Rituximab can be useful as treatment for minimal residual disease in bcr-abl-positive acute lymphoblastic leukemia

被引:29
作者
Jándula, BM
Nomdedeu, J
Marín, P
Vivancos, P
机构
[1] Ctr Med Teknon, Inst Hematol Torre Vilana, Barcelona 08022, Spain
[2] Hosp Sant Creu & Sant Pau, Dept Hematol, Barcelona, Spain
[3] Hosp Clin Barcelona, Cryobiol Lab, Barcelona, Spain
关键词
Rituximab; ALL; bcr-abl rearrangement;
D O I
10.1038/sj.bmt.1702706
中图分类号
Q6 [生物物理学];
学科分类号
071011 ;
摘要
We report the results of administering CD20 monoclonal antibody (MoAb) in a 32-year-old man with bcr-abl-positive acute lymphoblastic leukemia. Morphological complete remission was achieved after two lines of chemotherapy with persistence of blast cells (2%) in flow cytometric analysis of marrow cells. Since no HLA-matched donor for allogeneic bone marrow transplantation (BMT) was found, anti-CD20 MoAb therapy was administered for in vivo marrow purging, prior to autologous peripheral blood stem cell (PBSC) harvest and transplantation. After MoAb therapy <0.1% of blast cells were observed and the molecular abnormality (bcr-abl gene rearrangement) disappeared.
引用
收藏
页码:225 / 227
页数:3
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