(1)Failure to recover HLA-A*02-NLV–CMV–CTLs is associated with the development of CMV disease(2)Number of HLA-A*02-NLV–CMV–CTLs in the grafts administered to CMV-seropositive HSCT recipients is inversely correlated with the number of recurrent CMV infections. The gene discussed is HLA-A; the disease is cytomegalovirus infection.