title: A simple method of preserving serum OCT-activity.
mesh_terms: D001386:Azides; D004355:Drug Stability; D006801:Humans; D008099:Liver / Q000201:enzymology; D008722:Methods; D009954:Ornithine Carbamoyltransferase / Q000032:analysis / Q000097:blood*; D013696:Temperature
chemical_list: D001386:Azides; D009954:Ornithine Carbamoyltransferase