نتایج جستجو برای: ویروس htlv

تعداد نتایج: 10460  

زالی, محمدرضا, عظیم زاده،, پدرام, نعمتی ملک, فاطمه, طاهائی, سیدمحمدابراهیم , فاطمی،, سیدرضا , محبی،, سیدرضا , محمدی، , پروانه ,

سابقه و هدف: عوامل خطرزای زیادی از جمله عوامل عفونی در ایجاد سرطان معده و روده بزرگ نقشی دارند. از آنجائیکه تاکنون در مورد ارتباط ویروس ( Human Lymphotropic Virus 1 (HTLV-1 با سرطانهای دستگاه گوارش بررسی صورت نگرفته، لذا این مطالعه به منظور بررسی فراوانی و مقایسه این عفونت در بیماران مبتلا به سرطان معده و روده بزرگ با گروه کنترل انجام شد. مواد و روشها: این مطالعه مورد شاهدی در بین سالهای 1388 ت...

Journal: :Saude E Sociedade 2022

Abstract In contemporary history, several forms of civil society organizations have stood out in the struggle to expand rights. Non-governmental dedicate themselves extending rights group for which they were created. This study shows work HTLVida NGO introduce HTLV governmental agenda Bahia State, Brazil, and extend this population. is a retrovirus affecting T lymphocytes can cause neurological...

Journal: :Journal of virology 2009
Kathryn S Jones Ying K Huang Sébastien A Chevalier Philippe V Afonso Cari Petrow-Sadowski Daniel C Bertolette Antoine Gessain Francis W Ruscetti Renaud Mahieux

Little is known about the transmission or tropism of the newly discovered human retrovirus, human T-cell lymphotropic virus type 3 (HTLV-3). Here, we examine the entry requirements of HTLV-3 using independently expressed Env proteins. We observed that HTLV-3 surface glycoprotein (SU) binds efficiently to both activated CD4(+) and CD8(+) T cells. This contrasts with both HTLV-1 SU, which primari...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بیرجند - دانشکده علوم انسانی 1388

واکنش افزایشی مایکل به سیستم های ?‚?-غیر اشباع یک روش مهم برای ایجاد پیوند کربن-کربن و کربن-هترو اتم در سنتزهای شیمی آلی است.1 این واکنش، معمولا شامل افزایش یک دهنده ی نوکئوفیلی (از جمله: کربن، سیلیسیوم، قلع، نیتروژن، اکسیژن، فسفر، ...) به یک پذیرنده ی آلکنی یا آلکینی فعال شده توسط گروههای الکترون کشنده (از جمله: کتون، استر، آمید، نیتریل، نیترو، سولفونیت و فسفونیت) می باشد. به طور کلی واکنش افز...

Bashir Mirtajani Fatemeh Naeimpour Jafar Aghajani Mahdi Tat, Mohammad Sadegh Hashemzadeh, Mojtaba Sharti Nasim Padasht Omid Lakzaie Azar Ruhollah Dorostkar, Saman Ayoubi

Human T-cell lymphotropic virus type 1 , 2 (HTLV-1, 2) is endemic in Particular Areas of the world in which it is associated with myeloid leukemia.In this study, we described the prevalence of HTLV-1, 2 in myeloid leukemia and Mycobacterium Tuberculosis in Iran. We have worked with tissue and blood samples for 2 years. These were the same samples which were positive for myeloid leukemia, Mycoba...

Journal: :Journal of clinical microbiology 1991
R B Lal W Heneine D L Rudolph W B Present D Hofhienz T M Hartley R F Khabbaz J E Kaplan

Until now, serologic tests that distinguish the closely related human T-cell lymphotropic virus types I (HTLV-I) and II (HTLV-II) infections have not been available. Synthetic peptide assays, employing peptides derived from the core and envelope proteins of HTLV-I and HTLV-II (SynthEIA and Select-HTLV tests), were evaluated for the ability to serologically discriminate HTLV-I and HTLV-II infect...

Journal: :The Journal of infectious diseases 1999
S S Soldan M D Graf A Waziri A N Flerlage S M Robinson T Kawanishi T P Leist T J Lehky M C Levin S Jacobson

The human T-cell lymphotropic virus type I (HTLV-I) is associated with a chronic, progressive neurological disease known as HTLV-I-associated myelopathy/tropical spastic paraparesis. Screening for HTLV-I involves the detection of virus-specific serum antibodies by EIA and confirmation by Western blot. HTLV-I/II seroindeterminate Western blot patterns have been described worldwide. However, the ...

Houshang Rafatpanah Reza Farid Hosseini2 Seyed Hassan Pourseyed

    Human T lymphotropic virus type I (HTLV-I) is a retrovirus which is associated with adult T cells leukaemia (ATL) and HTLV-I-associated myelopathy/tropical spastic paraparesis (HAM/TSP) in a minority of HTLV-I-infected individuals. It is not clear why a minority of HTLV-I-infected individuals develop HAM/TSP and majority remains lifelong carriers. It seems that the interaction between the v...

Objective(s): Coronary artery disease (CAD) is known as a life threatening disease, worldwide. In this study the role of HTLV-1 infection was evaluated on cardiac involvement in an endemic region of northeastern Iran.Materials and Methods: Serologic and molecular tests for HTLV-1 infection were carried out in subjects who had coronary an...

Journal: :Blood 1992
K G Hadlock J J Lipka T P Chow S K Foung G R Reyes

An immunodominant HTLV-I-specific epitope in the HTLV-I envelope glycoprotein (GP) 46 has been described. To determine if the analogous region of HTLV-II contains a similarly immunogenic and specific epitope, the polymerase chain reaction (PCR) was used to amplify HTLV-II DNA fragments encoding various portions of the putative epitope. The synthesized DNAs were cloned into lambda-phage gt11 and...

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