PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2549876-5 1989 The stimulation of 5-lipoxygenase activity by nucleoside phosphorothioates was observed under conditions where the reaction is highly dependent on exogenous hydroperoxides, such as in the presence of beta-mercaptoethanol or using enzyme preparations pretreated with sodium borohydride or glutathione peroxidase. sodium borohydride 266-284 arachidonate 5-lipoxygenase Rattus norvegicus 19-33