title: Letter: R-banding of the Y chromosome: base sequence, strandedness, repetitiveness, and protein association of D.N.A.
mesh_terms: D001483:Base Sequence; D004247:DNA; D006801:Humans; D007621:Karyotyping; D008297:Male; D008722:Methods; D009698:Nucleoproteins; D011487:Protein Conformation; D011796:Quinacrine / Q000494:pharmacology; D012730:Sex Chromosomes; D013194:Staining and Labeling; D014357:Trypsin / Q000494:pharmacology
chemical_list: D009698:Nucleoproteins; D004247:DNA; D014357:Trypsin; D011796:Quinacrine