PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12882766-9 2003 Chelation of extracellular Ca2+ by EGTA had marginal effects on DPV-induced phosphorylation of Src and cortactin; actin stress fibers formation, however, affected EC barrier function. Egtazic Acid 35-39 carbonic anhydrase 2 Bos taurus 27-30