决定异体 CAR T 细胞排斥与扩增的细胞和分子机制
Cellular and molecular mechanisms determining allogeneic CAR T cell rejection and expansion.
我们评估了11例接受单一批次cemacabtagene ansegedleucel(cema-cel)治疗的大B细胞淋巴瘤患者,cemacabtagene ansegedleucel是一种异体抗CD19 CAR T产品。
英文原题:Gene Targets of CAR-T Cell Therapy for Glioblastoma.
胶质母细胞瘤(GBM)是一种侵袭性原发性脑肿瘤,常规治疗干预后预后较差。
胶质母细胞瘤(GBM)是一种侵袭性原发性脑肿瘤,常规治疗干预后预后较差。此外,血脑屏障(BBB)严重阻碍化疗药物的渗透,从而降低其疗效。因此,开发新的GBM治疗方法至关重要。一种新型的周细胞免疫疗法称为CAR-T(CAR-T)细胞治疗,利用CAR-T细胞靶向并摧毁肿瘤细胞,无需抗原辅助,具有高度特异性,且不受主要组织相容性复合体(MHC)限制。它已成为最有前景的治疗技术之一,在血液系统恶性肿瘤,特别是白血病中取得了积极的临床结果。由于其在血液系统恶性肿瘤中的疗效,CAR-T细胞疗法有可能治疗实体瘤,包括GBM。另一方面,CAR-T细胞治疗在治疗GBM方面的疗效不如在治疗其他血液系统恶性肿瘤中那样显著。CAR-T细胞治疗GBM面临若干挑战。本文综述了CAR-T细胞疗法在血液系统肿瘤中的应用以及在GBM中的靶点选择、困难和挑战。
Glioblastoma (GBM) is an aggressive primary brain tumor with a poor prognosis following conventional therapeutic interventions. Moreover, the blood-brain barrier (BBB) severely impedes the permeation of chemotherapy drugs, thereby reducing their efficacy. Consequently, it is essential to develop novel GBM treatment methods. A novel kind of pericyte immunotherapy known as chimeric antigen receptor T (CAR-T) cell treatment uses CAR-T cells to target and destroy tumor cells without the aid of the antigen with great specificity and in a manner that is not major histocompatibility complex (MHC)-restricted. It has emerged as one of the most promising therapy techniques with positive clinical outcomes in hematological cancers, particularly leukemia. Due to its efficacy in hematologic cancers, CAR-T cell therapy could potentially treat solid tumors, including GBM. On the other hand, CAR-T cell treatment has not been as therapeutically effective in treating GBM as it has in treating other hematologic malignancies. CAR-T cell treatments for GBM have several challenges. This paper reviewed the use of CAR-T cell therapy in hematologic tumors and the selection of targets, difficulties, and challenges in GBM.
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