Some properties of a macromolecular extract producing developmental arrest of injected embryos (Rana pipiens).
D000818:Animals; D001001:Anura; D002869:Chromosome Aberrations / Q000139:chemically induced; D025063:Chromosome Disorders; D003851:Deoxyribonucleases / Q000494:pharmacology; D004625:Embryo, Nonmammalian / Q000187:drug effects*; D008110:Liver Extracts / Q000494:pharmacology*; D009696:Nucleic Acids / Q000494:pharmacology
D008110:Liver Extracts; D009696:Nucleic Acids; D003851:Deoxyribonucleases