PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8563038-6 1995 Forty-two percent of the degradation of 14C-collagen could be inhibited by a mixture of enzyme inhibitors (leupeptin, alpha 1-anti-proteinase, aprotinin, and pepstatin) injected together with 1,10 phenanthroline, the zinc metalloenzyme inhibitor. Carbon-14 40-43 serpin family A member 1 Rattus norvegicus 118-141