PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6510549-4 1984 In parallel cultures, the absolute rate of vitellogenin gene transcription was determined by hybridization of newly synthesized RNA pulse-labelled with [3H]uridine to cloned Xenopus vitellogenin cDNA. [3h]uridine 152-163 a1-a Xenopus laevis 43-55