PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26728723-3 2015 FZD1, FZD3, SFRP1, and SFRP4 genes were up-regulated after short-term hypoxic stress (0.1% O2), whereas the expression of LEF-1 and RUVBL1 genes was significantly inhibited (down-regulated). Oxygen 91-93 secreted frizzled related protein 1 Homo sapiens 12-17