title: Detection of long eukaryote-specific pyrimidine runs in repetitive DNA sequences and their relation to single-stranded regions in DNA isolated from sea urchin embryos.
mesh_terms: D000818:Animals; D001483:Base Sequence; D002499:Centrifugation, Density Gradient; D004247:DNA / Q000032:analysis*; D004277:DNA, Single-Stranded / Q000032:analysis*; D003851:Deoxyribonucleases; D004625:Embryo, Nonmammalian; D008970:Molecular Weight; D009695:Nucleic Acid Renaturation; D011743:Pyrimidines / Q000032:analysis; D012617:Sea Urchins / Q000032:analysis*; D013936:Thymidine / Q000032:analysis; D014529:Uridine / Q000032:analysis
chemical_list: D004277:DNA, Single-Stranded; D011743:Pyrimidines; D004247:DNA; D003851:Deoxyribonucleases; D013936:Thymidine; D014529:Uridine