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Penehyclidine hydrochloride (phc) or 3-(2-phenyl-2-cyclopentyl-2-hydroxyl - ethoxy) quinuclidine is an anticholinergic drug with both antimuscarinic and antinicotinic activity . It has potent central and peripheral anticholinergic effects.1 currently, phc is used widely in the clinic in china as a reversal agent in cas... |
These mutations can be directly induced by specific cancer - causing agents such as radiations, chemicals, hormones, viruses and genetic factors 2 . After transformation, the cancer cells lose their ability to control cell division, but still maintain certain characteristics of the cells from which they are derived . T... |
Atropisomeric biaryls constitute an important structural element of many natural products, biologically active compounds, and chiral ligands . Despite significant importance of the synthesis of atropisomeric biaryls (even in the racemic form), their syntheses based on the common cross - coupling reaction such as suzuki... |
Multimorbidity is the co - occurrence of multiple chronic medical conditions in one person, and is a major issue in modern medicine . It correlates with age, and, according to one interesting hypothesis, there is probably a common pathomechanism responsible for multimorbidity, namely low - grade systemic inflammation .... |
In species with external fertilisation, males and females must synchronize gamete release . In fish, various forms of information that transfer between the sexes visual communication involves the use of colour signals [13] and behaviour [4, 5]. Chemical signals may be used to coordinate spawning, as fish possess a very... |
Langerhans cell histiocytosis (lch) is a rare, clinically polymorphous group of disorders, presenting with heterogeneous clinical manifestations and an unpredictable outcome . Lch is characterized by proliferation of abnormal and clonal langerhans cells, in one or more organs like skin, bone, lymph nodes, lungs, liver,... |
Because it is well documented that quit attempts are substantially more successful when pharmacotherapy is employed, experts advise that medications be used unless there is a specific contraindication for doing so.5 medications approved by the us food and drug administration (fda) for use in the treatment of nicotine d... |
As humans advance through middle age and beyond brain function often changes into a mildly impaired state (mild cognitive impairment, mci) or even deteriorates into neurodegenerative diseases like dementia and alzheimer's disease (ad) [1, 2]. Ad - related pathological changes may begin decades prior to the clinical dia... |
A, 46-year - old indian male presented to our hospital with complaints of inward deviation of his left eye for the last 9 months, which he developed after sustaining a head injury . The deviation was associated with horizontal diplopia, which was more in the left lateral gaze . The patient was a known hypertensive and ... |
Although mallet fracture is a common sports or work - related injury, its treatment remains controversial . Wehbe and schneider concluded that splinting is a safe and reliable treatment for most mallet injuries and that reduction is not crucial because of bone remodeling . However, surgical treatment has been suggested... |
Renal cell carcinoma (rcc), which accounts for 2% to 3% of all malignant neoplasms in adults, is one of the most lethal of the common urologic cancers . The total number of patients suffering from malignancies of the kidney in 2011 was approximately 25,000 (19,000 males and 6,000 females). This is an increase from 1996... |
Erythropoietin (epo) is a 34-kda glycoprotein hormone produced primarily by cells of the per tubular capillary endothelium of the kidney and regulates red blood cell production through stimulation of erythropoiesis [1, 2]. Epo synthesis in the kidney is increased following reduction in tissue oxygenation, it binds to s... |
We found that hela cells overexpressing nuclear importin 2 exhibited downregulation of transcripts encoded by 62 genes, including 22 encoding replication - dependent histones, as well as selective upregulation of only two transcripts, including serine / threonine kinase 35 (stk35). The contrast between the large number... |
Gastrointestinal stromal tumors (gists) are thought to arise from the interstitial cells of cajal (icc), which function as gastrointestinal pacemaker cells . Gists exhibit a wide clinical spectrum, from benign to frankly malignant, and more than 30% of the patients with malignant tumors develop local recurrence and dis... |
Herbal medicine is widely used in anxiety and mood disorders, often with contradictory evidence, although some authors are yet prompted to promote their full introduction in pharmacology as a promising therapy [2, 3]. Complementary and alternative medicine (cam) in anxiety is particularly appreciated by individual heal... |
Since the ancient times, the incorporation of abrasive powder in toothpastes or powders has been done . Various abrasive materials have been proposed such as bone ash (which is mainly composed of -tricalcium phosphate), coral, shell, marble or pumice powders . These powders are hold either in suspension in a pasty thic... |
Obesity has become a worldwide epidemic in the twenty - first century due to its increasing prevalence in recent decades, as well as its impacts on morbidity, mortality and quality of life, and its economic burden . Morbid obesity [body mass index (bmi) 40 kg / m] is a type of obesity that does not respond to medical t... |
Photosensitivity is encountered in 5% of patients with epilepsy, with increased prevalence in association with genetic generalized epilepsies (gges). As patients with genetic generalized epilepsies (gges) are not typically evaluated for epilepsy surgery, generalized photoparoxysmal (ppr) or photoconvulsive (pcr) respon... |
Mucoepidermoid carcinomas of the thymus are extremely rare malignant mediastinal neoplasms and account for 2% of thymic carcinomas (1, 2). Until now, radiologic reports of mucoepidermoid carcinoma of the thymus have been rare, but the described gross findings are multilocular cystic structures with focal areas of indur... |
The incidence of acute appendicitis within an external hernia accounts for 0.13 - 1% of all acute appendicitis . Amyand hernia is well known to surgeons; it was named after claudius amyand who performed appendectomy for perforated appendicitis in the inguinal hernia sac in 1735 . In the case of femoral hernia, it is ca... |
Rett syndrome (rs) is a chromosome x - linked genetic neurological disorder characterized by developmental regression, particularly in relation to expressive language and use of the hands . A four and a half year old girl reported to our dental opd for a dental checkup . On complete examination early diagnosis of such ... |
Dens invaginatus (dens in dente) is a developmental anomaly that develops as a result of an invagination in the surface of a tooth crown before biological mineralization takes place.1 in a recent study, the tooth prevalence was found to be 0.65%, and the anomaly was present in 2.95% of people.2 in most of the reported ... |
The prevalence of ectopic pregnancy is high in societies in which women delay childbearing, with increased use of assisted reproductive technology (art) and with increased incidence of pelvic inflammatory disease caused by chlamydia and gonococcal bacteria . The risk of rupture of the uterus tends to increase beyond 12... |
A 21-year - old male presented with a progressive decrease in vision that had begun at the age of 8 years . The patient's best corrected visual acuity, with + 4.00 ds / -0.50 dc 180, was counting fingers at 50 cm in the right eye, and, with + 1.00 ds / -1.50 dc 20, was 6 / 24 in the left eye . Indirect ophthalmoscopy r... |
Saying goes-"charity begins at home, we should first promote the health of our own students who are going to be the future doctors . Until and unless our students themselves practice health promotional measures, they are very less likely to guide and motivate their patients and the community to do so . As an ancient ho... |
Gastrointestinal infections pose a big health and clinical problem throughout the world . In adult patients suffering from acute diarrhoea (duration of diarrhoea <1 week) enteropathogens are discovered in up to 65%80% cases.1, 2 in western countries, an average person will probably face one or two episodes of gastroint... |
Neural tube defects (ntds) are common and devastating congenital malformations of the central nervous system . Over 90% of the cases are comprised of anencephaly (a total or partial absence of brain tissue, skull, and overlying skin) and spina bifida (herniation of the spinal cord, meninges, or both through a defect in... |
These data provide information concerning the sources of health care financing (i.e., private health insurance, medicare, and medicaid) and their uses . These data, known as the national health accounts (nha), serve multiple purposes . From a macro perspective, they provide information regarding the changing role of th... |
Normal intrauterine growth depends on genetic potential and is influenced by hormonal and environmental factors, including maternal nutrition and health . Small for gestational age (sga) refers to an infant born with a weight or length, two standard deviations (sds) below the mean for his / her gestational age . In 201... |
Pulmonary arterial hypertension (pah) is an infrequent but nevertheless serious life - threatening severe complication of hiv infection . It is associated with an increase of pulmonary vascular resistance, pulmonary artery pressure, right - ventricular failure and death . Bosentan, a dual endothelin-1 receptor antagoni... |
The patient is a 51-year - old right - handed caucasian woman with a 12-month history of left ear pain that originated from the temporomandibular joint (tmj), with some associated swelling, pain with chewing, and mild hearing loss . Her physical examination revealed mild hearing loss on the left side . Computed tomogra... |
The hiv seropositivity revealed by an antibody test is indicative of virus infection . Due to a small proportion of false - positive, false - negative, and ambiguous (indeterminate) findings occurring in a general population, this test is not perfect but remains, however, the first - line laboratory procedure for diagn... |
Pilomyxoid astrocytoma (pma) has been included as a novel clinico - pathological entity in the 2007 world health organization classification of tumors of the central nervous system . Pma has a poor prognosis when compared to pilocytic astrocytoma (pa) because of the propensity of the tumor to metastasize through the ce... |
Meningioma is a common tumour in the central nervous system, and it accounts for 1326% of all intracranial tumours (barnholtz - sloan and kruchko, 2007; wiemels et al ., 2010). The only known risk factor for meningioma is ionizing radiation (preston et al ., 2002; el ghissassi et al ., 2009); other environmental and li... |
The experience of labor and birth, referred to as childbirth, is complex, multidimensional, and subjective, relating to both the outcome and the process that is experienced by an individual woman . Birth is a universal experience for women, and many similarities in their birthing are documented in studies of childbeari... |
A number of oxygen - carrying alternatives to blood have been in clinical evaluation since amberson administered haemoglobin - saline solutions in clinical trials . Of these, five patients with secondary anaemia due to haemorrhage or infection received multiple injections, and three of these patients showed clinical im... |
Peritoneal dialysis catheter (pdc) placement and treatment of catheter dysfunction from fibrin plugging and omental wrapping has typically been accomplished by surgical interventions . Laparotomy for catheter repositioning or replacement or laparoscopic surgical techniques combined with omentopexy and suturing of the c... |
In infertile couples, male factors account for almost half of the cases of infertility . These male factors can be ascribed to infection, immunological factors, anatomical malformations, or chemical insult . Besides these factors a constitutional chromosomal abnormality can be found in about 15% of azoospermic men and ... |
Physical exercise has long been known to be effective in the treatment and prevention of many physical conditions such as type 2 diabetes, hypertension, obesity, dyslipidemia, and cardiovascular disease [13]. Furthermore, exercise has been found to reduce symptoms of depression and anxiety [47]. Studies of healthy olde... |
Mus musculus has, due to its genetic tractability, quickly become the animal model of choice for physiologists interested in microcircuit - level dissection of genetically - identified neurons and in investigating mouse models of human disease . For example, the recent introduction of causal genetic tools, such as opto... |
The incidence of synchronous lesion in patients with colorectal carcinoma is up to 5% [1, 2]. We describe a rare case of synchronous neuroendocrine tumor (net) and adenocarcinoma present at two different locations but in the same segment of the colon . An 83-year - old male presented with two episodes of bleeding per r... |
The length and volume of kidneys are considered very important parameters for clinical assessment of patients with diabetes, renal artery stenosis and for assessment of renal transplant candidates . A change in kidney dimensions from one examination to the next may be an important indicator for the presence or progress... |
Gestational diabetes mellitus (gdm), which is close to type 2 diabetes mellitus, develops in 26% of pregnancies . In addition, a risk of developing autoimmune diseases, such as type 1 diabetes mellitus and autoimmune thyroid disease, increases in the postpartum period . Classic type 1a diabetes is classified as autoimm... |
It is attracting considerable attention in north america, europe and elsewhere as an important framework to develop better and more cost - effective health systems . The goal of the international journal of integrated care is to encourage scholarly inquiry in this new field . But, have we defined integrated care' well ... |
Osteoarthritis (oa) is a common progressive degenerative joint disease with multiple etiologies, but similar biological, morphological, and clinical outcomes [1, 2]. Individuals with oa might suffer from pain, muscle weakness, loss of joint range of motion, and increasing disability . The disease process of oa is chara... |
Studies on the facial morphometry and mandibular movements are an essential element in a scientific approach for treating temporomandibular dysfunction and are useful in the practice of orthodontics, restorative esthetic dentistry, maxillofacial surgery, and prosthodontics . In prosthodontics, measurements of the face ... |
Surgical site infection (ssi) is one of the most frequent complications among the hospitalized patients . According to the previous studies, almost 3% of all postoperative patients suffer from wound infection after surgery . Ssi after spine surgery can also have distressing moments, so once recognized, urgent and defin... |
Ramucirumab is a recombinant monoclonal antibody that binds to vascular endothelial growth factor receptor-2 (vegfr-2), and is approved for use in advanced gastric, lung, and colon cancer . Pivotal studies in gastric cancer have shown that ramucirumab as a single agent or in combination with paclitaxel prolonged overal... |
To generate the macrophage adiponectin transgenic (ad - tg) mice, full - length cdna encoding the human adiponectin gene with a v5 epitope tag fused at the 3 end was subcloned into a plasmid vector containing the human sr - ai gene enhancer / promoter (5.0 kb) (kindly provided by dr . Chris glass, department of cellula... |
Discovered in the lab of sandoz in switzerland in 1972, cyclosporine (csa) has since revolutionized transplant medicine . Initially discovered while searching for novel antifungal agents, it was found to have many immunologic properties that made it an attractive agent for immunosuppression following renal and other so... |
Chemoprevention is a novel approach to cancer control using specific natural products or synthetic agents for suppression, reversal, or prevention of premalignant transformation of cells to a malignant form . An ideal chemopreventive agent must have no toxicity, must have high efficacy in multiple sites, should have a ... |
Blood pressure level is one of the most important target factors for preventing cardiovascular events in hypertensive patients . In recent years, reports have indicated the importance of pulse wave analysis, such as pulse wave velocity, cardio - ankle vascular index, and augmentation index . A number of studies have re... |
Patient nonadherence to immunosuppressive therapy after kidney transplantation is an important factor contributing to acute rejection and decreased graft survival [15]. This is especially true for adolescents who are at the highest risk of nonadherence . It has been shown that, following pediatric renal transplantation... |
Despite recent improvements in adhesive dentistry, materials and esthetic demands of the patients have contributed the frequent use of composite materials in posterior teeth, post - operative sensitivity still remains a problem . This complication usually fades within the first few weeks, but may last for a longer peri... |
Mesothelioma is an uncommon, malignant neoplasm that arises from mesothelial tissue usually in the pleura, less often in the peritoneum, and rarely elsewhere . Prognosis for malignant mesothelioma (mm) is poor, and the tumor has a median latency period of 32 years from the time of exposure to causative agents [1, 2]. E... |
Attention deficit hyperactivity disorder (adhd) is one of the most common psychiatric disorders among children and adolescents; the symptoms are hyperactivity, attention - deficit and impulsiveness . Adhd co - occurs with some other disorders and the patients go through many problems at home, school and social environm... |
Fabry disease is a rare, x - linked inborn error of glycosphingolipid catabolism caused by a deficiency in the lysosomal enzyme, -galactosidase a (-gal a). This genetic disease (online mendelian inheritance in man [omim] 301500) occurs in people of all ethnicities, with an estimated incidence of about 1:117,000 births ... |
Electrospray ionization (esi) has revolutionized mass spectrometry (ms) by extending its applicability to large nonvolatile molecules . Although covalent bonding and, thus, molecular weight information, is usually preserved in esi, retention of the noncovalent bonding of the solution structure has been demonstrated far... |
Diabetes mellitus (dm) is defined by chronic hyperglycemia which induces reactive oxygen species and reactive nitrogen species via protein kinase c and nitrogen - activated protein kinase . The concept of oxidative stress corresponds to an abnormal metabolism with an imbalance between the oxidant production rate and th... |
Low back pain (lbp) is the most common and costly neuromusculoskeletal dysfunction in many countries . Nonspecific lbp refers to any type of back pain in the lumbar region that is not related to serious pathology and/or does not have a specific cause . The underlying cause of specific lbp is structural problems or obvi... |
Pain in the masticatory muscles is the most prevalent symptom associated with temporomandibular disorders (tmd), being present in 88.7% of the affected population . (2001) found a positive correlation between chewing ability and tmj pain and reduced mouth opening capacity, although no significant association was found ... |
This cross - sectional, observational study was done from december 2007 to august 2008 after approval from the institutional review board and ethics committee of the kangbuk samsung hospital in seoul, korea . This prospective study was performed after approval from the subjects were recruited from the outpatient glauco... |
In thoracic surgery the vacuum assisted closure-device (vac; kci medical aps, ballerup, denmark), has shown promising results in the treatment of mediastinitis and thoracic instability in patients, who have undergone thoracotomy . This article describes an unprecedented employment of vac, promoting the recovery of a pa... |
However, both treatment modalities may be impossible in certain situations, such as giant or fusiform thrombosed aneurysm, in which efferent or adjacent arterial branches may be involved . Under these situations, an alternative surgical strategy using revascularization may be required6,7). Although revascularization us... |
Twenty - nine participants (16 females and 13 males) aged 67.70 6.07 participated in this study . Participants were recruited from various pa programs that focused on older adults (ages 60 +) in the community . Height, weight, and waist circumference were assessed in light clothing and without shoes to the nearest 0.5 ... |
Muscle fibres are nearly incompressible and so must increase in girth as they shorten . This transverse expansion requires that the fibres in pennate muscle rotate to greater pennation angles during shortening to ensure they still pack together in close proximity [2, 3]. Due to these fibre rotations, the fibres shorten... |
After release from the bone marrow, mature neutrophils (polymorphonuclear neutrophils (pmns)) are either rapidly recruited to sites of inflammation, where they represent the immediate defense against bacterial and fungal microorganisms [1, 2], or undergo senescense within hours, which results in apoptosis and rapid cle... |
Developmental cognitive psychology is a discipline that has not been closely connected to most biology education efforts, but may offer novel perspectives and insights . Cognitive psychologists study how organisms take in information about their environment, form internal representations of the information, and process... |
Herpes zoster (hz) is a self - limiting disease, with pain quenching at the end of vesicular eruption . In a significant proportion of patients, however, pain can persist or relapse months to years after rash healing, being then referred to as post - herpetic neuralgia (phn). Pain in phn is described as burning, throbb... |
Meta - analysis refers to methods focused on contrasting and combining results from different studies, in the hope of identifying patterns among study results, sources of disagreement among those results, or other interesting relationships that may come to light in the context of multiple studies . In its simplest form... |
Atherosclerosis is a complicated inflammatory progress characterized by lipid deposition, leukocyte infiltration, and vascular smooth muscle cell proliferation in the vascular walls [1, 2]. Because inflammation in the atherosclerotic process mostly occurs in the absence of microbial infection, it is considered to be st... |
A total of 33 patients undergoing pancreatic surgery for chronic pancreatitis, benign pancreatic adenomas, or papillary tumors necessitating partial pancreatectomy were studied preoperatively with a 240-min oral glucose challenge . Different measures of glucose control and insulin secretion were determined and compared... |
In washington, all clinical laboratories and healthcare providers are required to submit salmonella isolates to the washington state department of health public health laboratory (phl) for serotyping and surveillance (washington administrative code 246101201). The phl is a participant in pulsenet, a national surveillan... |
The clinical utility of anterior segment imaging continues to be refined as newer investigations reveal novel applications for their use . As a complement to the slit lamp examination, scheimpflug photography is the basis for a number of devices that can image the anterior segment . The technology is highly versatile, ... |
Thrombin is the central protease in the cascade of blood coagulation proteases . Structurally, thrombin consists of a double -barrel core surrounded by connecting loops and helices . Genetic analysis of the clotting factor genes demonstrates that the clotting proteases of the chymotrypsinogen superfamily have evolved a... |
Risk stratification in patients suffering from heart failure (hf) is based on a variety of clinical and laboratory variables . Indeed, several prognostic parameters have been identified, including age, new york heart association (nyha) class, renal function, comorbidity such as atrial fibrillation, diabetes mellitus, a... |
Obesity has reached pandemic dimensions . In association with insulin resistance, hypertension, and dyslipidaemia, obesity forms white adipose tissue (wat) is increased in both obese mice and humans and is characterized by an increase in the inflammatory cytokines and oxidative stress . Furthermore, adipocytes can indu... |
Spinal anesthesia is a frequently used anesthetic technique . Whereas postoperative urinary retention and post - dural - puncture headache (pdph) represent the most often reported complications of spinal anesthesia, the post - anesthesia loss or transient deficit of hearing are of markedly rarer evidence [213]. However... |
Photochromic molecules from the spiropyran family are reversibly switched between the spiro form (sp), displaying absorption only in the uv region, and the merocyanine form (mc), absorbing light also in the visible region, using light of appropriate wavelengths . Although the color change is the most widely recognized ... |
Objective refraction remains an integral part of the refraction process, as it allows a nonsubjective way of estimating the magnitude of refractive errors . Over the years, there is evidence and consensus that objective refraction still does not replace subjective refraction [18]. There are situations wherein subjectiv... |
Insomnia, which is difficulty with falling asleep, is more common among aged people . It was found that insomnia occurs in one - third of the general population leading to daytime sleepiness and mental disturbances . It has very serious impacts on individuals health and psychological status which leads to anxiety, depr... |
The incidence of posterior capsule rupture during removal of ppc is reported to be as high as 36%, and surgery is of higher risk when there is an associated pre - existing posterior capsule defect.1,2 a fundamental differentiation is necessary in ppc patients during their preoperative assessment . It consists of determ... |
Fetal tachyarrhythmia is an uncommon condition that occurs in 0.4% to 0.6% of all pregnancies.1 atrial flutter (afl) accounts for 26% to 29% of all fetal tachyarrhythmias2, 3 and is defined as a rapid regular atrial rate of 300 to 600/min, accompanied by variable atrioventricular conduction.2 afl can occur with structu... |
The mechanisms involved in the pathogenesis of diabetic nephropathy are variable and many growth factors initiate diabetic renal complications . Among growth factors, vascular endothelial growth factor (vegf) vegf is known to increase vascular permeability to macromolecules and its expression is localized to the epithe... |
Rozpoznanie ustalono na podstawie obrazu tomografii komputerowej klatki piersiowej, biopsji chirurgicznej lub wycicia guza . Rekonstrukcje mostka wykonywano siatk alogeniczn (polipropylen) i okolicznymi tkankami (najczciej misie piersiowy wikszy). Po 2 latach odnotowano 4 przypadki nawrotu chrzstniakomisaka (wznowa mie... |
Patients with geriatric depression (gd) often have subjective memory complaint (smc), and patients in early stage of alzheimer diseases (ad) also not seldom have depressive symptoms.14) there are many hypotheses about the correlation between gd and ad, but none of them can explain the causal relationship correctly . Ho... |
Developmental dysplasia of the hip (ddh) or dislocation of the hip is a structural defect, which results in incompatibility between the femoral head and the acetabulum . The prevalence rate of the disease has been determined as 1/3000 in the world but is higher in japan and in the mediterranean basin (1). Delay in diag... |
The toll - like receptors (tlrs) are a recently discovered family of innate immune recognition receptors (prrs). Innate immune system is rapidly activated by recognition of pathogenic microorganisms and special structure of cell wall that is a highly conserved pathogen - associated molecular patterns (pamps). There are... |
Mandible is a very prominent and vulnerable bone on the face since the projected chin is a favored target of adversaries . The management of mandibular fractures varies in various maxillofacial units depending on the presentation, surgical expertise and the facilities available . The general principles of treatment for... |
Diabetes mellitus is a public health problem; prevalence of the disease is progressively on the rise . In the year 2000, 171 million (2.8%) people had diabetes, and it is estimated that this number will rise to 366 million (4.4%) in 2030 . As the prevalence of diabetes continues to increase, diabetes is the most common... |
The chronic complications of sickle cell disease (scd) are usually collectively referred to as sickle cell chronic lung disease (scld). It is defined by radiologic and clinical features of ventilatory dysfunction and pulmonary hypertension, which may later progress to cor pulmonale.1 scld was first reported as a cause ... |
The goal of endodontic therapy is the removal of all vital or necrotic tissue, microorganisms, and microbial by - products from the root canal system.1 instrumentation of the root canal system should be supported by irrigation, which is capable of removing necrotic debris, as well as microorganisms . Without irrigation... |
Bacteria and their products play a primary etiological role in the initiation and perpetuation of pulpo - periapicalpathosis . Regardless of the files used, technique of instrumentation, type of irrigant used, antisepsis obtained from biomechanical preparation is temporary and partial . Application of calcium hydroxide... |
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