[biological_process] mast cell degranulation <sep> negative regulation of voltage-gated potassium channel activity <sep> negative regulation of voltage-gated sodium channel activity <sep> neuropeptide signaling pathway <sep> positive regulation of behavioral fear response <sep> positive regulation of peptide hormone secretion <sep> positive regulation of phospholipase C-activating G protein-coupled receptor signaling pathway <sep> positive regulation of respiratory gaseous exchange