PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2731990-4 1989 By measuring IL-1 TNF-alpha, and IL-6, the interaction of different LPSs or lipid A with human serum could be shown to prevent the activation of human monocytes. lpss 68-72 tumor necrosis factor Homo sapiens 18-27 7532627-10 1995 In all cell populations, there was a peak of TNF production after approximately 4 h of stimulation with all LPSs tested. lpss 108-112 tumor necrosis factor Homo sapiens 45-48