产品
编 号:F749954
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CAS No: 2225940-96-3
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产品详情
生物活性:
TSR-033 is a high affinity human IgG4 antibody targeting LAG-3 (lymphocyte activation gene-3), a co-receptor associated with impaired T cell function and often co-expressed with PD-1, that enhances T cell function and PD-1 blocking activity in vitro and in vivo. TSR-033 has anti-tumor activity.
体内研究:
TSR-033 (i.p.,10 mg/kg, twice weekly, 40 days) 在 A549 HuNOG-EXL NSCLC 小鼠肿瘤模型中,对肿瘤生长有中等程度的抑制作用,单独处理终止时TGI 为 23%,而与 TSR-042 联合处理有累积效应,能更大程度地阻碍肿瘤生长,终止时 TGI 为 45%。
体外研究:
TSR-033 (0.01-1000 nmol/L, 48 h) 可以增加原代人类 CD4 T细胞和树突状细胞的 IL2 产生,并增强T细胞效应器功能。