title: Pancreas acinar cell differentiation. IV. Assay of nanogram levels of chymotrypsin by radioactively labeled synthetic substrate.
mesh_terms: D000818:Animals; D001565:Benzoates / Q000138:chemical synthesis*; D002247:Carbon Isotopes; D002417:Cattle; D002454:Cell Differentiation; D002854:Chromatography, Paper; D002918:Chymotrypsin / Q000032:analysis*; D004792:Enzyme Precursors; D004952:Esters; D008722:Methods; D008832:Microchemistry; D009924:Organ Culture Techniques; D010179:Pancreas; D014357:Trypsin; D014443:Tyrosine / Q000138:chemical synthesis*
chemical_list: D001565:Benzoates; D002247:Carbon Isotopes; D004792:Enzyme Precursors; D004952:Esters; D014443:Tyrosine; D002918:Chymotrypsin; D014357:Trypsin