Section I Properties of Intact Neural Tissues.- 1 Biochemical Study of Tumors of the Nervous System.- 2 Neurochemical Study of the Cerebrospinal Fluid.- 3 Measuring Protein Synthesis and Degradation Rates in CNS Tissue.- Section II Components of Neural Tissues-Enzymes and Amines.- 4 Enzymes Involved in Catecholamine Metabolism: Tyrosine Hydroxylase, Aromatic Amino Acid Decarboxylase, Dopamine ?-Hydroxylase, Phenylethanolamine N-Methyltransferase, Catechol O-Methyltransferase, Aldehyde Dehydrogenase, and Alcohol Dehydrogenase.- 5 Enzymatic-Isotopic Assay of Histamine, Histidine, Histidine Decarboxylase, and Histamine Methyltransferase.- 6 Analysis of Amines by Mass Spectrometry: Identification and Quantitation of Trace Amines at the Picomole Level.- Section III Components of Neural Tissues: Proteins, Lipids.- 7 Highly Purified Neurophysin Proteins Free of Hormonal Activities.- 8 The Preparation of Nerve Growth Factor.- 9 Radioactive Immunoassay for Nerve Growth Factor.- 10 Recent Methods for the Separation and Analysis of Central Nervous System Glycoproteins.- 11 Preparation of Proteolipids.- 12 Methods for Isolation and Analysis of Gangliosides.- 13 Preparation and Determination of Cerebrosides.