title: Effect of morphine on substance P neurons in rat spinal cord: a preliminary study.
mesh_terms: D000818:Animals; D005260:Female; D007124:Immunoenzyme Techniques; D009020:Morphine / Q000494:pharmacology*; D009046:Motor Neurons / Q000378:metabolism; D009474:Neurons / Q000187:drug effects / Q000378:metabolism; D009619:Nociceptors / Q000187:drug effects / Q000378:metabolism; D051381:Rats; D013116:Spinal Cord / Q000187:drug effects / Q000378:metabolism*; D013373:Substance P / Q000378:metabolism*; D013376:Substantia Gelatinosa / Q000378:metabolism
chemical_list: D013373:Substance P; D009020:Morphine