scholarly journals Acquired tolerance for minor histocompatibility antigens after HLA identical bone marrow transplantation

1992 ◽  
Vol 4 (1) ◽  
pp. 53-57 ◽  
Author(s):  
Marleen de Bueger ◽  
Astrid Bakker ◽  
Els Goulmy
Blood ◽  
1985 ◽  
Vol 65 (3) ◽  
pp. 553-556 ◽  
Author(s):  
FR Appelbaum ◽  
MA Cheever ◽  
A Fefer ◽  
R Storb ◽  
ED Thomas

Abstract Two patients with aplastic anemia were treated with high-dose cyclophosphamide and marrow transplantation from their normal, genetically identical twin. Both patients rapidly recovered normal marrow function, but marrow failure recurred 13 and 18 months later. Because donor and host pairs were identical twins, these cases of graft failure could not have resulted from the usual cause of graft failure, ie, immunological reactivity of host cells against unshared minor histocompatibility antigens of the donor. These results imply that there are at least two mechanisms responsible for graft failure after marrow transplantation for severe aplastic anemia.


Blood ◽  
1985 ◽  
Vol 65 (3) ◽  
pp. 553-556
Author(s):  
FR Appelbaum ◽  
MA Cheever ◽  
A Fefer ◽  
R Storb ◽  
ED Thomas

Two patients with aplastic anemia were treated with high-dose cyclophosphamide and marrow transplantation from their normal, genetically identical twin. Both patients rapidly recovered normal marrow function, but marrow failure recurred 13 and 18 months later. Because donor and host pairs were identical twins, these cases of graft failure could not have resulted from the usual cause of graft failure, ie, immunological reactivity of host cells against unshared minor histocompatibility antigens of the donor. These results imply that there are at least two mechanisms responsible for graft failure after marrow transplantation for severe aplastic anemia.


2003 ◽  
Vol 64 (10) ◽  
pp. S57
Author(s):  
Maria Spyropoulou-Vlachou ◽  
Valia Kotzampasaki ◽  
Miltiadis Papadimitropoulos ◽  
Catherine Stavropoulos-Giokas

Blood ◽  
1978 ◽  
Vol 52 (6) ◽  
pp. 1163-1169 ◽  
Author(s):  
R Parkman ◽  
J Rappeport ◽  
B Camitta ◽  
RH Levey ◽  
DG Nathan

Abstract Of 23 patients with severe aplastic anemia, 17 were sensitized to histocompatibility antigens of HLA-A, -B, and -D loci-identical potential sibling donors as determined by cell-mediated lysis (CML) assays in vitro. Antibody-dependent sensitization was detected in 3 patients, antibody-independent cellular sensitization in 11, and both in 3. Fourteen sensitized patients were transplanted after initial multiagent immunosuppression consisting of rabbit anti-human thymocyte serum, procarbazine, and cyclophosphamide, eleven with a CML-positive donor and three with a CML-negative donor. Engraftment was achieved in each of 13 patients who were evaluable, and only 2 ultimately rejected their marrow grafts, 1 with subsequent return of his own marrow function. Five patients without evidence in vitro of sensitization were transplanted after immunosuppression with cyclophosphamide alone; none of these rejected their grafts. These studies show that sensitized bone marrow transplant recipients can be successfully transplanted after optimal donor selection and multiagent immunosuppression.


Blood ◽  
1978 ◽  
Vol 52 (6) ◽  
pp. 1163-1169 ◽  
Author(s):  
R Parkman ◽  
J Rappeport ◽  
B Camitta ◽  
RH Levey ◽  
DG Nathan

Of 23 patients with severe aplastic anemia, 17 were sensitized to histocompatibility antigens of HLA-A, -B, and -D loci-identical potential sibling donors as determined by cell-mediated lysis (CML) assays in vitro. Antibody-dependent sensitization was detected in 3 patients, antibody-independent cellular sensitization in 11, and both in 3. Fourteen sensitized patients were transplanted after initial multiagent immunosuppression consisting of rabbit anti-human thymocyte serum, procarbazine, and cyclophosphamide, eleven with a CML-positive donor and three with a CML-negative donor. Engraftment was achieved in each of 13 patients who were evaluable, and only 2 ultimately rejected their marrow grafts, 1 with subsequent return of his own marrow function. Five patients without evidence in vitro of sensitization were transplanted after immunosuppression with cyclophosphamide alone; none of these rejected their grafts. These studies show that sensitized bone marrow transplant recipients can be successfully transplanted after optimal donor selection and multiagent immunosuppression.


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