A. Introduction.- I. Alfred Kohn and the Concept of Paraganglionic Cells and Tissues.- II. Max Watzka's Review on Paraganglia.- III. Notes on Terminology.- IV. Paraganglia and the APUD Cell Concept.- V. Paraganglia and the Concept of Paraneurons.- B. Morphological and Histochemical Methods for the Study of Paraganglionic Cells.- I. Fine Structural Morphology and Electron Microscopic Cytochemistry of Catecholamines.- II. Light Microscopic Methods for the Study of Paraganglionic Cells.- III. Immunocytochemistry of Enzymes Involved in Catecholamine Synthesis.- IV. Staining Methods for Proteins.- V. Quinacrine Fluorescence.- C. General Morphology of Paraganglionic Cells and Tissues.- I. The Chromaffin (Paraganglionic) Cell.- II. Sustentacular Cells.- III. Composition of Paraganglionic Tissue.- IV. Histochemistry of Paraganglionic Tissue.- V. Autoradiographic Studies on Paraganglionic Cells.- IV. Hormones in Paraganglionic Cells.- D. Description of Anatomically Defined Paraganglia.- I. Paraganglia in Man and Mammals.- II. Development of Paraganglionic Tissue.- III. Postnatal Fate of Extra-Adrenal Paraganglionic Tissue.- IV. Comparative Anatomy of Paraganglia in Non-Mammalian Vertebrates.- E. Paraganglionic Cells in Sympathetic Ganglia (SIF Cells, SGC Cells).- I. Introduction.- II. Morphology.- III. Functional Considerations.- F. Paraganglionic Cells Under Experimental Conditions.- I. Tissue Culture.- II. Transplantation of Paraganglionic Cells.- IV. In Vivo Effects of Hormones and Drugs.- IV. Hypoxia.- G. Pathology.- Appendix 1: A. Kohn, 1867-1959 Life History and His Papers on Paraganglia.- Appendix 2: G. Muratori, 1909-1971 Life History and His Papers on Paraganglia.- References.- Author Index.
