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:Advances in adoptive cell therapy for ovarian cancer.
这些认识共同凸显了 ACT 在卵巢癌中的变革潜力,并勾勒出个体化、可规模化免疫治疗的未来方向。
卵巢癌仍是全球致死率最高的妇科恶性肿瘤;晚期诊断、高复发率和化疗耐药持续构成临床挑战。过继性细胞治疗(ACT)是快速发展的免疫治疗策略,具有疗效潜力且全身毒性较低,因此成为应对这些局限的一种有吸引力的选择。本综述全面介绍卵巢癌中的 ACT 类型,包括TIL(肿瘤浸润淋巴细胞)、CAR-T 细胞、自然杀伤(NK)细胞,以及 TCR-T、细胞因子诱导的杀伤(CIK)细胞和 γδ T 细胞等其他新兴细胞疗法。文章重点阐述 ACT 的作用机制、卵巢肿瘤微环境的免疫抑制特征,以及旨在克服治疗耐药的联合治疗、基因工程和细胞设计前沿进展。具体讨论抗原特异性、肿瘤免疫逃逸和基质屏障,并总结当前临床试验进展、疗效结果和转化障碍。综上,这些见解凸显 ACT 在卵巢癌治疗中的变革潜力,并提出个体化、可规模化免疫疗法的未来方向。
Ovarian cancer remains the most lethal gynecological malignancy worldwide, with late-stage diagnosis, high recurrence rates, and chemoresistance posing persistent clinical challenges. Adoptive cell therapy (ACT), a rapidly advancing immunotherapeutic strategy, offers promising efficacy with low systemic toxicity and has emerged as a compelling option to address these limitations. This review provides a comprehensive overview of ACT modalities-including tumor-infiltrating lymphocytes (TILs), chimeric antigen receptor T cells (CAR-T), natural killer (NK) cells, and other emerging cellular therapies such as TCR-T, cytokine-induced killer (CIK) cells, and T cells-in the context of ovarian cancer. We highlight the mechanistic underpinnings of ACT, the immunosuppressive features of the ovarian tumor microenvironment, and cutting-edge advances in combinatorial regimens, genetic engineering, and cell design aimed at overcoming therapeutic resistance. In particular, we discuss antigen specificity, tumor immune evasion, and stromal barriers, and summarize current clinical trial progress, efficacy outcomes, and translational barriers. Together, these insights underscore the transformative potential of ACT in ovarian cancer and outline future directions for personalized and scalable immunotherapies.
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