PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12688636-5 2002 RT-PCR showed that 90 minutes exposure of BRIN-BD11 cells or RINm5F cells to 5 mM ninhydrin down regulates SOD, GPX and CAT antioxidative enzymes. Ninhydrin 82-91 catalase Rattus norvegicus 120-123