CD4 - Wikipedia
网页CD4 is a protein that helps T cells recognize and respond to antigens presented by MHC class II molecules. It is also a marker for HIV infection and a target for immune suppression in transplant patients. Learn about its structure, function, and conservation.
CD4细胞 - 百度百科
网页CD4细胞，指的是表面有CD4+T分子的T淋巴细胞，是人体免疫系统中的一种重要免疫细胞，由于艾滋病病毒攻击对象是CD4+T细胞，所以其检测结果对艾滋病治疗效果的判断和对患者免疫功能的判断有重要作用。.
分化群4 - 维基百科，自由的百科全书
网页CD4是 T细胞受体 的 共受体 （英语：Co-receptor），CD4协助T细胞受体与 抗原提呈细胞 相互作用。 T细胞受体和CD4分别结合到提呈抗原的 第二类主要组织相容性复合体 的不同区域上。 CD4中在细胞外的D 1 结构域与第二类主要组织相容性复合体的β2结构域结合。 疾病. 資料. 常用单克隆抗体或代号：T4，Leu3a 主要表达细胞：Tsub，Msub，Thysub T细胞 分子质量 (kDa)和结构：gp55 (IgSF) 功 能：与MCHn类分子结合，信号转导，HIV受体. 參 …
CD4 Lymphocyte Count: MedlinePlus Medical Test
网页A CD4 count is a blood test that measures the number of CD4 cells, a type of white blood cell that helps fight infection. It's used to check the immune system function in people with HIV, monitor HIV treatment, and diagnose other conditions.
CD4 + T Cells: Differentiation and Functions - National Center for ...
网页2012年3月14日 · CD4 + T cells are crucial in achieving a regulated effective immune response to pathogens. Naive CD4 + T cells are activated after interaction with antigen-MHC complex and differentiate into specific subtypes depending mainly on the cytokine milieu of the microenvironment.
CD4 T Helper Cells: Types and Functions - Verywell Health
网页2023年6月2日 · CD4 T helper cells are white blood cells that help fight infection and direct other immune cells. Learn about their types, roles, and how HIV targets and affects them.
CD4+ T cell memory - Nature Immunology
网页2023年5月8日 · CD4 + T cells play diverse roles in the immune system. Vaccinologists often emphasize their ability to promote class switching, somatic hypermutation and memory differentiation among B cells...
The Many Faces of CD4+ T Cells: Immunological and Structural ...
网页2020年12月23日 · As a major arm of the cellular immune response, CD4 + T cells are important in the control and clearance of infections. Primarily described as helpers, CD4 + T cells play an integral role in the development and activation of B cells and CD8 + T cells.
CD4 T cells: fates, functions, and faults - National Center for ...
网页2008年5月6日 · CD4 T cells represent a remarkable cell population. They are central to protection against a wide range of pathogens and do so through the adoption of a series of distinct differentiated states, each evolved under the pressure of …
CD4⁺T cells: differentiation and functions - PubMed
网页CD4⁺T cells are crucial in achieving a regulated effective immune response to pathogens. Naive CD4⁺T cells are activated after interaction with antigen-MHC complex and differentiate into specific subtypes depending mainly on the cytokine milieu of the microenvironment.