نتایج جستجو برای: m1

تعداد نتایج: 19250  

تجلی, فائزه, مهربان سنگ آتش, معصومه, کته شمشیری, مرضیه,

مقدمه: آفلاتوکسین M1 متابولیتی از آفلاتوکسین B1 می­باشد که ممکن است در شیر حیواناتی که از غذای آلوده به آفلاتوکسین B1 تغذیه کرده باشند، یافت شود. با در نظر گرفتن نقش شیر و فرآوردههای آن در تغذیه انسان، ‏توجه به جنبههای سلامت این ماده غذایی باارزش، اجتناب‌ناپذیر می­باشد. از طرفی آلودگی آن به آفلاتوکسین M1 می­تواند سلامت مصرف‌کنندگان را به‌خطر اندازد. لذا نیاز به استفاده از روش‌هایی به منظور حذ...

Journal: :journal of food quality and hazards control 0
m. khodadadi family health and environment research center, birjand university of medical sciences, birjand, iran r. khosravi family health and environment research center, birjand university of medical sciences, birjand, iran a. allahresani chemistry faculty, birjand university, birjand, iran y. khaksar shahid sadoughi university of medical sciences, yazd, iran l. rafati department of environmental health, shahid sadoughi university of medical sciences,yazd, iran b. barikbin chemistry faculty, birjand university, birjand, iran

background: aflatoxin m1 (afm1) is a toxic and carcinogenic mycotoxin which after presence in milk and dairy products such as cheese and butter could make them as contaminated food. the main objective of this study was to evaluate the concentration of afm1 in pasteurized and traditional cheese marketed in southern khorasan, from december 2011 to january 2012. methods: a total of 102 cheese samp...

Journal: :journal of food quality and hazards control 0
s. mason school of biology, faculty of biological sciences, university of leeds, leeds, uk s. arjmandtalab [email protected] b. hajimohammadi research center for molecular identification of food hazards, shahid sadoughi university of medical sciences, yazd, iran a. khosravi arsanjani department of food hygiene and safety, faculty of health, shahid sadoughi university of medical sciences, yazd, iran s. karami deputy of food and drug control, shiraz university of medical sciences, shiraz, iran m. sayadi behbahan faculty of medical sciences, behbahan, iran

background: aflatoxin m1 (afm1) is a major carcinogenic compound that may be existed in milk and dairy products. this study was aimed to determine the presence of afm1 in industrial and traditional yogurt samples produced in iran. methods: a total of 80 yogurt samples (40 industrial, 40 traditional) was collected from supermarkets in yazd city, iran. afm1 content of the selected samples was det...

Journal: :Stroke 2015
Jingchun Liu Wen Qin Jing Zhang Xuejun Zhang Chunshui Yu

BACKGROUND AND PURPOSE Motor recovery after stroke has been shown to be correlated with both the fractional anisotropy (FA) of the affected corticospinal tract (CST) and the interhemispheric resting-state functional connectivity (rsFC) of the primary motor cortex (M1). However, the role of the restoration or enhancement of the M1-M1 rsFC in motor recovery remains largely unknown. We aimed to cl...

Journal: :journal of food quality and hazards control 0
h. montaseri department of pharmaceutics, faculty of pharmacy, shiraz university of medical sciences, shiraz, iran s. arjmandtalab [email protected] g. dehghanzadeh deputy of food and drug control, shiraz university of medical sciences, shiraz, iran s. karami deputy of food and drug control, shiraz university of medical sciences, shiraz, iran m.m. razmjoo deputy of food and drug control, shiraz university of medical sciences, shiraz, iran m. sayadi behbahan faculty of medical sciences, behbahan , iran

introduction: aflatoxin m1 is an important mycotoxin frequently found in milk and dairy products. the main objective of this work was to study the stability of afm1 during production and refrigerated storage of probiotic yogurt. materials and methods: two kinds of probiotic yogurt were made by cow’s milk artificially contaminated with aflatoxin m1 at a level of 100 ng/l, and fermented to reach ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد علوم دارویی - دانشکده داروسازی 1392

خلاصه فارسی آفلاتوکسین b1 و b2 متابولیت¬های قارچی هستند که توسط قارچ های آسپرژیلوس فلاووس وآسپرژیلوس پارازیتیکوس تولید می شوند. اثرات کارسینوژن و موتاژنوسیته آنها اثبات شده است. این دو نوع قارچ بیشترین فعالیت خود رادر نواحی گرمسیری و نیمه گرمسیری انجام می دهند. دامها براثر خوردن غذای آلوده به آفلاتوکسین b1 و b2 این آفلاتوکسین ها را در کبد خود هیدروکسیله کرده و تبدیل به آفلاتوکسین m1 وm2 نموده ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - دانشکده دامپزشکی 1393

آفلاتوکسین m1 یکی از متابولیت های اصلی آفلاتوکسین b1 است و در شیر پستاندارانی یافت می شود که غذاهای آلوده به آفلاتوکسین را مصرف کرده باشند. آفلاتوکسین ها یک گروه از متابولیت های سمی قارچی هستند که توسط قارچ های آسپرژیلوس تولید می گردند و سمیت بالایی دارند. آن ها جزء یکی از قوی ترین مواد سرطان زای موجود در غذاها می باشند. باتوجه به خطراتی که آفلاتوکسین ها برای انسان دارند به خصوص به جهت توانایی ...

Journal: :iranian journal of virology 0
z salmani molecular genetics dept, research center for sciences and biotechnology, tehran, iran f behzadian molecular genetics dept, research center for sciences and biotechnology, tehran, iran f fotouhi-chahooki influenza group, pasteur institute, tehran, iran j fallah molecular genetics dept, research center for sciences and biotechnology, tehran, iran

background and aims: virus-like particles (vlps) have been suggested to be a promising recombinant vaccine approach. several studies have reported that the influenza vlps produced in insect cells is an effective vaccine candidate. due to crucial role of matrix m1 protein in assembly and budding of influenza particles, in all vlps structures, m1 protein have been considered as a main component. ...

A. Oryan, G. Dehghanzadeh, H. Montaseri, M. Sayadi, M.M. Razmjoo, S. Arjmandtalab, S. Karami,

Introduction: Aflatoxin M1 is an important mycotoxin frequently found in milk and dairy products. The main objective of this work was to study the stability of AFM1 during production and refrigerated storage of probiotic yogurt. Materials and methods: Two kinds of probiotic yogurt were made by cow’s milk artificially contaminated with aflatoxin M1 at a level of 100 ng/l, and fermented...

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