嵌合抗原受体T细胞疗法治疗急性髓系白血病:我们目前的进展如何?

CAR-T Cell Therapy for Acute Myeloid Leukemia: Where Do We Stand Now?

作者信息

Lloret-Madrid Pilar, Chorão Pedro, Guerreiro Manuel, Montesinos Pau

机构信息

Hematology Department, Hospital Universitari i Politècnic La Fe, 46026 Valencia, Spain.

Instituto de Investigación Sanitaria La Fe (IISLAFE), 46026 Valencia, Spain.

出版信息

Curr Oncol. 2025 May 30;32(6):322. doi: 10.3390/curroncol32060322.

Abstract

: Patients with refractory and relapsed acute myeloid leukemia (R/R AML) face a dismal prognosis. CAR-T therapy has emerged as a potential treatment option. This study assesses the available clinical evidence on CAR-T in R/R AML, focusing on safety and efficacy outcomes. : We included studies on CAR-T therapy for R/R AML published from June 2014 to January 2025. Data on patient and disease characteristics, CAR-T constructs, response rates, post-CAR-T allogeneic HSCT (allo-HSCT), and safety outcomes were analyzed. : Twenty-five CAR-T clinical trials involving 296 patients were identified. The most frequently targeted antigens were CD33, CD123, and CLL-1, while CD7, CD19, NKG2D, and CD38 were also explored. Responses were heterogeneous and often short-lived when not consolidated with allo-HSCT. Cytokine release syndrome and neurotoxicity were generally low grade and manageable. Prolonged and severe myelosuppression was a frequent limiting toxicity, often requiring allo-HSCT to restore hematopoiesis. Disease progression was the leading cause of death, followed by infections. : CAR-T cell therapy may represent a feasible therapeutic strategy, particularly as bridging to allo-HSCT to mitigate myelotoxicity and improve long-term outcomes. Nevertheless, it remains in the early stages of development and faces significant efficacy and safety challenges that must be addressed in future trials to enable the expansion of this promising therapeutic approach for a population with high unmet medical needs.

摘要

难治性和复发性急性髓系白血病(R/R AML)患者预后不佳。嵌合抗原受体T细胞(CAR-T)疗法已成为一种潜在的治疗选择。本研究评估了CAR-T治疗R/R AML的现有临床证据,重点关注安全性和疗效结果。

我们纳入了2014年6月至2025年1月发表的关于CAR-T治疗R/R AML的研究。分析了患者和疾病特征、CAR-T构建体、缓解率、CAR-T后异基因造血干细胞移植(allo-HSCT)以及安全性结果的数据。

共确定了25项涉及296例患者的CAR-T临床试验。最常靶向的抗原是CD33、CD123和CLL-1,同时也探索了CD7、CD19、NKG2D和CD38。若不与allo-HSCT巩固,缓解情况各异且通常持续时间较短。细胞因子释放综合征和神经毒性一般为低级别且可控。长期严重的骨髓抑制是常见的限制毒性,常需要allo-HSCT来恢复造血功能。疾病进展是主要死亡原因,其次是感染。

CAR-T细胞疗法可能是一种可行的治疗策略,尤其是作为过渡到allo-HSCT以减轻骨髓毒性并改善长期结果的方法。然而,它仍处于发展初期,面临着重大的疗效和安全性挑战,未来试验必须加以解决,以便将这种有前景的治疗方法扩展应用于有大量未满足医疗需求的人群。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/6c7c/12191959/88b6d030e60a/curroncol-32-00322-g001.jpg

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