title: Physiological and pharmacological investigations on pain control.
mesh_terms: D000344:Afferent Pathways / Q000187:drug effects / Q000503:physiopathology; D006801:Humans; D009412:Nerve Fibers / Q000187:drug effects / Q000502:physiology; D009413:Nerve Fibers, Myelinated / Q000187:drug effects / Q000502:physiology; D009619:Nociceptors / Q000187:drug effects / Q000503:physiopathology; D010146:Pain / Q000188:drug therapy / Q000503:physiopathology*; D011957:Receptors, Opioid / Q000187:drug effects / Q000502:physiology; D013133:Spinothalamic Tracts / Q000187:drug effects / Q000503:physiopathology; D013373:Substance P / Q000502:physiology; D013569:Synapses / Q000187:drug effects / Q000502:physiology; D009435:Synaptic Transmission / Q000187:drug effects
chemical_list: D011957:Receptors, Opioid; D013373:Substance P