PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9466577-5 1998 The objective of this study was to determine whether TNF-alpha activates the sphingomyelin pathway in human synovial fibroblasts (HSF) and the potential role of ceramide in HSF proliferation and apoptosis. Sphingomyelins 77-90 interleukin 6 Homo sapiens 130-133