مقدمه این مقاله با هدف بررسی اثرات آنتی ژنوتوکسیک و سیتوتوکسیک زعفران به عنوان یک گیاه بومی ایران انجام شده است. روش کار این مطالعه توصیفی تحلیلی آزمایشگاهی در تابستان سال 1387 در پژوهشکده بوعلی دانشگاه علوم پزشکی مشهد انجام شد. سلولهای انسانی سرطان آدنوکارسینوما و سلولهای کلون در محیط کشت Dulbecco's modified Eagle's medium (DMEM) شامل10% FBS در شرایط استاندارد دمای 37 درجه سانتی گراد و در ا...

Background and purpose: Gastric cancer is the second most common cause of cancer worldwide and despite huge advances in treatments, the chance of survival is very low even in surgery cases. Having a genetic predisposition plays an important role in cancer development. Polymorphisms in the NQO1(NAD(P)H Quinone dehydrogenase 1) gene could affect the activity of the gene and also the susceptibilit...

Background and purpose: According to recent studies melatonin has been known as a potent anti-oxidant with anti-oncostatic and cytoprotective properties. The gastrointestinal tract is the major source of melatonin in periphery. Therefore, many scientists suppose a protective role for melatonin in gastrointestinal tract. Also, there is a high rate of gastric adenocarcinoma in Mazandaran province...

  Aden carcinomas account for less than 2% of primary bladder cancers. In some situations, bladder tumors especially aden carcinomas has got unusual clinical presentations. A 76 year old female with diabetes mellitus was presented to the emergency room because of fever, abdominal pain and erithem of suprapubic region and after physical examination abdominal wall abscess was suspected and the pa...

زمینه و هدف: یکی از علل اصلی مرگ ومیر ناشی از سرطان در مردان، سرطان پروستات می باشد. روش های درمانی متفاوتی برای درمان سرطان پروستات وجود دارد؛ اما بسیاری از بیماران مبتلا به سرطان پروستات از عود بیماری پس از عمل و متاستاز رنج می برند. افزایش بیان 1 hmga2، یک پروتئین انکوژن، در انواع مختلف تومورهای بدخیم از قبیل سرطان کولورکتال، تیروئید، پانکراس، ریه با پیشرفت تومور همراه است. هدف از این مطالعه...

سابقه و هدف: ملاتونین یک آنتی اکسیدان بالقوه است که دارای ویژگی های حفاظت سلولی و ضدسرطانی است. غشاء معدی- روده ای منبع عمده ای از ملاتونین در بدن می باشد. با در نظر گرفتن این منبع مهم بسیاری از دانشمندان نقش حفاظتی برای ملاتونین در دستگاه گوارش در نظر گرفته اند. با توجه به تعداد بالای بیماران مبتلا به آدنوکارسینومای معده در استان مازندران این مطالعه برای اولین بار با هدف تعیین بیان رسپتور ملات...

Introduction: Adrenocortical carcinoma is a rare and severe malignant tumor that in 60% of cases are functional and the most common clinical manifestation is Cushing's syndrome with a progressive course. The only treatment is surgical removal of the entire tumor and effec-tiveness of medical treatments, including mitotane and chemotherapy for survival is still questionable.Case Report: A 36-y...

Background and Objective: One important step in the management of gastric cancer is determination of its prognosis. Cytokeratins are intermediate filaments that mainly exist in cytoskeletal component of epithelial cells. Recent researches have focused on the relationship between the expression of different cytokeratins with differentiation and outcomes of tumors. This study was done for determ...

Internal jugular vein (IJV) thrombosis is a very rare vascular disease that is usually the result of trauma, infectious disease, and central vein thrombosis. Malignancy, either known or occult, is an uncommon etiology of IJV thrombosis. The presented patient was a 49-year-old woman who suffered from painful swelling in the right side of her neck. Physical examination revealed a painful and immo...

Introduction & Objective: The objective of this study was to determine the sensitivity and specificity of CA 19-9 test in diagnosis of gastric cancer patients. Materials & Methods: This prospective and cross-sectional study was carried out on 35 patients with gastric cancer and 35 patients without adenocarcinoma of gaster as a control group. Theses patients were referred to alimentary and pa...