title: CHROMOSOME DUPLICATION IN CULTURED LEUCOCYTES FROM PRESUMPTIVE XXX AND XXXXY HUMAN SUBJECTS.
mesh_terms: D001345:Autoradiography; D058674:Chromosome Duplication; D002875:Chromosomes; D004247:DNA; D006801:Humans; D007962:Leukocytes
chemical_list: D004247:DNA
keywords: CHROMOSOMES; DNA; LEUKOCYTES; RADIOAUTOGRAPHY