An introduction to receptors, C.W. Taylor and S.C.R. Lummis; background to receptor mapping and future trends, M.J. Kuhar; analysis of receptors by radioligand binding, M. Keen and J. MacDermot; autoradiographic techniques, A.L. Hudson; in vitro autoradiographic localizaiton and characterization of binding sites, J. Wharton et al; quantitative analysis of radioligand binding autoradiographs, D.G. Baskin; autoradiographic localization of receptors at the electron microscopic level, A. Beaudet; analysis of receptor expression by in situ hybridization histochemistry, G. Mengod and and T. Vilaro; autoradiographic analysis of excitory amino-acid receptor, D.T. Monaghan; autoradiography of 5-HT receptors, C. Waeber and J.M. Palacios; autoradiographic visualization of dopaminergic receptors, M.S. Lidow; autoradiographic analysis of adenosine receptors, J.-L. Daval; neuropeptide and growth factor receptor autoradiography, R. Quiron et al; neuronal nicotinic acetycholine acetylcholine receptors, E.S. Deneris; localization and regulation of B-adrenoceptor subtypes.