title: Human cDNA probe (OL167,D21S109) detects RFLP on chromosome 21.
mesh_terms: D002891:Chromosomes, Human, Pair 21; D004247:DNA / Q000235:genetics; D004274:DNA, Recombinant; D005819:Genetic Markers; D006801:Humans; D008214:Lymphocytes / Q000032:analysis; D011110:Polymorphism, Genetic; D012150:Polymorphism, Restriction Fragment Length
chemical_list: D004274:DNA, Recombinant; D005819:Genetic Markers; D004247:DNA