[Continuity and change in chemical mediation].
D000109:Acetylcholine / Q000502:physiology; D000244:Adenosine Diphosphate / Q000502:physiology; D000249:Adenosine Monophosphate / Q000502:physiology; D000255:Adenosine Triphosphate / Q000502:physiology; D000324:Adrenocorticotropic Hormone / Q000502:physiology; D000818:Animals; D004745:Enkephalins / Q000502:physiology; D005728:Ganglia, Sympathetic / Q000502:physiology; D009474:Neurons / Q000502:physiology; D018377:Neurotransmitter Agents / Q000502:physiology*; D009638:Norepinephrine / Q000502:physiology; D051381:Rats; D011941:Receptors, Adrenergic / Q000502:physiology; D011950:Receptors, Cholinergic / Q000502:physiology; D013569:Synapses / Q000502:physiology; D014660:Vasoactive Intestinal Peptide / Q000502:physiology
D004745:Enkephalins; D018377:Neurotransmitter Agents; D011941:Receptors, Adrenergic; D011950:Receptors, Cholinergic; D014660:Vasoactive Intestinal Peptide; D000249:Adenosine Monophosphate; D000244:Adenosine Diphosphate; D000255:Adenosine Triphosphate; D000324:Adrenocorticotropic Hormone; D000109:Acetylcholine; D009638:Norepinephrine
Continuitate şi schimbare în mediaţia chimică.