title: Evidence for the existence of a biosynthetic precursor for somatostatin.
mesh_terms: D000818:Animals; D002250:Carbon Radioisotopes; D003513:Cycloheximide / Q000494:pharmacology; D005399:Fishes; D007515:Islets of Langerhans / Q000187:drug effects / Q000378:metabolism*; D007532:Isoleucine / Q000378:metabolism; D007700:Kinetics; D008970:Molecular Weight; D013004:Somatostatin / Q000096:biosynthesis*; D014316:Tritium; D014357:Trypsin; D014364:Tryptophan / Q000378:metabolism
chemical_list: D002250:Carbon Radioisotopes; D007532:Isoleucine; D014316:Tritium; D013004:Somatostatin; D014364:Tryptophan; D003513:Cycloheximide; D014357:Trypsin