中心对B细胞急性淋巴细胞白血病的全源造血干细胞移植结果的影响
Shuhei Kurosawa1, Takahiro Fukuda2, Tatsuo Ichinohe3
1Department of Hematology, Yokohama Municipal Citizen's Hospital, Yokohama, Japan.
Cytotherapy
|May 28, 2024
概括
高容量中心改善了费城染色体阴性成年B细胞急性淋巴细胞白血病 (Ph-阴性B-ALL) 异质造血干细胞移植 (allo-HSCT) 的存活率. 中心体积对Ph-阳性B-ALL患者的结果没有影响.
科学领域:
- 血液学 血液学 血液学
- 在瘤学瘤学.
- 移植医学 移植医学
背景情况:
- 同源性造血干细胞移植 (allo-HSCT) 是成人B细胞急性淋巴细胞白血病 (B-ALL) 的关键治疗方法.
- 移植中心体积对B-ALL的allo-HSCT结果的影响,根据费城染色体 (Ph) 状态分层,仍然不完全理解.
研究的目的:
- 为了研究移植中心体积和总生存率 (OS) 之间的关系,在B-ALL.成人患者的allo-HSCT后.
- 为了确定这种关联是否在费城染色体阳性 (Ph-阳性) 和费城染色体阴性 (Ph-阴性) B-ALL.之间有所不同.
主要方法:
- 一个回顾性的全国性队列研究,分析了接受allo-HSCT的成年B-ALL患者.
- 患者被分为低体积和高体积的移植中心,基于每年 allo-HSCT 手术计数.
- 主要终点是5年总生存期 (OS);进行了多变量分析.
主要成果:
- 在Ph-阴性B-ALL中,高容量中心的5年生存率 (52.7%) 与低容量中心 (46.8%) 相比显著更高 (P <0.01).
- 高中心体积被确定为Ph阴性B-ALL (HR:0.81,P<0.01) 的有利预后因素,特别是在老年患者 (≥40岁) 和接受带血移植的患者中.
- 在Ph-阳性B-ALL的高体积和低体积中心之间没有观察到5年OS的显著差异 (P = 0.054),中心体积不是一个显著的预后指标.
结论:
- 移植中心的体积显著影响了Ph-负B-ALL allo-HSCT的生存结果,但不是Ph-阳性B-ALL.
- 这种异质性强调了中心在特定B-ALL亚型的经验的重要性.
- 合作努力和进一步验证对于优化alo-HSCT策略和改善不同B-ALLPh分类中的患者存活率至关重要.
相关概念视频
Bone Marrow Sampling and Transplants
324
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...
324
Stem Cell Therapy for Tissue Regeneration
4.0K
Stem cell therapy is a method used in regenerative medicine to repair and restore function to damaged tissues and organs. Stem cells have the potential to proliferate and differentiate into various tissue types, making them ideal candidates for tissue regeneration. For example, hematopoietic stem cell transplants are commonly used in blood cancer treatment to replenish damaged bone marrow and restore healthy blood cells.
Types of Stem Cells used in Stem Cell Therapy
The two main cell...
Types of Stem Cells used in Stem Cell Therapy
The two main cell...
4.0K
Regulation of Hematopoietic Stem Cells
3.2K
All blood and immune cells are produced from the multipotent hematopoietic stem cells (HSCs) by the process of hematopoiesis. However, they all have a limited life span. In addition, many are depleted in immune surveillance or combatting an injury or infection. This makes blood one of the most regenerative tissues. Hematopoiesis helps replenish these blood and immune cells, restoring the body's normal functioning. However, overproduction of blood and immune cells can make them cancerous or...
3.2K


