نتایج جستجو برای: colorectal

تعداد نتایج: 81558  

Journal: :middle east journal of digestive diseases 0
somaye fallahnezhad mehdi nikbakht saeed shokri

background colorectal cancer (crc) is the second most common malignancy in the world.  however, its mortality rate can be reduced if diagnosed early. p33 ing1b is a tumor suppressor protein, which plays a role in growth control and apoptosis. suppression of p33 ing1b is associated with the loss of cellular growth control. however, p33 ing1b expression in crc and its correlations with clinicopat...

Journal: :journal of research in medical sciences 0
nahid ramezani jolfaie safiye mirzaie reza ghiyasvand gholamreza askari maryam miraghajani

background: improvement in complications of antitumor agents and surgery is important to enhance life quality and survival among patients with colon and colorectal cancer. it has been reported that some dietary components such as glutamine (gln) have beneficial effects on these complications of cancer therapies. however, the results of studies are inconsistent in this area. we performed a revie...

Journal: :gastroenterology and hepatology from bed to bench 0
seyed reza mohebbi fatemeh khatami somaye ghiasi faramarz derakhshan hamid atarian mohammad reza zali

aim : to investigate association between mthfr gene polymorphism with colorectal cancer. background : the enzyme 5,10-methylene-tetrahydrofolate reductase (mthfr) is linked to dna methylation, synthesis and repair. one of the most important polymorphisms that has been identified in the mthfr gene is c677t. the single nucleotide polymorphism c677t has been found to be associated with decreased e...

Journal: :molecular biology research communications 2015
perveez malik ajaz malik dil afroze

hypermethylation of cpg islands located in the promoter regions of genes is a major event in the development of the majority of cancer types, due to the subsequent aberrant silencing of important tumor suppressor genes. klotho; a novel gene associated primarily with suppressing senescence has been shown to contribute to tumorigenesis as a result of its impaired function. recently the relevance ...

Alimeh Hossein Abdolahi, Mohammadreza Vahidfar, Mojgan Karimi Zarchi,

Synchronous cancer is referred to two or more histological distinct malignancies diagnosed during the same hospital admission. Globally more than 1 million people get colorectal cancer yearly resulting in about 0.5 million deaths. Vulvar cancer is the fourth most common gynecologic cancer (following the corpus uterine cancer, cancer of ovary and cervix) and comprises only 4 percent of malignanc...

Journal: :گوارش 0
afshin hoshyar abbas yazdanbod firouz amani samira matin amin bagheri elmira matin

background : colorectal cancer is the most common cancer and the second leading cause of cancer deaths. annually it is the cause of more than 500000 deaths worldwide. therefore, detection and treatment of these tumors could potentially enhance recovery and improve prognosis. this study determines the frequency of colorectal tumors among patients who underwent colonoscopies in imam khomeini hosp...

Journal: :gastroenterology and hepatology from bed to bench 0
murdani abdullah md. aru wisaksono sudoyo ahmad r utomo ahmad fauzi abdul aziz rani

colorectal cancer is an emerging public health problem in indonesia and currently ranks among the three highest cancers. lack of a colonoscopy screening and lifestyle changes might contribute to it. in the last few decades, there is an increasing interest towards the contribution of genetic-environment interaction in colorectal carcinogenesis. some studies have indicated that crc might develop ...

Journal: :international journal of preventive medicine 0
hamideh salimzadeh alireza delavari ali montazeri ali mirzazadeh

background: colorectal cancer (crc) is the third most common malignancy in iran. limited data are available on knowledge and barriers in regard to crc and screening tests in iran. the aim of  the study was to characterize knowledge, practice, and barriers toward crc and its screening tests among an iranian at‑risk population. methods: this cross‑sectional study was conducted with participation ...

Journal: :تحقیقات نظام سلامت 0
علی حسین زاده دانشجوی کارشناسی ارشد ، کمیته تحقیقات دانشجویی، گروه اپیدمیولوژی وآمار حیاتی، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران عبدالرضا دارائی کارشناس ارشد ژنتیک انسانی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران

background: today, cancer is one of the major health problems worldwide, and the importance of this disease in our country is growing. this cancer is the third cause of death and accounts for the second largest group of non-transmissible chronic diseases. colorectal cancer is the most common gastrointestinal cancer and includes 10%  of deaths from cancer around the world. different genetic and ...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده زیست شناسی 1391

بررسی تآثیر کورکومین بر بیان آکواپورین5 در سلول های سرطانی روده بزرگ انسان(ht-29) سرطان روده بزرگ جزو بیماری های خطرناک بوده و از نظر شیوع سومین سرطان شایع و دومین علت مرگ ومیر ناشی از سرطان در جهان محسوب می شود. خطرابتلا به این سرطان تحت تاثیر دو عامل محیطی وفاکتورهای ژنتیکی می باشد. آکواپورین ها، پروتئین های کانال آبی بوده که نقش مهمی را در انتقال آب در بافتهای اندوتلیالی و اپی تلیالی بر عهد...

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