PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18234893-6 2008 We conclude that the threshold of interstitial pO2 for robust CA3 network activities and required mitochondrial function is clearly above the "critical" value, which causes spreading depression as a result of generalized energy failure. PO-2 47-50 carbonic anhydrase 3 Homo sapiens 62-65