PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22285236-8 2012 Based on the detection of protein expression (PARP, p53, Bcl-2/Bcl-xL, Bax, p38, pp38) we found that usnic acid and atranorin are activators of programmed cell death in A2780 and HT-29, probably through the mitochondrial pathway. usnic acid 101-111 BCL2 associated X, apoptosis regulator Homo sapiens 71-74