Section I: Historical Perspective. - 1 Adenosine Receptors: An Historical Perspective. - Section 2: Characterization of the Receptor and Its Binding Site. - 2 Radioligand Binding Assays for Adenosine Receptors. - 3 Structure-Activity Relationships of Adenosine A1 and A2 Receptors. - Section 3: Biochemical Mechanisms of Receptor Action. - 4 Signal Transduction Mechanisms for Adenosine. - 5 Electrophysiological Aspects of Adenosine Receptor Function. - 6 Adenosine Release. - 7 Adenosine Deaminase and [3H]Nitrobenzylthionosine as Markers of Adenosine Metabolism and Transport in Central Purinergic Systems. - Section 4: Physiological Functions of Adenosine Receptors. - 8 Adenosine and Cardiovascular Function. - 9 Adenosine and Renal Function. - 10 The Role of Adenosine in Respiratory Physiology. - 11 Adenosine in Central Nervous System Function. - Section 5: Receptor Regulation. - 12 Adenosine and Host Defense: Modulation Through Metabolism and Receptor-Mediated Mechanisms. - Section 6: Future Vistas. - 13 Adenosine Receptors: Future Vistas. Language: English