PHILADELPHIA-CHROMOSOME-NEGATIVE PERIPHERAL-BLOOD STEM-CELLS CAN BE MOBILIZED IN THE EARLY PHASE OF RECOVERY AFTER A MYELOSUPPRESSIVE CHEMOTHERAPY IN PHILADELPHIA-CHROMOSOME-POSITIVE ACUTE LYMPHOBLASTIC-LEUKEMIA

被引:24
作者
CARELLA, AM [1 ]
FRASSONI, F [1 ]
POLLICARDO, N [1 ]
PUNGOLINO, E [1 ]
FERRERO, R [1 ]
VASALLO, F [1 ]
SORACCO, M [1 ]
GIORDANO, D [1 ]
FIGARI, O [1 ]
BENVENUTO, F [1 ]
FLORIO, G [1 ]
CARLIER, P [1 ]
VALBONESI, M [1 ]
机构
[1] OSPED SAN MARTINO GENOVA,CTR BLOOD,GENOA,ITALY
关键词
PH-POSITIVE ALL; BLOOD STEM CELLS; RECOVERY;
D O I
10.1111/j.1365-2141.1995.tb08360.x
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
Ten patients in first or second relapse with Philadelphia chromosome acute lymphoblastic leukaemia, ineligible for allogeneic sibling marrow transplantation, were treated with an intensive chemotherapy regimen including idarubicin, intermediate-dose arabinosylcytosine, etoposide and G-CSF. Peripheral blood stem cells were collected by leukapheresis during initial early WBC recovery from chemotherapy-induced aplasia. In 5/10 patients all metaphases in leukapheresis products were found to be Philadelphia-chromosome-negative and they have been used as autotransplants after conditioning with TBI/etoposide/cyclophosphamide (or idarubicin) and G-CSF. All five patients showed sustained engraftment and one of them is alive and well Philadelphia-chromosome-negative 18 months after transplant. These preliminary results suggest that it is possible to recover Philadelphia-chromosome-negative blood stem cells after intensive chemotherapy, even in advanced patients, and to perform autografting with these cells.
引用
收藏
页码:535 / 538
页数:4
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