PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10362678-11 1999 Double-label pulse-chase experiments using [3H]- and [14C]leucine demonstrated that the secretory response to ET-1, in contrast to the response to muscle stretch, is based on peptide other than newly synthesized or relatively newly stored ANF. Carbon-14 54-57 endothelin 1 Rattus norvegicus 110-114