PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10930123-1 2000 We examined the mechanism of nitric oxide (NO) and/or superoxide (O2-)-induced cytotoxicity and the importance of thiols in endothelial cells by treating the cells with superoxide dismutase (SOD), catalase (CAT) and hemoglobin (Hb). Sulfhydryl Compounds 114-120 superoxide dismutase 1 Homo sapiens 191-194