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Updated: Feb 7, 2026

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布林托马布不响应与Brexucabtagene后的生存率差异相关
Hrishikesh Krishna Srinagesh1, Vishal K Gupta2, Amy Zhang3
1Stanford University, Stanford, California, United States.
Blood
|February 5, 2026
概括
以前的布利纳图马布治疗失败预测,接受CAR-T治疗复发/耐药B细胞急性淋巴细胞白血病 (B-ALL) 的患者的治疗结果较差. 这一发现影响了耐火性B-ALL患者的治疗策略.
科学领域:
- 血液学 血液学 血液学
- 在瘤学瘤学.
- 免疫治疗是一种免疫疗法.
背景情况:
- 复发性/耐药性B细胞急性淋巴细胞白血病 (B-ALL) 是一个重大的临床挑战.
- 包括brexucabtagene autoleucel (brexu-cel) 在内的CAR-T细胞疗法已经成为一个有前途的治疗选择.
- 对CAR-T治疗反应的预测标记对于优化患者的治疗结果至关重要.
研究的目的:
- 为了研究之前的布利纳图马布治疗对B-ALL复发/耐药性B-ALL进行Brexu-cell治疗的患者的结果的影响.
- 在这个患者群体中确定与CAR-T细胞治疗的低最佳反应相关的因素.
主要方法:
- 对278名复发/耐药B-ALL.患者队列的现实世界分析.
- 评估患者数据,包括先前的治疗史,特别是对blinatumomab的反应.
- 统计分析以将之前的布利纳马布反应与CAR-T后的结果相关联.
主要成果:
- 缺乏对布利纳图马布的反应与Brexu-cel治疗后更糟糕的结果显著相关.
- 没有反应的布利纳图马布前期治疗的患者显示,随后的CAR-T治疗的疗效降低了.
- 这种相关性在分析的患者队列中仍然显著.
结论:
- 之前的布利纳图马布折射性是B-ALL复发/折射性B-ALL中脱细胞CAR-T治疗的负预测因素.
- 这些发现表明,在规划CAR-T治疗时,应考虑布利纳图马布反应状态.
- 进一步的研究可能会探索替代测序或组合策略,用于患者之前的blinatumomab失败.
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