title: The use of microiontophoresis in the study of the descending control of nociceptive transmission.
authors.forename: R G
authors.initials: RG
authors.lastname: Hill
mesh_terms: D000818:Animals; D001921:Brain / Q000187:drug effects / Q000503:physiopathology*; D007478:Iontophoresis; D010146:Pain / Q000503:physiopathology*; D051381:Rats; D009435:Synaptic Transmission / Q000187:drug effects*; D005680:gamma-Aminobutyric Acid / Q000494:pharmacology
chemical_list: D005680:gamma-Aminobutyric Acid