نتایج جستجو برای: fragment length

تعداد نتایج: 354472  

2009
Adel Abuzenadah

Restriction Fragment Length Polymorphism (RFLP) is a technique in which organisms may be differentiated by analysis of patterns derived from cleavage of their DNA. If two organisms differ in the distance between sites of cleavage of a particular restriction endonuclease, the length of the fragments produced will differ when the DNA is digested with a restriction enzyme. The similarity of the pa...

ژورنال: :مجله دانشکده پزشکی اصفهان 0
فرزانه آقاداودی دانشجوی کارشناسی ارشد، گروه قارچ و انگل شناسی، دانشکده ی پزشکی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران جواهر چعباوی زاده استادیار، گروه قارچ و انگل شناسی، دانشکده ی پزشکی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران پروین دهقان استادیار، گروه قارچ و انگل شناسی، دانشکده ی پزشکی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران علیرضا معافی دانشیار، گروه اطفال، دانشکده ی پزشکی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران

مقدمه: candidiasis دهانی، یکی از مهم ترین و شایع ترین عفونت های قارچی فرصت طلب است که در بیماران مبتلا به لوسمی و دیگر انواع سرطان ها شایع است. در این مطالعه، candida albicans شایع ترین گونه بود. هدف از انجام این مطالعه، جداسازی و تعیین فراوانی گونه های شایع candida در دهان کودکان و نوجوانان مبتلا به لوسمی در استان اصفهان و ارایه ی راه کارهایی جهت پیش گیری و درمان در این بیماران بود. روش ها: نم...

Journal: :jundishapur journal of microbiology 0
hamid sadeghian department of laboratory sciences, school of paramedical sciences, mashhad university of medical sciences, mashhad, ir iran naiemeh varasteh school of medicine, islamic azad university, mashhad branch, mashhad, ir iran abbas esmaeelzadeh department of internal medicine, school of medicine, mashhad university of medical sciences, mashhad, ir iran hosein nomani antimicrobial resistance research center, mashhad university of medical sciences, mashhad, ir iran maliheh alimardani department of laboratory sciences, school of paramedical sciences, mashhad university of medical sciences, mashhad, ir iran mahdieh davoodnejad department of human genetic, school of medicine, mashhad university of medical sciences, mashhad, ir iran

background hepatitis delta virus (hdv) is dependent on the hepatitis b virus for transmission and propagation. based on isolated hdv sequences from different parts of the world, at least three major different genotypes with different geographic distributions are suggested. studies have shown that genotype 1 is the predominant genotype of hdv in different parts of iran; however, the genotype dis...

Journal: :jundishapur journal of microbiology 0
ardeshir ziaee department of medical and veterinary mycology, faculty of veterinary specialized sciences, science and research branch, islamic azad university, tehran, ir iran mohammadali zia department of basic sciences, isfahan (khorasgan) branch, islamic azad university, isfahan, ir iran; department of basic sciences, khorasgan (isfahan) branch, islamic azad university, isfahan, ir iran. tel: +98-9133094852 mansour bayat department of medical and veterinary mycology, faculty of veterinary specialized sciences, science and research branch, islamic azad university, tehran, ir iran jamal hashemi department of medical parasitology and mycology, institute of public health research, school of public health, tehran university of medical sciences, tehran, ir iran

conclusions it seems that pcr-rflp is a suitable technique for the identification of mucorales at the species level. results on the basis of the molecular and morphological data, we identified mucor plumbeus (10.83%), m. circinelloides (9.17%), lichtheimia corymbifera (9.17%), m. racemosus (5.83%), m. ramosissimus (3.33%), and l. blakesleeana (0.83%). objectives the present study was conducted ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1378

بیماری شانکر و لکه برگی باکتریایی مرکبات را سه پاتووار (شامل پنج فرم) از باکتری xanthomonas axonopodis پدید می آورند. ویژگی این بیماری وجود زخمهای خشک و خشن با حاشیه برجسته و مرکز فرو رفته (دهانه آتشفشانی شکل) بر روی برگها، شاخه ها و میوه هاست . بر مبنای دامنه میزبانی، نشانه های بیماری، فاژ تایپینگ ، الگوی برش خورده dna و مناطق انتشار جغرافیایی پنج فرم از این باکتری به نامهای e, d, c, b, a شناس...

Journal: :iranian journal of blood and cancer 0

ackground: knowing the human platelet antigens (hpa) and genes frequency in different populations is important not only for population studies but also for clinical transfusion practice. hpa genes frequency in iran is not evaluated, so we investigated the hpa-2, hpa-3, and hpa-5 frequency and their polymorphism. materials and methods: dna from 120 iranians (99 iranian blood donors and 21 patien...

Journal: :archives of clinical infectious diseases 0
mohammad ghahri department of biology, faculty of basic sciences, imam hussein university, tehran, ir iran; department of biology, faculty of basic sciences, imam hussein university, tehran, ir iran. tel: +98-2177104934, fax: +98-2177104935 hossein mirhendi department of medical parasitology and mycology, school of public health, national institute of health research, tehran university of medical sciences, tehran, ir iran kamiar zomorodian department of medical mycology and parasitology, school of medicine, shiraz university of medical sciences, shiraz, ir iran nahid kondori department of infectious diseases, university of gothenburg, gothenburg, sweden

conclusions the results of antifungal susceptibility tests demonstrated that voriconazole was the most active drug against candida isolates. candida albicans is the most common yeast isolated from human blood world-wide; the unexpectedly higher rate of c. parapsilosis isolated in this study necessitates more studies with larger sample sizes in iran. results candida parapsilosis (c. parapsilosis...

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...

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