PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26189109-2 2015 A marked increase in d18:1/16:0 ceramide was detected in U937 cells treated with TNF in the presence of Z-VAD-fmk (VAD). VAD I protocol 106-109 tumor necrosis factor Homo sapiens 81-84