Molecular Correlates of Brain Function.- The Role of ?-Aminobutyric Acid Metabolism in the Regulation of Cerebral Excitability.- Biochemical Neuranatomy of the Basal Ganglia.- Cyclic AMP and the Inhibition of Cerebellar Purkinje Cells by Noradrenergic Synapses.- Evidence for Cholinergic Transmission in the Cerebral Cortex.- Neurohumoral Mechanisms in Basic Physiologic Functions.- Coding of Metabolic Information by Hepatic Glucoreceptors.- Neurochemical Mechanisms of Temperature Regulation and Food Ingestion.- Functional Changes of Synapses.- The Chemical Coding of Aggression in Brain.- Regulation of Hippocampal Information Processing by K+ Release and (K+)o Possible Role in Learning.- III. Neurohumoral Mechanisms in Behavioral Regulation.- to Session III.- Modulatory Effects of Acetylcholine and Catecholamines in the Caudate Nucleus during Motor Conditioning.- The Effects of Drugs and Electrical Stimulation of the Brain on Memory Storage Processes.- Neurohumoral Coding of Sleep by the Physiological Sleep Factor Delta.- The Possible Nature of Sleep Inducing Brain Their Relationship to Seizure Inhibition.- 5-Hydroxyindoleacetic Acid in Cerebrospinal Fluid during Wakefulness, Sleep, and After Electrical Stimulation of Specific Brain Structures.- Modulation of Subcortical Inhibitory Mechanisms by Melatonin.- Interaction of Amine Systems in the Central Nervous System in the Regulation of the States of Vigilance.- Neurohumoral Factors and Mental Disorders.- Comparative Biochemical and Behavioral Studies of Chronic Schizophrenic Patients and Normals.- Possible Role in Depression and Anti-depressive Drug Action.- Neurochemical, Neuroendocrine and Biorhythmic Aspects of Sleep in Relationship to Clinical Pathological Disorders.- The Chemical Coding via the Cholinergic Its Organization and Behavioral Implications.- A Model of the Vertebrate Nervous System Based Largely on A Key Role of the GABA System.- List of Contributors.- Author Index.