title: Low temperature sustains inhibition of angiotensin-converting-enzyme activity in serum from patients taking captopril.
mesh_terms: D000806:Angiotensin-Converting Enzyme Inhibitors; D001793:Blood Preservation / Q000379:methods*; D002216:Captopril / Q000494:pharmacology*; D005615:Freezing; D006801:Humans; D011392:Proline / Q000031:analogs & derivatives*
chemical_list: D000806:Angiotensin-Converting Enzyme Inhibitors; D011392:Proline; D002216:Captopril