title: Seasonal and activity-dependent changes of the serotonin level in the C.N.S. and heart of the snail (Helix pomatia L.).
mesh_terms: D000222:Adaptation, Physiological; D000818:Animals; D001143:Arousal; D002490:Central Nervous System / Q000378:metabolism*; D003080:Cold Temperature; D005724:Ganglia / Q000378:metabolism; D006325:Heart Atria / Q000378:metabolism; D006352:Heart Ventricles / Q000378:metabolism; D006605:Hibernation; D009206:Myocardium / Q000378:metabolism*; D012621:Seasons; D012701:Serotonin / Q000378:metabolism*; D012908:Snails; D013696:Temperature; D013997:Time Factors
chemical_list: D012701:Serotonin