نتایج جستجو برای: hla drb1

تعداد نتایج: 40277  

Journal: :Alzheimers & Dementia 2022

Background Alzheimer’s disease (AD), Parkinson’s (PD), Amyotrophic Lateral Sclerosis (ALS) and other neurodegenerative diseases are responsible for considerable morbidity mortality. With incidence rising with aging, these also represent a growing societal challenge. Pathophysiology involves accumulation of tau (neurofibrillary tangles) Amyloid-β-rich (amyloid plaques) aggregates in AD, α-synucl...

Journal: : 2021

Amaç: Bu çalışmada, Sağlık Araştırma ve Uygulama Merkezi Doku Tipleme Laboratuvarına başvuran kişilerde HLA sınıf I II allel sıklığının belirlenmesi genotipleme sonuçlarının değerlendirilmesi amaçlanmıştır. Gereç yöntem: Çalışmamızda toplam 1903 kişinin verileri incelenmiş sıklığı hesaplanmıştır. A, B DRB1 allelleri tüm örneklerde, C DQB1 alleleri 493 kişide çalışılmıştır. Değerlendirmeye alınm...

Journal: :Clinical Immunology Communications 2023

Autoimmune neutropenia (AIN) of early childhood is caused by autoantibodies against antigens on the neutrophil membrane. Human leukocyte (HLA) have previously been associated with AIN. This study investigated HLA-DRB1 and HLA-DQB1 alleles in 160 antibody positive patients compared 1000 controls. Increased risk was observed for DRB1*10, DRB1*14, DRB1*16 DQB1*05, lower DRB1*04, DRB1*13 DQB1*03. H...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده علوم پایه 1393

مقدمه: بیماری مالتیپل اسکلروزیس یک بیماری خود ایمن، دمیلینه کننده و تخریب کننده سیستم اعصاب مرکزی است. آسیبشناسی این بیماری تا کنون مشخص نشده است، اگرچه شواهدی حاکی از تاثیر عوامل محیطی بر افراد دارای استعداد ژنتیکی وجود دارد. در بسیاری از مطالعات مبتنی بر جمعیت نقش هاپلوتایپ های hla drb1*15 (hla drb1*1501, dqa1*0102, dqb1*0602) در خطر ابتلا به ms تکرار و تایید شده است. با این حال، مطالعات تعدا...

Abbas Tabatabaei Houshang Rafatpanah, Ian Hutchinson Kay Poulton Reza FaridHosseini Vera Pravica Wendy Thomson Wiliam Ollier

Background: Human T cell lymphotropic virus type I (HTLV-I)-associated myelopa-thy/tropical spastic paraparesis (HAM/TSP) is an inflammatory disease which occurs in less than 2% of HTLV-I -infected individuals. High proviral load, high HTLV-I-specific CD8+ cytotoxic T lymphocyte frequency (CTL) and host genetic factors such as HLA all appear to be associated with HTLV-I infection. Previous stud...

Masoud Dehghan Tezerjani, Reza Shiari Shirin Farivar

Introduction Systemic Lupus Erythematosus (SLE) is a complex autoimmune and inflammatory disease. Many studies show HLA alleles can be associated with SLE. The aim of this study was to determine the association of HLA-DRB1 alleles with juvenile- onset in Iranian children. Materials and Methods At a case – control study, 31 children with systemic lupus erythematosus (case group) who referred to ...

باقری, نادیا, زمان وزیری, مریم, سبحانی, مریم, صباغی, فاطمه, طالبیان, علی, یاری, فاطمه,

  چکید ه   سابقه و هدف   ژن‌های مجموعه اصلی سازگاری نسجی( MHC ) دارای بیشترین تنوع ژنتیکی در ژنوم هر گونه می‌باشند. ژن‌هـای MHC انسانـی بـر روی کـروموزوم 6 واقـع شـده و HLA نامیده می‌شوند. آنتی‌ژن‌های کلاس I و II HLA ، کنترل ژنتیکی پاسخ‌های ایمنی را به عهده دارند. شناسایی آلل‌های HLA به طور وسیعی در امر پیوند، بیماری‌های مرتبط با HLA و مطالعات جمعیت شناسی مورد استفاده قرار می‌گیرند. در میان ژن‌...

Journal: :The Journal of Korean Diabetes 2022

testing revealed that the patient was positive for HLA-DRB1*04, HLA-DRB1*12, HLA-DQB1*03, andHLA-DQB1*04. To best of our knowledge, this is first case fulminant T1DM reported to occurimmediately after COVID-19 infection.

Journal: :Frontiers in Immunology 2023

Pemphigus vulgaris (PV) is an acquired autoimmune blistering disease characterized by the production of autoantibodies targeting desmosomal cadherins, primarily desmoglein 1 and 3, leading to acantholysis. The etiology PV multifactorial, including genetic susceptibility. This retrospective study aimed evaluate association HLA class II alleles examine impact PV-associated on concentration anti-d...

Alireza Esmaeili, Mahmoud Mahmoudi, Maryam Rastin, Shahrzad Zamani Taghizadeh Rabe

Objective(s): The population in Iran is a genetic admixture of the ancestral Aryan and other populations neighboring Iran. Different ethnic groups in Iran show wide regional distributions for many human leukocyte antigen (HLA) alleles. Therefore, it is necessary and sensible to study the differences in HLA allele distribution in different area. We studied the HLA class I and II allele frequenci...

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