a dna probe dxys1 ( pdp34 ) , which maps both to the proximal part of the long arm of the x chromosome , xq13-xq21 , and proximally on yp , was used to detect a taqi restriction fragment length polymorphism of the x-chromosomal locus in the dna samples from 11 families .
C0008633
chromosomal
C1708726
locus