PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22428532-5 2012 On the other hand, ascorbic acid, Trolox, and vitamin E reversed 4-HPR effects on cell death but not dihydroceramide accumulation. Ascorbic Acid 19-32 haptoglobin-related protein Homo sapiens 67-70