移植后的循环胺与抗胸细胞球蛋白在平分相同的干细胞移植:一个系统的审查和元分析
Xuelian Jin1, Yu Yang2, Xinchuan Chen3
1Department of Hematology, West China Hospital, Sichuan University, Chengdu, China.
Annals of hematology
|January 23, 2025
概括
移植后的循环胺 (PTCy) 改善了生存结果,并降低了复发风险,相比于在平同样的干细胞移植中使用的抗胸细胞球蛋白 (ATG). PTCy加速淋巴细胞的恢复,降低真菌感染率,尽管它可能会延迟中性粒细胞的移植.
科学领域:
- 血液学 血液学 血液学
- 免疫学 免疫学 免疫学
- 移植医学 移植医学
背景情况:
- 移植后的循环胺 (PTCy) 和抗胸细胞球蛋白 (ATG) 是平分相同的干细胞移植中的标准移植对宿主疾病 (GVHD) 预防方法.
- 之前比较PTCy和ATG的回顾性研究已经产生了关于它们相对有效性的相互矛盾的结果.
- 需要进行全面的分析,以指导GVHD预防中的临床决策.
研究的目的:
- 进行一项元分析,比较PTCy与ATG的疗效和安全性,以预防GVHD在平分相同干细胞移植中.
- 为临床医生提供基于证据的见解,以选择最佳的GVHD预防策略.
主要方法:
- 对九项符合条件的回顾性研究进行了元分析.
- 总共有1674名接受了平分异性干细胞移植的患者被纳入分析.
- 包括整体存活率,无白血病存活率,无GVHD/无复发存活率,复发风险,感染率和死亡率在内的结果使用危险比率 (HR),相对风险 (RR) 和加权平均差异 (WMD) 来分析.
主要成果:
- 与ATG相比,PTCy与明显更好的整体存活率 (HR 0.7),无白血病存活率 (HR 0.66) 和无GVHD/无复发性存活率 (HR 0.79) 相关.
- PTCy显示淋巴细胞复原速度更快,复发风险更低 (HR 0.69),真菌感染风险降低 (RR 0.23).
- 中性粒细胞移植与PTCy推迟 (WMD 3.29天);然而,在血小板移植,细菌/病毒感染,急性GVHD (II-IV级),严重慢性GVHD或非复发性死亡率方面没有发现显著差异.
结论:
- 在平分异构移植中,PTCy比ATG具有显著的优势,包括改善生存率和降低复发风险.
- PTCy加速淋巴细胞的恢复,有效降低真菌感染的发病率,有助于改善患者的治疗结果.
- 虽然PTCy可能会延迟中性粒细胞移植,但它不会显著影响GVHD发病率或其他感染类型,这使其成为一个有利的预防方案.
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