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:Decentralized CAR-T production: clinical, economic, and regulatory perspectives. Worldwide Network for Blood & Marrow Transplantation (WBMT) special article.
CAR-T 细胞疗法改变了血液系统恶性肿瘤的治疗,并正在迅速扩展到实体瘤和自身免疫性疾病。
CAR-T 细胞疗法改变了血液系统恶性肿瘤的治疗格局,并正迅速扩展至实体瘤和自身免疫性疾病。然而,其完整的临床潜力仍受限于集中化生产、生产成本、物流复杂性、延长的静脉到静脉时间、有限的全球可及性,以及阻碍制造创新快速实施的监管框架。由学术和临床中心开创的分散式即时检验生产,为解决这些局限并扩大患者可及性提供了一种有前景的替代方案。本综述总结了POC CAR T细胞生产的当前格局,重点强调临床结局、经济可持续性和监管考量。
Chimeric antigen receptor T-cell therapy transformed the treatment of hematologic malignancies and is rapidly expanding into solid tumors and autoimmune diseases. However, its full clinical potential remains constrained by centralized manufacturing, production costs, logistical complexity, prolonged vein-to-vein times, limited global accessibility, and regulatory frameworks that hinder rapid implementation of manufacturing innovations. Decentralized point-of-care manufacturing, pioneered by academic and clinical centers, offers a promising alternative to address these limitations and broaden patient access. This review summarizes the current landscape of POC CAR T-cell manufacturing, emphasizing clinical outcomes, economic sustainability, and regulatory considerations. Program experience across North America, Europe, Asia, and other regions demonstrates manufacturing innovations that reduce production times from several weeks to as few as 6-8 days. Early clinical studies report safety and efficacy comparable to commercially manufactured products while substantially lowering costs, with some models targeting production expenses of approximately USD 40,000 per treatment (excluding building and maintaining the production facility). We also examine supportive policy initiatives and regulatory pathways, including hospital exemption models, together with implementation challenges such as manufacturing heterogeneity, quality assurance, and workforce development. Finally, we discuss emerging technologies, including allogeneic CAR T-cell platforms, artificial intelligence-driven manufacturing, and in vivo gene editing, that may democratize global access.
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