title: Letter: Cytogenetic evidence of in-vivo leukaemic transformation of engrafted marrow cells.
mesh_terms: D001853:Bone Marrow / Q000648:ultrastructure*; D001854:Bone Marrow Cells; D016026:Bone Marrow Transplantation; D002675:Child, Preschool; D002869:Chromosome Aberrations; D003582:Cytogenetics; D005260:Female; D006801:Humans; D007621:Karyotyping; D007945:Leukemia, Lymphoid / Q000235:genetics*; D008297:Male; D008938:Mitosis; D012730:Sex Chromosomes; D014184:Transplantation, Homologous