CAR-T(CAR-T)细胞疗法在非肿瘤性疾病中的应用
Chimeric antigen receptor T (CAR-T) cell therapy in non-oncological diseases.
CELL INTELLIGENCE · 肿瘤细胞治疗研究
肿瘤细胞治疗研究
英文原题:Preclinical testing of CAR T cells in zebrafish xenografts.
Preclinical testing of CAR T cells in zebrafish xenografts.
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工程化CAR-T 细胞(CAR-T 细胞)已成为一种有前景的癌症免疫疗法,并已证明可有效治疗B细胞恶性肿瘤。目前,研究者正大力拓展CAR-T 细胞在其他癌症中的应用、提高CAR-T 介导的癌细胞杀伤效果,并减少可能的治疗副作用。因此,需要临床前模型评估不断涌现的新型CAR设计。传统上,人类CAR-T 细胞体内疗效通过小鼠异种移植模型研究。本文介绍一种补充性异种移植方案,在斑马鱼胚胎中测试CAR-T 细胞对抗人白血病细胞的作用。斑马鱼胚胎异种移植有望成为快速、低成本的模型,并特别适于活体成像,观察CAR-T 细胞在体内的分布和癌细胞杀伤情况。
Engineered chimeric antigen receptor T cells (CAR T cells) have emerged as a promising immunotherapy for cancer and have proven to be effective for B cell malignancies. Currently, great efforts are undertaken to expand the application of CAR T cells to other cancer entities, to increase the efficacy of CAR T cell-mediated killing of cancer cells and to reduce possible side effects of CAR T cell therapy.
This creates a need for preclinical models to test the many emerging novel CAR designs. Traditionally, mouse xenograft models are applied to investigate the efficacy of CAR T cells in vivo.
Here, we describe a complementing xenograft protocol for testing CAR T cells against human leukemia cells in zebrafish embryos. The embryonic zebrafish xenograft promises to be a fast and cost-efficient model and particularly offers live imaging opportunities of CAR T cell distribution and killing of cancer cells in vivo.
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