title: Possible cellular basis for prolonged changes of synaptic efficiency--a simple case of learning.
mesh_terms: D000818:Animals; D001048:Aplysia; D001921:Brain / Q000502:physiology*; D002118:Calcium / Q000378:metabolism; D005071:Evoked Potentials / Q000187:drug effects; D005724:Ganglia / Q000502:physiology; D006624:Hippocampus / Q000502:physiology; D007473:Ion Channels / Q000502:physiology; D008959:Models, Neurological; D008960:Models, Psychological; D009046:Motor Neurons / Q000502:physiology; D013569:Synapses / Q000502:physiology*
chemical_list: D007473:Ion Channels; D002118:Calcium