提高非相关捐助者权益:在少数占主导地位的队列中,评估与现实世界的数据不匹配的捐助者机会
M Bakri Hammami1, Jhannine Alyssa Verceles2, Mendel Goldfinger2
1Department of Medicine, Jacobi Medical Center/Albert Einstein College of Medicine, Bronx, New York.
Transplantation and cellular therapy
|February 28, 2024
概括
来自不同背景的患者可以获得5/8和6/8HLA匹配的捐赠者,用于全源造血干细胞移植 (allo-HSCT). 这一发现有助于减少这种拯救生命的手术供体供应的种族差异.
科学领域:
- 造血干细胞移植 造血干细胞移植
- 免疫学 免疫学 免疫学
- 移植医学 移植医学 移植医学
背景情况:
- 移植对宿主疾病 (GVHD) 预防的进展,包括移植后的环胺 (PTCy) 和阿巴切,改善了与HLA不匹配的全源造血干细胞移植 (allo-HSCT) 的结果.
- 这些进展有可能减少供体供应方面的种族差异.
- 之前的研究表明,与较少匹配的捐赠者 (5/8与7/8相比) 有类似的结果,目前正在进行更大的试验.
研究的目的:
- 为少数群体占主导地位的队列研究现实世界的替代捐赠者血造干细胞移植 (HSCT) 选择.
- 评估较少匹配的 (5/8到7/8) 人类白细胞抗原 (HLA) 匹配的捐赠者的可用性.
- 为了确定是否存在种族差异在这些较少匹配的捐赠者的可用性.
主要方法:
- 蒙特菲奥雷医疗中心 (2019-2022) 患者HLA打字记录的回顾性审查.
- 查询国家骨髓捐赠计划注册表,以查询不同HLA匹配水平 (5/8到8/8) 的捐赠者可用性.
- 根据种族和种族分层的供体可用性的分析.
主要成果:
- 包括241名患者;70%不是白人.
- 虽然 ≥7/8 HLA匹配的捐赠者在非白人患者中不太常见,但100%的患者至少有一个5/8或6/8 HLA匹配的捐赠者.
- 在种族/种族群体之间没有观察到5/8和6/8HLA匹配捐赠者的平均数量的统计差异.
结论:
- 现实数据表明,来自不同背景的患者可以获得5/8和6/8 HLA匹配的捐赠者.
- 这种获取可能会消除捐赠者可用性的差异.
- 需要进一步的研究来评估移植与恶性瘤的作用和最佳的GVHD预防与不匹配的捐赠者.
相关概念视频
Bone Marrow Sampling and Transplants
330
Bone marrow transplant is a potential cure for several diseases, including cancer and specific genetic disorders. Notably, this procedure is applicable for patients suffering from aplastic anemia, certain types of leukemia, severe combined immunodeficiency disease (SCID), Hodgkin's disease, non-Hodgkin's lymphoma, multiple myeloma, thalassemia, sickle-cell disease, and certain cancers.
The transplant begins with high doses of chemotherapy and radiation treatment, which aim to destroy...
The transplant begins with high doses of chemotherapy and radiation treatment, which aim to destroy...
330
Tissue Transplantation
366
Tissue transplantation is a significant medical procedure involving the transfer of cells, tissues, or organs from a donor to a recipient, with the primary aim of restoring lost functions. This procedure is crucial in treating a broad spectrum of diseases, including kidney diseases, liver failure, heart disease, and certain types of cancers.
The Biology of Tissue Transplantation
The biology of tissue transplantation hinges on the Major Histocompatibility Complex (MHC) molecules. These molecules...
The Biology of Tissue Transplantation
The biology of tissue transplantation hinges on the Major Histocompatibility Complex (MHC) molecules. These molecules...
366


