PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 4357615-7 1974 Incubation of cells with exogenous cAMP or with agents that increase endogenous cAMP levels (prostaglandin E1, histamine, isoproterenol, and cholera enterotoxin) reduced extrusion of lysosomal enzymes; in contrast, exogenous cGMP and carbamylcholine chloride (which increases endogenous cGMP levels), increased beta-glucuronidase release. Histamine 111-120 glucuronidase beta Homo sapiens 311-329