovirus- and adenovirus-mediated intravitreal vascular endothelial growth factor D gene transfer in the rabbit eye? | [
"The present study aimed to determine the efficiency and safety of baculovirus-mediated intravitreal gene transfer in rabbit eye and to compare its efficiency with adenovirus. We also studied how an intravitreal injection of vectors producing vascular endothelial growth factor D (VEGF-D) impacts the vasculature of ... | [
"Specific proteolytic cleavages of the hormone prolactin (PRL) generate vasoinhibins, a family of peptides (including 16-kDa PRL) that are able to inhibit the pathologic increase in retinal vasopermeability (RVP) associated with diabetes. Here the authors tested the ability of an adenoassociated virus type 2 (AAV2)... | 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 genome-wide profiling of histone h3 lysine 4 and lysine 27 trimethylation reveal an epigenetic signature in prostate carcinogenesis? | [
"Increasing evidence implicates the critical roles of epigenetic regulation in cancer. Very recent reports indicate that global gene silencing in cancer is associated with specific epigenetic modifications. However, the relationship between epigenetic switches and more dynamic patterns of gene activation and repres... | [
"Transdifferentiation of hepatic stellate cells (HSCs) to a myofibroblast-like phenotype is the pivotal event in liver fibrosis. The dramatic change in phenotype associated with transdifferentiation is underpinned by a global change in gene expression. Orchestrated changes in gene expression take place at the level... | 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 polymorphisms of the scavenger receptor class B member 1 associated with insulin resistance with evidence of gene by sex interaction? | [
"Genetic variation in diabetes-associated genes cumulatively explain little of the overall heritability of this trait. We sought to determine whether polymorphisms of the scavenger receptor class B, member I (SCARB1), an estrogen-regulated chromosome 12q24 positional candidate diabetes gene, were associated with ty... | [
"Dysfunctional adipose tissue plays an important role in the etiology of the metabolic syndrome, type 2 diabetes, and dyslipidemia. However, the molecular mechanisms underlying adipocyte dysfunction are incompletely understood. The aim of the study was to identify differentially regulated pathways in sc adipocytes ... | pubmedqa | {
"query": "Represent the Biomedical query for retrieving relevant documents:",
"pos": "Represent the Biomedical document for retrieval:",
"neg": "Represent the Biomedical document for retrieval:"
} |
Do progestin and thrombin regulate tissue factor expression in human term decidual cells? | [
"Perivascular cell membrane-bound tissue factor (TF) initiates hemostasis via thrombin generation. The identity and potential regulation of TF-expressing cells at the human maternal-fetal interface that confers hemostatic protection during normal and preterm delivery is unclear. The objective of the study were to i... | [
"Does fibronectin (Fn) stimulate the sperm capacitation process in humans?"
] | 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 transfemoral snaring and stabilization of pacemaker and defibrillator lead to maintain vascular access during lead extraction? | [
"Lead extraction is an effective method for removing pacemaker and defibrillator leads and to obtain venous access when central veins are occluded. We report a series of patients who required lead extraction and preservation of vascular access requiring a vascular snare introduced from the femoral vein to provide t... | [
"To assess the feasibility to place a left ventricular lead into the coronary sinus following percutaneous mitral annuloplasty. Percutaneous coronary sinus-based mitral annuloplasty may reduce functional mitral regurgitation in chronic systolic heart failure. However, concerns have been raised whether the placement... | 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 the characteristics and distribution of the scar tissue predict ventricular tachycardia in patients with advanced heart failure? | [
"Contrast-enhanced magnetic resonance imaging (CMR) identifies scar tissue as hyperenhanced areas. We sought to clarify the relationship between the scar characteristics and occurrence of sustained ventricular tachycardia (VT) in patients with advanced heart failure. CMR was performed in 29 patients with dilated ca... | [
"Cardiac Resynchronization Therapy (CRT) is indicated for the treatment of advanced heart failure with severe systolic dysfunction and intraventricular conduction delay. Patient selection for this technology is vital, though it remains unclear which patients benefit most from CRT. We tested the hypothesis that pati... | 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 bronchoalveolar lavage fluid eosinophils correlated to natural killer cells in eosinophilic pneumonias? | [
"Eosinophilic lung diseases comprise a group of heterogeneous pulmonary disorders linked by increased eosinophils in bronchoalveolar lavage fluid (BALF). There is supporting evidence that natural killer (NK) cells participate in the regulation of eosinophilic inflammation. Our aim was to investigate the relationshi... | [
"The technique of induced sputum has allowed to subdivide asthma patients into inflammatory phenotypes according to their level of granulocyte airway infiltration. There are very few studies which looked at detailed sputum and blood cell counts in a large cohort of asthmatics divided into inflammatory phenotypes. T... | 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 temporary malar augmentation help with preoperative planning for a permanent procedure? | [
"Cheek augmentation improves the appearance of patients with flat malar eminences, creating a more youthful image. Autologous adipose tissue has been demonstrated to be a safe injectable filling material for malar augmentation. Before proceeding to fat transplantation, a rapidly absorbable substance such as normal ... | [
"Plastic surgeons have many reconstructive options for lower nasal skin defects, but given the unique aesthetic features of nasal skin the best source for reconstruction is nasal skin itself, when sufficient quantity exists. The purpose of this study is to determine the outcome of bilateral alar cartilage reduction... | 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 lipoproteina ( a ) a feature of the presence , diffuseness , and severity of coronary artery disease in Saudi population? | [
"To study lipoprotein(a) [Lp(a)] levels in Saudi patients with angiographically defined coronary artery disease and to see its relationship with its severity and diffuseness. This cross sectional study was carried out at King Khalid University Hospital, Riyadh, Saudi Arabia in 2006-2007. One hundred and forty-seven... | [
"introduction: Some of the diseases that can appear in pregnancy (gestational diabetes, hypertension and preeclampsia) are being associated with an increased risk of heart throughout life diseases. This should be present in future assessments of the health of women. One of the most important biomarkers in cardiovas... | 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 local delivery of glial cell line-derived neurotrophic factor improve facial nerve regeneration after late repair? | [
"Facial nerve regeneration is limited in some clinical situations: in long grafts, by aged patients, and when the delay between nerve lesion and repair is prolonged. This deficient regeneration is due to the limited number of regenerating nerve fibers, their immaturity and the unresponsiveness of Schwann cells afte... | [
"A rat spinal cord injury (SCI) model and immunohistochemistry were used to examine the levels of expression of stem cell factor and c-kit. In addition, we examined whether intraperitoneal administration of stem cell factor could prevent neural cells apoptosis after acute SCI. To evaluate the antiapoptotic effect o... | 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 sense of effort determine lower limb force production during dynamic movement in individuals with poststroke hemiparesis? | [
"This study's purpose was to determine if individuals who have had a stroke primarily use sense of effort to gauge force production during static and dynamic lower limb contractions. If relying on sense of effort while attempting to generate equal limb forces, participants should produce equal percentages of their ... | [
"The main aim of this project was to determine the impact of plantarflexor spasticity on muscle performance for ambulant people with traumatic brain injury (TBI). A large metropolitan rehabilitation hospital. Seventy-two ambulant people with TBI who were attending physiotherapy for mobility limitations. Twenty-four... | 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 epidermal growth factor receptor activation protect gastric epithelial cells from Helicobacter pylori-induced apoptosis? | [
"Helicobacter pylori infection disrupts the balance between gastric epithelial cell proliferation and apoptosis, which is likely to lower the threshold for the development of gastric adenocarcinoma. H pylori infection is associated with epidermal growth factor (EGF) receptor (EGFR) activation through metalloprotein... | [
"Osteopontin, an important immune modulator and oncogenic promoter, is upregulated in H. pylori-infected gastric mucosa. However, the underlying mechanisms and biological significance are poorly understood. We investigated whether osteopontin was upregulated in gastric epithelial cells by H. pylori and the virulenc... | 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 iGF-1 moderate the time-dependent transcriptional patterns of key homeostatic genes induced by sustained compression of bovine cartilage? | [
"To determine changes in chondrocyte transcription of a range of anabolic, catabolic and signaling genes following simultaneous treatment of cartilage with Insulin-like growth factor-1 (IGF-1) and ramp-and-hold mechanical compression, and compare with effects on biosynthesis. Explant disks of bovine calf cartilage ... | [
"Skeletal muscle atrophy can occur under many different conditions, including prolonged disuse or immobilization, cachexia, cushingoid conditions, secondary to surgery, or with advanced age. The mechanisms by which unloading of muscle is sensed and translated into signals controlling tissue reduction remains a majo... | 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 serum matrilysin levels predict outcome in curatively resected colorectal cancer patients? | [
"Matrix metalloproteinase 7 (MMP-7) is involved in invasion, metastasis, growth, and angiogenesis. The aim of this study is to assess the prognostic role of serum MMP-7 in curatively resected colorectal cancer (CRC). Patients undergoing resection for CRC (n = 175) were recruited from July 2003 to December 2004. MMP... | [
"Early recurrence is a major problem after hepatic resection of colorectal hepatic metastasis (CHM). Our aim was to investigate the relationship between time to recurrence after CHM resection and overall survival. A retrospective analysis was performed for 101 consecutive patients who underwent hepatic resection fo... | 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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