General and specific patterns of acrocentric association in parents of mongol children.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002466:Cell Nucleolus; D002901:Chromosomes, Human, 13-15; D002904:Chromosomes, Human, 21-22 and Y; D004314:Down Syndrome / Q000235:genetics*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010290:Parents; D011336:Probability; D013194:Staining and Labeling; D014357:Trypsin
D014357:Trypsin