在350个匹配的兄弟姐妹捐赠者移植中,以粒细胞殖民地刺激因子为首的骨髓移植经验为严重的沙拉西米亚
Rajat Kumar Agarwal1, Rakesh Dhanya2, Deepa Trivedi3
1Sankalp India Foundation, Bangalore, India; Jagriti InnoHealth Platforms Pvt. Ltd., Bangalore, India.
Transplantation and cellular therapy
|January 31, 2025
概括
颗粒细胞殖民地刺激因子原料骨髓 (G-BM) 提供更快的移植和更低的移植对宿主疾病 (GVHD) 率在儿科的血病患者. 这种方法对捐赠者和接受者来说是安全的,减少了对额外输血的需求.
科学领域:
- 血液学 血液学 血液学
- 移植免疫学 移植免疫学
背景情况:
- 针对非恶性疾病的匹配相关的造血细胞移植 (HCT) 通常更喜欢骨髓 (BM) 而不是外围血液干细胞 (PBSC) 移植,因为PBSC的慢性移植对宿主疾病 (GVHD) 的风险更高.
- 与PBSC相比,BM移植通常会导致中性粒细胞和血小板的恢复速度较慢.
- 颗粒细胞殖民地刺激因子原料骨髓 (G-BM) 已成为一种替代方案,有可能加速血液恢复,同时保持较低的GVHD风险,并可能减少采集量.
研究的目的:
- 追溯分析使用G-BM作为重症血病儿科患者的移植来源.
- 评估G-BM在匹配的兄弟姐妹移植中的安全性和有效性.
主要方法:
- 350次连续第一次匹配的兄弟姐妹移植的回顾性分析.
- 作为贪污来源的G-BM.
- 该研究于2015年7月至2023年2月期间在印度四个中心进行.
主要成果:
- 经G-BM证明了血液的快速恢复.
- 观察到细胞巨乳病毒复激活率低 (16%) 和中度至重度GVHD (5% 3-4级急性,3%慢性).
- 减少了骨髓采集量 (12.5毫升/公斤) 并没有需要第三方输血.
结论:
- G-BM与快速移植和非常低的中度或重度GVHD.的比例有关.
- 这种程序似乎对捐赠者和接受者都安全,减少了对第三方红细胞输血的需求.
- G-BM是一种具有成本效益和易于采集的移植来源,被强烈考虑用于血病和其他移植指示.
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