PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22025323-0 2012 Cobalt and chromium ions reduce human osteoblast-like cell activity in vitro, reduce the OPG to RANKL ratio, and induce oxidative stress. Cobalt 0-6 TNF superfamily member 11 Homo sapiens 96-101 22025323-10 2012 In conclusion, cobalt and chromium ions reduce human osteoblast activity, reduce OPG/RANKL ratio and lead to oxidative stress. Cobalt 15-21 TNF superfamily member 11 Homo sapiens 85-90