没关系,还有其它选择,结合CD45RA/RO能精确定义表型不同的T细胞亚群。在这些标记物中,促进T细胞存活的TNF受体家族成员CD27、介导LN归巢的趋化因子受体CCR7和T细胞活化及存活所需的共刺激分子CD28 都是非常好的标记。而且这几个抗体的荧光素可选范围大,所以在多色方案中...
骆方军骆华王丹中华微生物学和免疫学杂志骆方军;骆华;王丹.CD8+CD45RA+CD28+T细胞亚群和共刺激分子在不同免疫状态乙型肝炎患者外周血的分布.中华微生物学和免疫学杂志.2009.736-736
从免疫状态的角度探讨CD8+CIM5RA+CD28一T细胞亚群(简称CD28+T细胞)和第二信号共刺激分子CD8+CD28+(简称CD28+),CD8+CD152+(简称CD152+)的表达变化.根据慢性乙型肝炎防治指南,选取不同免疫状态的慢性HBV携带者,HBeAg阳性慢性乙肝患者,HBeAg阴性慢性乙肝患者各40例.对照组40例:自述无肝炎史,肝功能正常;HBsAg,anti....
使用CD45RA、CCR7、CD28、CD95、CD99、CCR10分析CD4 T细胞记忆亚群。Naive T细胞定义为CD45RA+CCR7+CD28+ CD95-,Tscm定义为CD45RA+ CCR7+ CD28+ CD95+,Tcm定义为CD45RA-CCR7+ CD28 + CD95+,TTM定义为CD45RA-CCR7-CD28+ CD95...
百度试题 题目用磁珠分选法分选记忆性T细胞需用选用哪项特征性标志? A.CD4B.CD8C.CD28D.CD45RAE.CD45RO相关知识点: 试题来源: 解析 E 反馈 收藏
百度试题 结果1 题目记忆T淋巴区别于初始T淋巴细胞的表面标志是[ ] A. CD4 B. CD8 C. CD28 D. CD45RA E. CD45RO 相关知识点: 试题来源: 解析 E 反馈 收藏
1,2 Previous studies have shown that in B-CLL the absolute numbers of both CD4+ cells3, 4, 5 and (more pronounced) CD8+ T cells are elevated.3,5, 6, 7, 8 Phenotypic analysis of these cells shows expression of CD45RA and CD57, whereas CD28 is poorly expressed.5,8, 9, 10 It ...
In line with recent findings on CD8+CD28- T cells, CD45RA+CD27- T cells were unique in the abundant expression of NK cell-inhibitory receptors, both of Ig superfamily and C-type lectin classes. Binding of NK cell-inhibitory receptors to classical and nonclassical MHC class I molecules may...
再生障碍性贫血CD4^+/CD8^+T亚群的CD45RA^+/RO^+表达与中医辨证分型的相关性研究 目的:研究再生障碍性贫血(Aplastic Anemia,AA)患者外周血淋巴细胞表面抗原CD45RA^+/RO^+的表达,探讨CD45RA^+/RO^+与辨证分型的关系.方法:采用流式细 胞技术,对AA患者3......
In healthy carriers of human cytomegalovirus (HCMV), the virus-specific memory CD8+ T-cell population is often dominated by CD28− CD45RAhi cells that exhibit direct ex vivo cytotoxicity but whose capacity for proliferation and generation of further memory cells has been questioned. We show ...