PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30902393-10 2019 Aging markers (SA-beta-Gal staining and the protein levels of p16, p53, p21) were significantly changed in the hsp27 decreased group. beta-D-galactose 18-26 heat shock protein family B (small) member 1 Rattus norvegicus 111-116