用环胺和环素预防移植对宿主疾病
David J Curtis1,2, Sushrut S Patil1, John Reynolds1,2
1Clinical Haematology, Alfred Health, Melbourne, VIC, Australia.
移植后的循环胺与环素结合,显著改善了在接受匹配相关捐赠干细胞移植的血液癌症患者的无GVHD,无复发的生存率. 这种新的方法为这些高风险患者提供了比标准预防更优质的替代方案.
科学领域:
- 血液学 血液学 血液学
- 在瘤学瘤学.
- 免疫学 免疫学 免疫学
背景情况:
- 来自匹配的相关捐赠者的异构干细胞移植 (SCT) 是高风险血液癌症的首选治疗方法.
- 标准的移植对宿主疾病 (GVHD) 预防包括氨酸抑制剂和抗代谢物.
- 在这种特定情况下,移植后环胺的疗效仍然不确定.
研究的目的:
- 评估移植后环胺-环素与标准环素-甲基酸盐在GVHD预防中的有效性.
- 评估从匹配的相关捐赠者接受SCT的患者对无GVHD,无复发的生存时间的影响.
主要方法:
- 随机试验,将接受SCT (骨髓退化或减少强度调节) 的成年人分配给实验性或标准预防.
- 实验组接受了移植后的环胺-环素.
- 标准组接受了循环氨酸-甲基甲酸盐.
主要成果:
- 在实验组中,与标准 (中位数6.4个月) 相比,无GVHD,无复发的生存时间显著更长 (中位数26.2个月).
- 经过实验性预防,3年无GVHD,无复发的生存率为49%,标准预防为14%.
- 在前100天内,严重急性GVHD和类似严重不良事件的累积发病率较低 (3%vs10%).
结论:
- 移植后的循环胺与氨尿素抑制剂相结合,在匹配相关的供体SCT后显著提高了无GVHD,无复发的生存率.
- 这种疗法在血液癌症患者的骨髓损伤和减强强度调节方面都有效.
- 这些发现支持在这种患者群体中用于GVHD预防的新标准.
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