Keywords:
Vitamin D.
;
Electronic books.
Type of Medium:
Online Resource
Pages:
1 online resource (2190 pages)
Edition:
3rd ed.
ISBN:
9780123819796
URL:
https://ebookcentral.proquest.com/lib/geomar/detail.action?docID=693140
DDC:
612.399
Language:
English
Note:
e9780123819789v1.pdf -- Front Cover -- Vitamin D -- Copyright -- Contents -- Preface to the 3rd Edition -- Preface to the 2nd Edition -- Preface to the 1st Edition -- Contributors -- Introduction -- Abbreviations -- Relevant Lab Values in Adults and Children -- Criteria for Vitamin D Deficiency: 25(OH)D Serum Levels -- Approximate normal ranges for serum values in adultsaaNormal ranges differ in various laboratories and these values are pro ... -- Approximate normal ranges for serum values in childrena -- Useful equivalencies of different units -- Section I -Chemistry, Metabolism, Circulation -- Chapter 1 - Historical Overview of Vitamin D -- Discovery of the Vitamins -- Discovery that Vitamin D is not a Vitamin -- Isolation and Identification of Nutritional Forms of Vitamin D -- Discovery of the Physiological Functions of Vitamin D -- Discovery of the Hormonal Form of Vitamin D -- Acknowledgments -- References -- Chapter 2 - Photobiology of Vitamin D -- Introduction -- Historical Perspective -- Photobiology of Vitamin D -- Role of Sunlight and Dietary Vitamin D in Bone Health, Overall Health, and Well-Being -- Sunlight, Vitamin D, and Skin Cancer -- Conclusion -- Acknowledgment -- References -- Chapter 3 - The Activating Enzymes of Vitamin D Metabolism (25- and 1α-Hydroxylases) -- Introduction -- General Information Regarding Vitamin D Hydroxylases -- Vitamin D3-25-Hydroxylases -- 25-Hydroxyvitamin D-1α-Hydroxylase -- Additional Topics -- References -- Chapter 4 - CYP24A1: Structure, Function, and Physiological Role -- Overview -- CYP24A1-Catalyzed Pathways -- Structure-Function Relationships -- Putative CYP24A1 Involvement in Nonclassical Systems -- Perspectives -- References -- Chapter 5 - The Vitamin D Binding Protein DBP -- Introduction -- Vitamin D Binding Protein: Protein and Gene Structure -- Functions of DBP.
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Conclusions and Perspectives -- References -- Chapter 6 - Industrial Aspects of Vitamin D -- History of Vitamin D Leading To Commercialization -- Manufacture of the Provitamins -- Irradiation of 7-Dehydrocholesterol and Ergosterol -- Metabolite Manufacture -- Analytical -- Dietary Requirements -- Economic Aspects -- Storage and Shipping -- References -- Section II -Mechanisms of Action -- Chapter 7 - The Vitamin D Receptor: Biochemical, Molecular, Biological, and Genomic Era Investigations -- Introduction -- Vitamin D Biology -- Discovery of the Vitamin D Receptor -- VDR Research: The Biochemical Era -- VDR Research: The Molecular Biological Era -- VDR Research: The Genomic Era -- VDR Chromosomal Gene: Structure and Molecular Regulation -- Concluding Comments -- Acknowledgment -- References -- Chapter 8 - Nuclear Vitamin D Receptor: Natural Ligands, Molecular Structure-Function, and Transcriptional Control of Vital ... -- Ligands, Gene Targets, and Biological Actions of Vdr -- VDR as a Member of the Nuclear Receptor Superfamily -- Molecular Structure-Function Of VDR -- Mechanisms of VDR-Mediated Control of Gene Expression -- VDR-Mediated Control of Vital Genes in Healthful Aging and Disease Prevention -- Conclusions and Perspectives -- Acknowledgment -- References -- Chapter 9 - Structural Basis for Ligand Activity in VDR -- Introduction -- Crystal Structure of hvdrΔ Bound to 1,25(Oh)2d3 -- Crystal Structure of zVDR Wild-Type LBD Bound to 1,25(OH)2D3 -- Structure of VDR LBD Complexed to Superagonist Ligands -- Structures of VDR Complexed to 2α-Substituted Analogs -- Structures of VDR With Nonsteroidal Ligands -- Structures of VDR With Analogs that Induce Structural Rearrangements -- Structural Basis for Vitamin D Receptor Antagonism -- Structure-based Design of Novel Superagonist Analogs -- Conclusion -- References.
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Chapter 10 - Coregulators of VDR-mediated Gene Expression -- Introduction -- Coactivators of VDR -- Corepressors -- Conclusion - Integrated Model of Coregulator Activity -- References -- Chapter 11 - Target Genes of Vitamin D: Spatio-temporal Interaction of Chromatin, VDR, and Response Elements -- Introduction -- Transcriptional Regulation by 1,25(OH)2D3 -- Genomic VDR-Binding sites -- VDR Target Genes -- VDR Target Gene Analysis -- Transcriptional Cycling -- Conclusion -- Acknowledgments -- References -- Chapter 12 - Epigenetic Modifications in Vitamin D Receptor-mediated Transrepression -- Introduction -- WINAC: A Novel VDR-Associating ATP-Dependent Chromatin Remodeling Complex -- E-Box Motif Negative VDRE Mediates 1,25(OH)2D3-Induced Transrepression -- Coregulator Switching at E-Box nVdres in Ligand-Dependent Transrepression by VDR -- WINAC Mediates Ligand-Induced Transrepression by VDR -- 1,25(OH)2D3-Dependent VDR Transrepression Involves CpG Site Methylation in the CYP27B1 Promoter -- Cell-Cycle-Independent DNA Demethylation During CYP27B1 Transcriptional Derepression -- MBD4 Mediates Active DNA Demethylation -- MBD4 is a Downstream Mediator in PTH Signaling-Induced Transcriptional Derepression -- Conclusion -- References -- Chapter 13 - Vitamin D and Wnt/β-Catenin Signaling -- Introduction -- WNT Signaling -- Antagonism of Wnt/β-Catenin Pathway by 1,25(OH)2D3 in Colon Cancer -- Wnt and 1,25(OH)2D3 in the Bone -- Wnt and 1,25(OH)2D3 in the Skin -- Conclusions -- References -- Chapter 14 - Vitamin D Response Element-binding Protein -- Introduction -- Current View of Steroid/Sterol Hormone Action -- New World Primates -- New World Primate-Like VItamin D Resistance in Man -- Heterogeneous Nuclear Ribonucleoproteins (hnRNPs) -- hnRNPs as Multi-Level, Multi-Site, cis-Binding Regulators of Gene Expression.
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The Estrogen Response Element Binding Protein (ERE-BP) and the Intracellular Estrogen Binding Protein (IEBP) -- Compensation for the Dominant-Negative Acting, Response Element-Binding Proteins -- Conclusion -- References -- Chapter 15 - Vitamin D Sterol/VDR Conformational Dynamics and Nongenomic Actions -- 1α,25(OH)2-Vitamin D3 (1,25(OH)2D3) Regulation of Genomic Versus Nongenomic Signaling -- Vitamin D3 Sterol (VDS) Chemistry -- 1,25(OH)2D3 Mediated Rapid, Nongenomic Responses -- The Plasma Membrane Vitamin D Receptor -- The VDR Conformational Ensemble Model -- VDR Ligand Specificity: Does an Unliganded VDR Ever Exist in Vivo? -- References -- Section III -Mineral and Bone Homeostasis -- Chapter 16 - Genetic and Epigenetic Control of the Regulatory Machinery for Skeletal Development and Bone Formation: Contrib ... -- Programs of Bone Formation -- Nuclear Organization of the Regulatory Machinery for Bone Formation -- Epigenetic Mechanism for Lineage Commitment -- Gene Expression within the Three-Dimensional Context of Nuclear Architecture -- Chromatin Remodeling Facilitates Bone-Specific and Vitamin-D-Mediated Promoter Accessibility and Integration of Regulatory ... -- Scaffolding of Regulatory Components for Combinatorial Control of Gene Expression -- Closing Remarks -- Acknowledgments -- References -- Chapter 17 - Vitamin D Regulation of Osteoblast Function -- Introduction -- Properties of Mature Osteoblasts and Osteocytes -- Major Regulatory Functions of Osteoblasts and Osteocytes and Control by the Vitamin D Endocrine System -- Effects of 1,25(OH)2D3 on Osteoblast Differentiation -- Regulation of Intracellular Signaling Pathways by 1,25(OH)2D3 -- Summary and Conclusions -- Acknowledgments -- References -- Chapter 18 - Osteoclasts -- Introduction -- References.
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Chapter 19 - Molecular Mechanisms for Regulation of Intestinal Calcium and Phosphate Absorption by Vitamin D -- An Overview of Intestinal Calcium Absorption -- Critical Role of VDR in Control of Intestinal Ca Absorption -- Can High Vitamin D Status Increase Intestinal Calcium Absorption? -- An Overview of Intestinal Phosphate Absorption -- Acknowledgments -- References -- Chapter 20 - The Calbindins: Calbindin-D28K and Calbindin-D9K and the Epithelial Calcium Channels TRPV5 and TRPV6 -- Introduction and General Considerations, The Calbindins -- Localization and Proposed Functional Significance of the Calbindins -- Regulation of Calbindin Gene Expression -- Epithelial Calcium Channels -- Conclusion -- References -- Chapter 21 - Mineralization -- Introduction -- Conclusions -- References -- Chapter 22 - Vitamin D Regulation of Type I Collagen Expression in Bone -- Introduction -- Regulation of Bone Collagen Synthesis -- Molecular Mechanisms of Regulation -- Conclusions and Perspectives -- References -- Chapter 23 - Target Genes: Bone Proteins -- Vitamin D and Skeletal Homeostasis -- Exogenous and Endogenous Sources of 1,25(OH)2D3 -- Direct Actions of Vitamin D in Bone -- Concluding Remarks -- References -- Chapter 24 - Vitamin D and the Calcium-Sensing Receptor -- Introduction -- What is the CaSR? -- Overview of Roles of CaSR and VDR in Maintaining Ca2+O Homeostasis -- The CaSR and VDR in Tissues Participating in Ca2+O Homeostasis -- The CaSR and VDR in Tissues Uninvolved in Ca2+O Homeostasis -- Polymorphisms of the CaSR and VDR and Calcium and Bone Homeostasis -- Summary and Perspectives -- References -- Chapter 25 - Effects of 1,25-Dihydroxyvitamin D3 on Voltage-Sensitive Calcium Channels in Osteoblast Differentiation and Mor ... -- Systemic and Intracellular Ca2+ Homeostasis -- Voltage-Sensitive Calcium Channels.
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1,25-Dihydroxyvitamin D3 Actions on Voltage-Sensitive Ca2+ Channels.
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