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FCGR3A

FCGR3A,即Fc片段的IgG受体IIIa,别名CD16a。它是一种低亲和力的IgG Fc区受体,属于免疫球蛋白超家族成员,主要表达在自然杀伤(NK)细胞、巨噬细胞、肥大细胞和中性粒细胞等免疫效应细胞表面。FCGR3A通过与IgG1和IgG3的Fc段结合,诱导免疫效应细胞的细胞毒作用,即抗体依赖的细胞介导的细胞毒作用(ADCC),杀伤靶细胞,也可促进IFN-γ、TNF和基质金属蛋白酶等细胞因子的分泌,影响细胞免疫功能发挥。FCGR3A在生物学上的意义主要体现在其参与的多种免疫反应中。它不仅在NK细胞介导的ADCC中发挥作用,还是单克隆抗体介导的分子靶向治疗的重要结合位点,尤其在恶性肿瘤治疗中应用广泛。此外,FCGR3A的基因多态性与某些癌症的治疗反应相关,其表达水平可能与肿瘤的预后相关,有助于作为预后生物标志物。FCGR3A的表达还与免疫检查点分子以及肿瘤相关巨噬细胞(TAM)基因标志物呈正相关,表明其在肿瘤免疫微环境中可能发挥重要作用。

热销产品

Recombinant Human Low affinity immunoglobulin gamma Fc region receptor III-A (FCGR3A), partial (CSB-EP008543HU2)

验证数据

CSB-EP008543HU2

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

FCGR3A Recombinant Monoclonal Antibody (CSB-RA008543MA1HU)

验证数据

CSB-RA008543MA1HU

Immunofluorescence staining of Hela cell with CSB-RA008543MA1HU at 1:30, counter-stained with DAPI. The cells were fixed in 4% formaldehyde and blocked in 10% normal Goat Serum. The cells were then incubated with the antibody overnight at 4C. The secondary antibody was Alexa Fluor 488-congugated AffiniPure Goat Anti-Rabbit IgG(H+L).

FCGR3A Antibodies

FCGR3A for Homo sapiens (Human)

FCGR3A Proteins

FCGR3A Proteins for Homo sapiens (Human)

FCGR3A Proteins for Bos taurus (Bovine)

FCGR3A Proteins for Macaca mulatta (Rhesus macaque)

FCGR3A Proteins for Sus scrofa (Pig)

FCGR3A Proteins for Macaca fascicularis (Crab-eating macaque) (Cynomolgus monkey)

FCGR3A ELISA Kit

FCGR3A ELISA Kit for Homo sapiens (Human)