PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27143987-6 2016 LP application also enhanced the expression of antioxidative enzymes in skin tissue, causing a decrease in malondialdehyde levels and increases in superoxide dismutase, catalase, and glutathione peroxidase levels relative to those in untreated aging mice. leucylproline 0-2 catalase Mus musculus 169-177