PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8592135-2 1996 Pb2+, La3+, Cd2+, Sr2+, and Ba2+ activated NE secretion accompanied by the release of intragranular dopamine beta-hydroxylase but not cytosolic lactate dehydrogenase, indicating the activation of the mechanism of exocytosis. strontium cation 18-22 dopamine beta-hydroxylase Bos taurus 100-125