title: Isolation of infectious C-type oncornavirus from human leukaemic bone marrow cells.
mesh_terms: D001853:Bone Marrow / Q000382:microbiology* / Q000648:ultrastructure; D001854:Bone Marrow Cells; D002675:Child, Preschool; D006801:Humans; D007945:Leukemia, Lymphoid / Q000382:microbiology*; D008854:Microscopy, Electron; D012190:Retroviridae / Q000276:immunology / Q000302:isolation & purification* / Q000648:ultrastructure