Cover; Contents; Chapter 1. Structure and Regulation of G Protein-Coupled Receptors: The ß2-Adrenergic Receptor as a Model; I. Introduction; II. Primary Sequence Analysis of G Protein-Coupled Receptors; III. Regulation of Receptor-Mediated Transmembrane Signaling; IV. Conclusions; References; Chapter 2. Cellular and Molecular Mechanisms in the Regulation and Function of Osteoclasts; I. Introduction; II. Molecular Mechanisms of Osteoclastic Bone Resorption; III. Cellular and Hormonal Regulation of Bone Resorption; References; Chapter 3. Expression and Function of the Calcitonin Gene Products.

I. Molecular BiologyII. Chemistry; III. Endocrinology; IV. Pharmacology; V. Conclusions and Future Perspectives; References; Chapter 4. Pantothenic Acid in Health and Disease; I. Introduction; II. Pantothenic Acid; III. Pantothenic Acid in Biological Systems; IV. Coenzyme A in Biological Systems; V. Altered Pantothenate Metabolism; VI. Other Roles of Pantothenic Acid; VII. Summary; References; Chapter 5. Biochemical and Physiological Functions of Pyrroloquinoline Quinone; I. Introduction; II. Occurrence and Distribution of PQQ.

III. Pyrroloquinoline Quinone as a Growth-Stimulating Substance for MicroorganismsIV. Production of PQQ; V. Structure and Enzymatic Properties of Quinoprotein Dehydrogenase; VI. Coupling of Quinoprotein Dehydrogenase to the Respiratory Chain; VII. Physiological Role of PQQ in Mammals; References; Index.