PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7835334-8 1995 Furthermore, Ca2+ concentrations which trigger catecholamine secretion acted to prevent the leakage of NSF and alpha-SNAP from permeabilized cells. Catecholamines 47-60 NSF attachment protein alpha Homo sapiens 111-121