Vitamin D

Evolution, Biologic Functions, and Recommended Dietary Allowances for Vitamin D.- Photobiology of Vitamin D.- Functional Metabolism and Molecular Biology of Vitamin D Action.- Metabolism and Catabolism of Vitamin D, Its Metabolites, and Clinically Relevant Analogs.- The Enzymes Responsible for Metabolizing Vitamin D.- The Vitamin D Binding Protein and Its Clinical Significance.- Molecular Biology of the Vitamin D Receptor.- Vitamin D Receptor Translocation.- Molecular Recognition and Structure-Activity Relations in Vitamin D-Binding Protein andVitamin D Receptor.- Mechanisms of Action of 1,25-Dihydroxyvitamin D3 on Intestinal Calcium Absorption and Renal Calcium Transport.- Biologic and Molecular Effects of Vitamin D on Bone.- Nongenomic Rapid Effects of Vitamin D.- Noncalcemic Actions of 1,25-Dihydroxyvitamin D3 and Clinical Implications.- Regulation of Parathyroid Hormone Gene Expression and Secretion by Vitamin D.- Vitamin D Assays and Their Clinical Utility.- Rickets and Vitamin D Deficiency.- Vitamin D and Bone Health in Adults and the Elderly.- Inherited Defects of Vitamin D Metabolism.- Molecular Defects in the Vitamin D Receptor Associated with Hereditary 1,25-Dihydroxyvitamin D-Resistant Rickets.- Extrarenal Production of 1,25-Dihydroxyvitamin D and Clinical Implications.- Clinical Utility of 1,25-Dihydroxyvitamin D3 and Its Analogs for the Treatment of Psoriasis and Other Skin Diseases.- Epidemiology of Cancer Risk and Vitamin D.- Chemotherapeutic and Chemopreventive Actions of Vitamin D3 Metabolites and Analogs.- Vitamin D and Breast Cancer.- Anticancer Activity of Vitamin D Analogs.