نتایج جستجو برای: گیرنده ccr5
تعداد نتایج: 10087 فیلتر نتایج به سال:
ABSTRACT Background and Objectives: C-C chemokine receptor type 5 (CCR5) is a chemokine receptor expressed at high levels on the surface of T-cells. A 32-bp deletion in the coding region of the CCR5 (CCR5Δ32) leads to production of an incomplete protein that is not expressed on the cell surface. CCR5Δ32 may be involved in devel...
objectives in the current case control study, we aimed to compare the histopathological findings of liver to the ccr5δ32 bpdel mutation profiles, expression and some other clinical findings in patients with chronic hcv infection. background the specific antiviral t cells provide cc chemokine receptor 5 (ccr5) for the immune response during the hepatitis c virus (hcv) infection. heterogenous and...
evidence showed that chemokines serve as pro-migratory factors for immune cells. ccl3, ccl4 and ccl5, as the main cc chemokines subfamily members, activate immune cells through binding to cc chemokine receptor 5 or ccr5. macrophages, nk cells and t lymphocytes express ccr5 and thus, affected ccr5 expression or functions could be associated with altered immune responses. deletion of 32 base pai...
زمینه و هدف: CCR5 یکی از مهمترین گیرندههای کموکاینی است که در فراخواندن سلولهای ایمنی اختصاصی ضدویروسی (نظیر: سلولهای T سایتوتوکسیک و سلولهای NK) به کبد نقش دارد.CCR5-Δ32 یک آلل با حذف 32 جفتبازی است که فاقد عملکرد میباشد. تاکنون چندین مطالعه گزارش کردهاند که این موتاسیون ممکن است با بهبود بیماری و یا با تداوم عفونت HBV مرتبط باشد. هدف اصلی این مطالعه مقایسه فراوانی جهش Δ32 در ژن CCR5 د...
Chemokine and chemokine receptors show several variations which may affect resistance to infectious disease. A 32 base pair deletion in the open reading frame of the human CCR5 gene (CCR5?32) results in producing a truncated antigen which fails to be presented on the surface of target cells. CCR5?32 variant is not a functional co receptor for HIV-1 entrance and delay the onset of acquired immun...
C-C chemokine receptor 5 (CCR5) is a major co-receptor molecule used by HIV-1 to enter cells. This led the hypothesis that stimulating an antibody response would block HIV with minimal toxicity. Here, X-ray crystallographic studies of anti-CCR5 RoAb13 together two peptides were undertaken: one peptide 31-residue containing PIYDIN sequence and other PIDYIN alone, where part N-terminal region CCR...
chemokine and chemokine receptors show several variations which may affect resistance to infectious disease. a 32 base pair deletion in the open reading frame of the human ccr5 gene (ccr5?32) results in producing a truncated antigen which fails to be presented on the surface of target cells. ccr5?32 variant is not a functional co receptor for hiv-1 entrance and delay the onset of acquired immun...
Chemokine receptor tyrosine sulfation plays a key role in the binding of chemokines. It has been suggested that is heterogeneous, but no experimental evidence provided so far. The potent anti-HIV chemokine analog 5P12-RANTES proposed to owe its inhibitory activity capacity bind larger pool cell surface CCR5 receptors than native chemokines such as CCL5, molecular details underlying this phenome...
Background and Objective: CCR5 is known as a main co-receptor in HIV infection. Many studies demonstrated that 32bp deletion in both CCR5 alleles provide natural resistance to HIV infection, so new treatment approaches are based on inducing this resistance by means of gene and cell therapies. This projects aim was the discovery of suitable candidates for new therapeutic strategies in addition t...
Background and purpose: Chemokines and their receptors are expressed in different types of malignancies. CC chemokines MIP-1a (CCL3), MIP-1b (CCL4) and RANTES (CCL5) is believed to be anti-tumor and also aid to the metastasis in tumor microenvironment. CCR2 and CCR5 are special G-protein receptors for these chemokines. Due to the important role of CCR5 chemokine receptor in tumor biology, this ...
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