title: Changes in tRNA nucleotidyl transferase activity during embryonic development of Xenopus laevis.
mesh_terms: D000818:Animals; D004625:Embryo, Nonmammalian / Q000201:enzymology*; D004926:Escherichia coli / Q000201:enzymology; D005260:Female; D010664:Phenylmethylsulfonyl Fluoride / Q000494:pharmacology; D012316:RNA Nucleotidyltransferases / Q000378:metabolism*; D012343:RNA, Transfer / Q000096:biosynthesis; D014981:Xenopus; D015053:Zygote / Q000201:enzymology*
chemical_list: D010664:Phenylmethylsulfonyl Fluoride; D012343:RNA, Transfer; D012316:RNA Nucleotidyltransferases