PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25818165-6 2015 Meanwhile, celastrol triggered reactive oxygen species production with collapse of mitochondrial membrane potential, down-regulation of Bcl-2 and up-regulation of Bax expression. celastrol 11-20 BCL2 apoptosis regulator Homo sapiens 136-141