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ICOS

ICOS,即诱导型T细胞共刺激分子,别名CD278、AILIM,是一种I型跨膜糖蛋白,属于CD28家族的共刺激免疫受体,通常在T细胞激活后迅速上调表达。
ICOS的作用机制涉及与其独特配体(ICOS-L)在抗原呈递细胞(APCs)上的相互作用,通过保守的细胞内基序如YMFM、IProx和KKKY触发细胞内信号级联反应,促进T细胞激活和分化。ICOS在调节适应性免疫反应中扮演着关键角色,特别是在T辅助细胞(Tfh)的形成和体液免疫应答中至关重要。ICOS基因的缺陷会导致体液免疫应答严重受损。此外,ICOS还影响Th1、Th2和Th17免疫反应以及调节性T细胞(Treg)的稳态。ICOS/ICOS-L信号通路的调控在癌症免疫治疗和自身免疫疾病治疗中具有巨大潜力。

热销产品

Recombinant Human Inducible T-cell costimulator (ICOS), partial (CSB-MP707478HU)

验证数据

CSB-MP707478HU

(Tris-Glycine gel) Discontinuous SDS-PAGE (reduced) with 5% enrichment gel and 15% separation gel.

ICOS Antibody (CSB-PA123586)

验证数据

CSB-PA123586

The image on the left is immunohistochemistry of paraffin-embedded Human tonsil tissue using CSB-PA123586(ICOS Antibody) at dilution 1/17, on the right is treated with fusion protein. (Original magnification: ×200)

ICOS Antibodies

ICOS for Homo sapiens (Human)

ICOS Proteins

ICOS Proteins for Bos taurus (Bovine)

ICOS Proteins for Canis familiaris (Dog) (Canis lupus familiaris)

ICOS Proteins for Rattus norvegicus (Rat)

ICOS Proteins for Mus musculus (Mouse)

ICOS Proteins for Homo sapiens (Human)