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BLINATUMOMAB FOR THE TREATMENT OF ADULT ACUTE LYMPHOBLASTIC LEUKEMIA

机译:利那莫单抗治疗成人急性淋巴细胞性白血病

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摘要

The marker CD19 is frequently expressed on the surface of malignant B cells including non-Hodgkin's lymphoma (NHL), chronic lymphocytic leukemia (CLL) and acute lymphoblastic leukemia (ALL), which makes it an attractive target for antineoplastic therapy (1). T cells are part of the immune surveillance system for malignant cells (2). Blinatumomab is a bispecific T cell engager (BiTE (R)) antibody that binds both CD3-positive T cells and CD19-positive B cells via its two variable antigen-binding domains. Once bound to both the T and B cell, blinatumomab induces T-cell activation and subsequently perforin-mediated malignant B-cell death. It has shown efficacy in ALL with minimal residual disease, relapsed/refractory ALL, and NHL in phase I and II clinical trials. With a favorable safely profile and promising results, blinatumomab was granted accelerated FDA approval to treat B-cell ALL in December 2014. Herein, we will review the most relevant data related to blinatumomab in ALL.
机译:标记CD19经常在恶性B细胞的表面表达,包括非霍奇金淋巴瘤(NHL),慢性淋巴细胞性白血病(CLL)和急性淋巴细胞性白血病(ALL),这使其成为抗肿瘤治疗的有吸引力的靶标(1)。 T细胞是恶性细胞免疫监视系统的一部分(2)。 Blinatumomab是一种双特异性T细胞接合剂(BiTE(R))抗体,通过其两个可变抗原结合结构域结合CD3阳性T细胞和CD19阳性B细胞。一旦与T细胞和B细胞结合,blinatumomab就会诱导T细胞活化,并随后由穿孔素介导的恶性B细胞死亡。在I期和II期临床试验中,它已显示出对ALL的疗效,其残留病最少,复发/难治性ALL和NHL。 2014年12月,blinatumomab具有良好的安全性和令人鼓舞的结果,于2014年12月获得FDA加速治疗B细胞ALL的批准。在这里,我们将审查与ALL中blinatumomab相关的最相关数据。

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