نتایج جستجو برای: single nucleotide poly morphism

تعداد نتایج: 1025175  

Journal: :International Mathematics Research Notices 2019

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی اراک - دانشکده پزشکی اراک 1393

مقدمه بیماری های چند عاملی یکی از مهمترین مباحث علوم زیستی می باشند که بدلیل تداخل عوامل محیطی و ژنتیکی به سختی از هم قابل تفکیک می باشند. سندرم متابولیک یکی از این بیماری ها است که ساز و کارهای دخیل در آن پیچیده هستند و عوامل ژنتیکی و محیطی جزء عوامل مهم در بیماریزایی این سندرم می باشند، بنابراین تعیین مدل برای بررسی این نوع بیماری ها ممکن نیست. یکی از راهکار ها جهت حل این معضل؛ استفاده از رو...

Journal: :journal of paramedical sciences 0
mahmood alipour heidari department of biostatistics, faculty of medical sciences, tarbiat modares university,tehran hamid alavi majd department of biostatistics, faculty of paramedical sciences, shahid beheshti university of medical sciences,tehran ebrahim hajizadeh department of biostatistics, faculty of medical sciences, tarbiat modares university,tehran kamal azam department of epidemiology and biostatistics, school of public health, tehran university of medical sciences,tehran mohammad reza zali research institute for gastroenterology and liver disease, shahid beheshti university of medical sciences,tehran

the relation between single nucleotide polymorphisms (snps) and some diseases has been concerned by many researchers. also the missing snps are quite common in genetic association studies. hence, this article investigates the relation between existing snps in dnmt1 of human chromosome 19 with colorectal cancer. this article aims is to presents an imputation method for missing snps not at random...

Journal: :hepatitis monthly 0
derong sun department of gastroenterology, china-japan :union: hospital, jilin university, changchun, pr china wenqian qi department of gastroenterology, china-japan :union: hospital, jilin university, changchun, pr china song wang department of urology, the second hospital, jilin university, changchun, pr china xu wang department of gastroenterology, china-japan :union: hospital, jilin university, changchun, pr china yonggui zhang department of gastroenterology, china-japan :union: hospital, jilin university, changchun, pr china jiangbin wang department of gastroenterology, china-japan :union: hospital, jilin university, changchun, pr china; department of gastroenterology, china-japan :union: hospital, jilin university, changchun, pr china

conclusions cyp27b1-1260 polymorphism is associated with abnormal glucose metabolism in hcv infected patients. hcv infected individuals with cyp27b1-1260 genotype cc appeared to have an increased risk of developing abnormal fpg levels. results in hcv infected patients with abnormal fpg levels, the frequency of the genotype cc was significantly higher than that in patients with normal fpg levels...

Journal: :jundishapur journal of microbiology 0
abbas behelgardi gastroenterology and liver diseases research center, research institute for gastroenterology and liver diseases, shahid beheshti university of medical sciences, tehran, ir iran; department of microbiology, faculty of biological sciences, shahid beheshti university, tehran, ir iran seyed masoud hosseini department of microbiology, faculty of biological sciences, shahid beheshti university, tehran, ir iran seyed reza mohebbi basic and molecular epidemiology of gastrointestinal disorders research center, research institute for gastroenterology and liver diseases, shahid beheshti university of medical sciences, tehran, ir iran; basic and molecular epidemiology of gastrointestinal disorders research center, research institute for gastroenterology and liver diseases, shahid beheshti university of medical sciences, tehran, ir iran. tel: +98-2122432515, fax: +98-2122432516 pedram azimzadeh gastroenterology and liver diseases research center, research institute for gastroenterology and liver diseases, shahid beheshti university of medical sciences, tehran, ir iran shaghayegh derakhshani gastroenterology and liver diseases research center, research institute for gastroenterology and liver diseases, shahid beheshti university of medical sciences, tehran, ir iran khatoon karimi foodborne and waterborne diseases research center, research institute for gastroenterology and liver diseases, shahid beheshti university of medical sciences, tehran, ir iran

background interleukin-16 (il-16) is an immunomodulatory cytokine, which plays an important role in some inflammatory and autoimmune diseases such as hepatitis b, which is a major health concern worldwide. objectives in this study, we aimed to investigate the plausible association between il-16 polymorphism and chronic hbv susceptibility in an iranian population. conclusions these findings show...

Journal: :international journal of reproductive biomedicine 0
azadeh-sadat nazouri mona khosravifar ali-asghar akhlaghi3 marzieh shiva parvaneh afsharian

background: polycystic ovary syndrome (pcos) is one of the most common endocrine women’s disorders in reproductive age. hyperandrogenism has a critical role in the etiology of pcos and it can cause fault in steroidogenesis process. during steroidogenesis, steroidogenic acute regulatory protein (star) seems to increase the delivery of cholesterol through mitochondrial membrane. therefore, polymo...

Journal: :international journal of reproductive biomedicine 0
eskandar taghizadeh seyed mehdi kalantar reza mahdian mohammad hasan sheikhha ehsan farashahi-yazd saeed ghasemi-esmailabad

background: sulfatase 1 ( sulf1 ) function is to remove the 6-o-sulphate group from heparan sulfate. this action changes the binding sites of extracellular growth factors. sulf1 expression has been reported to be changed in angiogenesis. we hypothesized that single nucleotide polymorphisms (snps) of sulf1 would impact clinicopathologic characteristics. objective: study of sulf1 gene polymorphis...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه ملی مهندسی ژنتیک وزیست فناوری 1388

بیماری عروق کرونر قلب (cad) از دلائل اصلی مرگ و میر در سراسر جهان است. در بررسی های اخیر که به صورت وسیعی در سطح ژنوم انجام گرفته است snpهای متعددی بر روی کروموزوم 9p21.3 گزارش شده است که با افزایش خطر ابتلا به cad در ارتباطند. از جمله مهم ترین این snpها rs10757274 و rs2383206 می باشند. در این مطالعه ارتباط پلی مورفیسم های rs10757274 و rs2383206 با بیماری cad در 111 فرد مبتلا به cad و 100 فرد ک...

Journal: :iranian red crescent medical journal 0
zahra saadatian medical genetics department, faculty of medicine, tabriz university of medical sciences, tabriz, ir iran andrea masotti gene expression-microarrays laboratory, irccs bambino gesu children's hospital, rome, italy ziba nariman saleh fam medical genetics department, faculty of medicine, tehran university of medical sciences, tehran, ir iran behnam alipoor clinical biochemistry department, faculty of medicine, tehran university of medical sciences, tehran, ir iran milad bastami medical genetics department, faculty of medicine, shahid beheshti university of medical sciences, tehran, ir iran; genomic research center, taleghani hospital, shahid beheshti university of medical sciences, tehran, ir iran; genomic research center, taleghani hospital, shahid beheshti university of medical sciences, tehran, ir iran. tel: +98-2122439959, fax: +98-2122439961 hamid ghaedi medical genetics department, faculty of medicine, shahid beheshti university of medical sciences, tehran, ir iran; department of medical genetics, faculty of medicine, shahid beheshti university of medical sciences, velenjak st., shahid chamran highway, tehran, ir iran. tel: +98-2122439982, fax: +98-2122439784

background esophageal, stomach, and colorectal cancers are commonly lethal gastrointestinal tract (git) neoplasms, causing almost two million deaths worldwide each year. some environmental risk factors are acknowledged; however, genetic defects can significantly contribute to predisposition to git cancers. accordingly, recent works have shown that single-nucleotide polymorphisms (snps) within m...

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