Immunoassays of catecholamines and their metabolites, M. Yoshioka; Assay of serotonin, related metabolites and tryptophan hydroxylase, C.J. Schmidt, D.M. Kuhn, W. Lovenberg; Determination of the monoamine oxidases, K.F. Tipton, M.B.H. Youdim; Histamine and its related metabolites, A. Yamatodani, H. Wada; Histamine and its related enzymes, H. Hayashi, T. Watanabe; Histamine receptors, H. Fukui, K. Yanai; Assay methods for polyamines, K. Fujita, T. Nagatsu and K. Shimpo; Quantitative methods for trace amines, D.A. Durden, B.A. Davis; Analysis of tetrahydroisoquinolines in the brain by gas chromatography/mass spectrometry, T. Niwa, M. Naoi, M. Yoshida, T. Nagatsu; Ultrasensitive enzyme immunoassay for peptides, S. Hashida, K. Tanaka, N. Yamamoto. E. Ishikawa; Analysis of neuropeptides by high-performance liquid chromatography, K. Kojima, Y. Suzuki, H. Parvez, S. Parvez, T. Nagatsu; Peptide sequence analysis, K. Takio, K. Titani; Neuropeptide-degrading peptidase, F. Checler; Peptidylglycine X-amidating enzyme, K. Mizuno, H. Matsuo; Quantative autoradiographic analysis of brain atrial natriuretic peptide receptors, S. Zorad, J.M. Saavedra; Isolated CNS preparations for studies on substance P and other neurotransmitters, H. Suzuki, M. Otsuka.