نتایج جستجو برای: hla phenotyping

تعداد نتایج: 46994  

Akbar Velayati Ali Eslamifar Amitis Ramezani, Arezoo Aghakhani, Ebrahim Kalantar Mohammad Banifazl

  Background and Objective: The outcome of hepatitis B virus (HBV) infection may be influenced by host factors like Human Leukocyte Antigen (HLA). We have investigated HLA-A and DRB1 alleles in patients with persistent hepatitis B infection compared to subjects who had spontaneously recovered from HBV infection. To complete the findings of this study we performed another survey in certain HLA ...

Objective(s): This study aimed to investigate the association between human leukocyte antigen Cw (HLA-Cw) polymorphisms and rheumatoid arthritis (RA) in Chinese Han patients in the Jiangsu area (Southern China).Materials and Methods: Polymerase chain reaction-sequence specific primers were used to detect HLA-Cw01–08 of 201 RA patients an...

Journal: :Journal of the American Society of Nephrology : JASN 2013
Joseph R Leventhal James M Mathew Daniel R Salomon Sunil M Kurian Manikkam Suthanthiran Anat Tambur John Friedewald Lorenzo Gallon Jane Charette Josh Levitsky Yashpal Kanwar Michael Abecassis Joshua Miller

The ability to achieve immunologic tolerance after transplantation is a therapeutic goal. Here, we report interim results from an ongoing trial of tolerance in HLA-identical sibling renal transplantation. The immunosuppressive regimen included alemtuzumab induction, donor hematopoietic stem cells, tacrolimus/mycophenolate immunosuppression converted to sirolimus, and complete drug withdrawal by...

Journal: :Scandinavian journal of immunology 2007
E A G Reis T M Azevedo A J A McBride D A Harn M G Reis

Schistosome infection induces profound Th-biasing and immune suppression. Although much has been examined in mice, few studies have examined responses of naïve humans to schistosome antigens. In this study, we examined the response of naïve human peripheral blood mononuclear cells (nPBMC) to stimulation with Schistosoma mansoni soluble egg antigen (SEA) using a priming in vitro (PIV) assay. We ...

2014
Timothy J. Henrich Paul J. McLaren Suhas S. P. Rao Nina H. Lin Emily Hanhauser Francoise Giguel Roy M. Gulick Heather Ribaudo Paul I. W. de Bakker Daniel R. Kuritzkes

OBJECTIVES We conducted a genome-wide association study to explore whether common host genetic variants (>5% frequency) were associated with presence of virus able to use CXCR4 for entry. METHODS Phenotypic determination of human immunodeficiency virus (HIV)-1 coreceptor usage was performed on pretreatment plasma HIV-1 samples from treatment-naive participants in AIDS Clinical Trials Group A5...

Journal: :EBioMedicine 2023

BackgroundIn patients with idiopathic inflammatory myopathies (IIM), autoantibodies are associated specific clinical phenotypes suggesting a pathogenic role of adaptive immunity. We explored if autoantibody profiles HLA genetic variants and manifestations in IIM.MethodsWe included 1348 IIM determined the occurrence 14 myositis-specific or –associated autoantibodies. used unsupervised cluster an...

2013
Florian Schmidt Benjamin Bruns Thomas Bode Hanno Scharr Armin B. Cremers

On-going automation in plant phenotyping has led to an increasing amount of measurement data, which is often managed by specialized, rarely interconnected systems with custom hardand software. Experiment and analysis scenarios across different systems and the setup of new systems quickly get expensive and tedious. Therefore, we propose a distributed information system, Phenomis, for managing ph...

Journal: :Neuro-oncology 2022

Abstract Immunotherapeutic approaches in cancer aim to booster T cell mediated immune responses. Tumor-specific cells recognize target via human leukocyte antigen (HLA) molecules before specific lysis is initiated. Malignant gliomas are known for their immunoevasive and immunosuppressive properties which impede effective tumor-specific responses, including clinical responses checkpoint inhibiti...

ژورنال: ابن سینا 2011
امیر زرگر, علی اکبر , جباری, حسین , حیدرنیا, حسن , رسولی نژاد, مهرناز , محرز, مینو , مرادمند بدیع , بنفشه ,

مقدمه: HLA کلاس Iو IIنقش عمده‌ای در پاسخ ایمنی میزبان نسبت به ویروس نقص ایمنی انسانی (HIV) دارد بطوری که به عنوان یک عامل مهم در پیشرفت به سمت بیماری ایدز شناخته می‌شود. هدف مطالعه بررسی ارتباط انواع آلل‌های HLAمستعد کننده و پیشگیری کننده با سیر بیماری در افراد HIV مثبت در مقایسه با افراد سالم می‌باشد. روش بررسی: این بررسی بصورت مورد– شاهدی انجام شد، که HLA کلاس I (HLA-A-B) و کلاس II (HLA-D...

حسینی‌خواه, زهرا , رحمانی , زهرا , عابدیان کناری , سعید , فرزاد, فرامرز, نقویان , ابراهیم , هاشمی-سوته , محمد باقر ,

Background and purpose: Major pathologic cause of abortions is unknown. HLA-G4 and HLA-G5 are two isoforms, membrane (G4) and soluble (G5) of nonclassical molecules of HLA-1b that can induce tolerance between mother and fetus. In this study, expression of two HLA-G isoforms and their effect were evaluated in threatened-abortion women in comparison with controls. Materials and methods: In a cas...

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