title: Familial translocation t(lp--;21q+) associated with Down's syndrome.
abstract: Familial occurrence of 1/21 translocation in connection with trisomy 21 was described. The possibilities of inheritance of further chromosome rearrangements arising during the gametogenesis of persons with this translocation were considered.
mesh_terms: D002900:Chromosomes, Human, 1-3; D002904:Chromosomes, Human, 21-22 and Y; D004314:Down Syndrome / Q000235:genetics*; D006801:Humans; D007223:Infant; D007621:Karyotyping; D008297:Male; D014178:Translocation, Genetic