2004e-130 alcohol amines aminoacids anesthetics anti-anxietyagents benzodiazepineabuse biography chemistry chemists chemotherapy congresses control diazepam drug drugtherapy gaba gaba-a gamma-aminobutyricacid genetics history isolation medicalcare mentaldisorders mentalillness molecularpharmacology neuralreceptors neuraltransmission neurotransmitter neurotransmitteragents neurotransmitterreceptors newjersey opioid-relateddisorders opioidabuse opioids peptides pharmaceutical pharmacology physiologicaleffect physiology prevention purification qv38g1031980 receptors safetymeasures sternbach steroids suicidalbehavior suicide synaptic synaptictransmission therapeuticuse veterans veteranshealth wk102g1121989 wz100s839g2004