neurotransmitter agent - Ontology Report - Rat Genome DatabaseHuman (18686)GABA agent + 15434adrenergic agent + 8937angiotensin I 0cholinergic drug + 4599dopaminergic agent + 5078excitatory amino acid agonist + 1028histaminergic drug + 4605neurotransmitter transporter modulator + 2027opioid agent + 675
