[Studies on the fractional separation of human spermatozoa by density gradients on the basis of identifying Y-chromatin (author's transl)].
D002469:Cell Separation / Q000379:methods; D002499:Centrifugation, Density Gradient; D006801:Humans; D008297:Male; D012728:Sex Chromatin; D012744:Sex Ratio; D013094:Spermatozoa