title: Acrocentric chromosomes in cultured leukocytes from mothers of children affected with the G1-trisomy syndrome.
mesh_terms: D000328:Adult; D002478:Cells, Cultured; D002648:Child; D002869:Chromosome Aberrations; D002901:Chromosomes, Human, 13-15; D002904:Chromosomes, Human, 21-22 and Y; D004314:Down Syndrome / Q000235:genetics*; D005260:Female; D006801:Humans; D007962:Leukocytes / Q000166:cytology*; D008875:Middle Aged; D008938:Mitosis; D010290:Parents