移植后循环胺基GVHD预防在患有淋巴瘤患者的外周血液干细胞HLA相同移植后:一项前性观察性研究
Stefania Bramanti1, Daniela Taurino1, Filippo Magri2
1Bone Marrow Unit, IRCCS Humanitas Research Hospital, Humanitas Cancer Center, Rozzano, 20089 Milan, Italy.
Life (Basel, Switzerland)
|March 27, 2025
概括
移植后循环胺 (PT-Cy) 在接受HLA相同供体干细胞移植的淋巴瘤患者中有效预防移植对宿主疾病 (GVHD). 这一战略显示了低的非复发性死亡率和良好的疾病控制.
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:
- 全基性干细胞移植 (allo-SCT) 是复发性/耐药性淋巴瘤的关键治疗方法.
- 标准的移植对宿主疾病 (GVHD) 预防包括环素,甲铁酸盐,有时还有抗胸细胞球蛋白.
- 移植后的循环胺 (PT-Cy) 在HLA相同的供体 (HLAid) 环境中显示出对GVHD预防的希望.
研究的目的:
- 为了前性地评估PT-Cy在GVHD预防中的疗效和安全性,在患有复发性/耐药性淋巴瘤的患者中进行HLAid allo-SCT.
- 评估关键结果,包括GVHD发病率,非复发性死亡率 (NRM),无进展生存率 (PFS) 和整体生存率 (OS).
主要方法:
- 一个单一的中心,前性观察性研究.
- 招募了27名患有复发/耐药淋巴瘤的患者,接受HLAid allo-SCT.
- 利用PT-Cy作为主要的GVHD预防策略.
主要成果:
- 三年无复发GVHD存活率:70.4%;PFS:81.5%;OS:88.9%. 没有复发的GVHD3年存活率:70.4%;PFS:81.5%;OS:88.9%
- 一年内NRM的累积发病率:7.4%.
- 急性 (7.4%在6个月) 和慢性GVHD (7.7%在1年) 的低发病率;没有致命的GVHD.
- 一年复发发病率:11%;没有发现移植缺陷.
结论:
- PT-Cy是一种潜在的有效的GVHD预防策略,用于淋巴瘤患者的HLAid allo-SCT.
- 这种方法与低NRM和可接受的疾病控制有关.
- 需要对PT-Cy用于HLAid移植进行进一步的研究.
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