title: Variation in the Philadelphia chromosome.
abstract: Cytogenetic study of 17 cases of chronic myeloid leukaemia has shown that the Philadelphia chromosome is a variable entity, differing in size and banding pattern between individuals.
mesh_terms: D000328:Adult; D000368:Aged; D002869:Chromosome Aberrations; D002904:Chromosomes, Human, 21-22 and Y; D005260:Female; D006801:Humans; D007621:Karyotyping; D007951:Leukemia, Myeloid / Q000235:genetics; D008297:Male; D008875:Middle Aged
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