- •Preface
- •Contents
- •Contributors
- •1: Living with Diabetic Retinopathy: The Patient’s View
- •My Patient Experience
- •Others’ Experiences
- •Photos of the Meaning of Diabetes
- •References
- •2: Diabetic Retinopathy Screening: Progress or Lack of Progress
- •Definitions of Screening for Diabetic Retinopathy
- •Studies Reporting the Prevalence of Diabetic Retinopathy
- •Reports on Blindness and Visual Impairment
- •Is There Evidence That Treatment for Sight-Threatening Diabetic Retinopathy Is Effective and Agreed Universally?
- •The Evidence That Diabetic Retinopathy Can Be Prevented or the Rate of Deterioration Reduced by Improved Control of Blood Glucose, Blood Pressure and Lipid Levels, and by Giving Up Smoking
- •The Evidence that Laser Treatment Is Effective
- •The Evidence That Vitrectomy for More Advanced Disease Is Effective
- •Progress of Lack of Progress in Screening for Diabetic Retinopathy in Different Parts of the World
- •References
- •3: Functional/Neural Mapping Discoveries in the Diabetic Retina: Advancing Clinical Care with the Multifocal ERG
- •Introduction
- •The Diabetes Epidemic
- •Current Treatment Focus
- •Vasculopathy and Neuropathy of the Retina
- •The Early Efforts
- •Some Breakthroughs
- •Predictive Models of Visible Retinopathy Onset at Specific Locations
- •How Is the mfERG Measured and What is it Measuring?
- •Where Are These Neural Signals Generated in the Retina?
- •Some Key Results
- •Adolescents and Adult Diabetes
- •Type 1 vs. Type 2: Differences in Retinal Function
- •References
- •4: Corneal Diabetic Neuropathy
- •Introduction
- •Corneal Confocal Microscopy
- •Corneal Nerves and Diabetes
- •Conclusion
- •References
- •5: Clinical Phenotypes of Diabetic Retinopathy
- •Natural History
- •MA Formation and Disappearance Rates
- •Alteration of the Blood–Retinal Barrier
- •Retinal Capillary Closure
- •Multimodal Macula Mapping
- •Clinical Retinopathy Phenotypes
- •Relevance for Clinical Trial Design
- •Relevance for Clinical Management
- •Targeted Treatments
- •References
- •6: Visual Psychophysics in Diabetic Retinopathy
- •Introduction
- •Visual Acuity
- •Color Vision
- •Contrast Sensitivity
- •Macular Recovery Function (Nyctometry)
- •Perimetry
- •Microperimetry (Fundus-Related Perimetry)
- •Conclusion
- •References
- •7: Mechanisms of Blood–Retinal Barrier Breakdown in Diabetic Retinopathy
- •The Protective Barriers of the Retina
- •The Inner and the Outer BRB
- •Inflammation and BRB Permeability
- •Leukocyte Mediators of Vascular Leakage
- •Other Mediators of Leukocyte Recruitment in DR
- •Structural Compromise of the BRB
- •Vascular Endothelial Growth Factor
- •Anti-VEGF Properties of Natriuretic Peptides
- •Proposed Model of BRB Breakdown in DR
- •Key Role of AZ in VEGF-Induced Leakage
- •Azurocidin Inhibition Prevents Diabetic Retinal Vascular Leakage
- •References
- •8: Molecular Regulation of Endothelial Cell Tight Junctions and the Blood-Retinal Barrier
- •The Blood-Retinal Barrier
- •The Retinal Vascular Barrier
- •The Junctional Complex
- •ZO Proteins
- •Claudins
- •Junctional Adhesion Molecules
- •Occludin and Tricellulin
- •Vascular Permeability in Diabetic Retinopathy
- •VEGF-Induced Regulation of Endothelial Permeability
- •Occludin Phosphorylation and Permeability
- •Protein Kinase C in Regulation of Barrier Properties
- •Conclusions
- •References
- •9: Capillary Degeneration in Diabetic Retinopathy
- •Vascular Nonperfusion in Diabetes: Mechanisms
- •Molecular Causes of Capillary Degeneration
- •Unexplained Aspects of Diabetes-Induced Degeneration of Retinal Capillaries
- •What Is the Relation Between the Retinal Vasculature and Neuronal Retina Structure and Function in Diabetes?
- •Conclusion
- •References
- •10: Proteases in Diabetic Retinopathy
- •Proteases in Retinal Vasculature
- •Extracellular Proteases
- •Urokinase Plasminogen Activator System (uPA/uPAR System)
- •Matrix Metalloproteinases
- •Endogenous Inhibitors of Proteases
- •Tissue Inhibitors of Metalloproteinases (TIMPs)
- •Plasminogen Activator Inhibitors (PAI)
- •Proteases in Retinal Neovascularization
- •Tissue Inhibitor of Matrix Metalloproteinases in Retinal Neovascularization
- •Inhibition of Retinal Angiogenesis by MMP Inhibitors
- •Inhibition of Retinal Angiogenesis by Inhibitors of the uPA/uPAR System
- •Proteases in Diabetic Macular Edema
- •Conclusion
- •References
- •11: Proteomics in the Vitreous of Diabetic Retinopathy Patients
- •Introduction
- •Vitreous Anatomy
- •A Candidate Approach
- •Proteomic Approaches
- •Vitreous Acquisition
- •Sample Pre-Fractionation
- •Mass Spectrometry
- •Spectral Analysis
- •Data Analysis
- •The Vitreous Proteome
- •2-DE-Based Proteomics
- •1-DE-Based Proteomics
- •Summary and Conclusions
- •References
- •12: Neurodegeneration in Diabetic Retinopathy
- •Introduction
- •Histological Evidence
- •Early Pathology Studies
- •Histological Evidence of Apoptosis
- •Gross Morphological Changes in the Retina
- •Reductions in Numbers of Surviving Amacrine Cells
- •Retinal Ganglion Cell Loss
- •Abnormalities in Ganglion Cell Morphology
- •Centrifugal Axon Abnormalities
- •Nerve Fiber Layer Thickness
- •Biochemical Evidence of Neurodegeneration and Cell Death
- •Functional Evidence of Neurodegenerative Changes
- •Electrophysiological Evidence for Neurodegeneration
- •Optic Nerve Retrograde Transport
- •Other Changes in Visual Function
- •Summary and Conclusions
- •References
- •13: Glucose-Induced Cellular Signaling in Diabetic Retinopathy
- •Introduction
- •Cellular Targets in DR
- •Endothelial Cell (EC) Dysfunction
- •Endothelial-Pericyte Interactions
- •Endothelial-Matrix Interactions
- •Signaling Mechanisms in DR
- •Altered Vasoactive Factors
- •Alteration of Metabolic Pathways
- •Polyol Pathway
- •Hexosamine Pathway
- •Protein Kinase C Pathway
- •Activation of Other Protein Kinases
- •Mitogen-Activated Protein Kinase (MAPK)
- •Increased Oxidative Stress
- •Protein Glycation
- •Aberrant Expression of Growth Factors
- •Transcription Factors
- •Transcription Regulators
- •Concluding Remarks
- •References
- •Introduction
- •The Growth-Hormone/Insulin-Like Growth Factor Pathway in Proliferative Retinopathies
- •Proliferative Diabetic Retinopathy (PDR)
- •Retinopathy of Prematurity (ROP)
- •Animal Models of Proliferative Retinopathies
- •IGFBP-3 as a Regulator of the Growth-Hormone/ Insulin-Like Growth Factor Pathway
- •Conclusion
- •References
- •15: Neurotrophic Factors in Diabetic Retinopathy
- •Diabetic Retinopathy
- •Neurotrophic Factors
- •Neurotrophins and Others
- •Nerve Growth Factor
- •Glial-Cell-Derived Neurotrophic Factor
- •Ciliary Neurotrophic Factor
- •Anti-angiogenic Neurotrophic Factors
- •Pigment-Epithelium-Derived Factor
- •SERPINA3K
- •Brain-Derived Neurotrophic Factor
- •Fibroblast Growth Factors
- •Insulin and Insulin-Like Growth Factor 1
- •Erythropoietin
- •Vascular Endothelial Growth Factor
- •Neurotrophic Factors and the Future of DR Research
- •References
- •16: The Role of CTGF in Diabetic Retinopathy
- •Introduction
- •ECM Remodeling and Wound Healing Mechanisms in Diabetic Retinopathy
- •ECM Remodeling in PCDR
- •Wound Healing Mechanisms in PDR
- •CTGF Structure and Function
- •CTGF in the Eye
- •CTGF in Ocular Fibrosis
- •CTGF in Ocular Angiogenesis
- •CTGF in Diabetic Retinopathy
- •CTGF in BL Thickening in PCDR
- •AGEs and CTGF in BL Thickening in PCDR
- •Role of VEGF in BL Thickening
- •BL Thickening in Diabetic CTGF-Knockout Mice
- •CTGF in PDR
- •Role of CTGF and VEGF in the “Angiofibrotic Switch” in PDR
- •Conclusions
- •References
- •17: Ranibizumab and Other VEGF Antagonists for Diabetic Macular Edema
- •Introduction
- •Pathogenesis of DME and Current Standard of Care
- •Ranibizumab for DME
- •Pegaptanib for DME
- •Bevacizumab for DME
- •VEGF Trap-Eye for DME
- •Other Considerations in the Management of DME
- •Combination Treatment for DME
- •DME and Quality of Life
- •Conclusions
- •References
- •18: Neurodegeneration, Neuropeptides, and Diabetic Retinopathy
- •Introduction
- •Neuropeptides Involved in the Pathogenesis of DR
- •Glutamate
- •Angiotensin II
- •Pigment Epithelial-Derived Factor
- •Somatostatin
- •Erythropoietin
- •Docosahexaenoic Acid and Neuroprotectin D1
- •Brain-Derived Neurotrophic Factor
- •Glial Cell Line-Derived Neurotrophic Factor
- •Ciliary Neurotrophic Factor
- •Adrenomedullin
- •Concluding Remarks and Therapeutic Implications
- •References
- •19: Glial Cell–Derived Cytokines and Vascular Integrity in Diabetic Retinopathy
- •Introduction
- •The BRB Functional Unit Composed of Glial and Endothelial Cells
- •Tight Junctions Between Endothelial Cells Are Substantial Barrier of the BRB
- •Major Cytokines Derived from Glial Cells Affecting Tight Junctions of the BRB
- •VEGF
- •GDNF
- •APKAP12
- •A Possible Treatment of the Retinopathy with Retinoic Acid Analogues
- •Conclusion
- •References
- •20: Impact of Islet Cell Transplantation on Diabetic Retinopathy in Type 1 Diabetes
- •Introduction
- •What Are the Benefits and Risks of Reducing Blood Glucose?
- •On Average, 3 Years Was Required to Demonstrate the Beneficial Effect of Intensive Treatment
- •The Earlier in the Course of Diabetes That Intensive Therapy Is Initiated, Even Before the Onset of Retinopathy, the Greater the Long-Term Benefits
- •Risk Reduction in the Primary Prevention Cohort
- •Risk Reduction in the Secondary Prevention Cohort
- •There Was No Glycemic Threshold Regarding Progression of Retinopathy
- •Diabetic Ketoacidosis (DKA)
- •Efforts to Normalize Blood Glucose Are Associated with Weight Gain in People with Type 1 Diabetes
- •Connecting Peptide (C-Peptide) Responders Have Less Risk of Progression of Retinopathy
- •Effects of Improved Control on Retinopathy Were Sustained in the Long-Term
- •Quality of Life Measure
- •“Metabolic Memory”: A Phenomenon Producing a Long-Term Beneficial Influence of Early Metabolic Control on Clinical Outcomes
- •Need for a More Physiologic Glycemic Control Regimen
- •Effect of Intensive Insulin Therapy on Hypoglycemia Counterregulation
- •b Cell Function
- •Whole Pancreas Transplantation
- •Effect of SPK Transplantation on Diabetic Retinopathy
- •Islet Cell Transplantation
- •Adverse Effects of Chronic Immunosuppression
- •Effect of Islet Cell Transplantation on Retinopathy
- •References
- •Index
CONTENTS |
|
|
Preface..................................................................................................................... |
|
v |
Contributors ............................................................................................................ |
|
xiii |
Part I Living with Diabetic Retinopathy |
|
|
1 |
Living with Diabetic Retinopathy: The Patient’s View .................... |
3 |
|
Heather Stuckey |
|
Part II How Is Diabetic Retinopathy Detected? |
|
|
2 |
Diabetic Retinopathy Screening: Progress or Lack of Progress....... |
17 |
|
Peter Scanlon |
|
3 |
Functional/Neural Mapping Discoveries in the Diabetic Retina: |
|
|
Advancing Clinical Care with the Multifocal ERG.......................... |
31 |
|
Anthony J. Adams and Marcus A. Bearse Jr. |
|
Part III How Does Diabetes Affect the Eye? |
|
|
4 |
Corneal Diabetic Neuropathy ........................................................... |
45 |
|
Edoardo Midena |
|
5 |
Clinical Phenotypes of Diabetic Retinopathy................................... |
53 |
|
José Cunha-Vaz, Rui Bernardes, and Conceição Lobo |
|
6 |
Visual Psychophysics in Diabetic Retinopathy ................................ |
69 |
|
Edoardo Midena and Stela Vujosevic |
|
7 |
Mechanisms of Blood–Retinal Barrier Breakdown |
|
|
in Diabetic Retinopathy .................................................................... |
105 |
|
Ali Hafezi-Moghadam |
|
8 |
Molecular Regulation of Endothelial Cell Tight Junctions |
|
|
and the Blood-Retinal Barrier........................................................... |
123 |
|
E. Aaron Runkle, Paul M. Titchenell, and David A. Antonetti |
|
9 |
Capillary Degeneration in Diabetic Retinopathy.............................. |
143 |
|
Timothy S. Kern |
|
10 |
Proteases in Diabetic Retinopathy .................................................... |
157 |
|
Sampathkumar Rangasamy, Paul McGuire, and Arup Das |
|
11 |
Proteomics in the Vitreous of Diabetic Retinopathy Patients........... |
173 |
|
Edward P. Feener |
|
12 |
Neurodegeneration in Diabetic Retinopathy..................................... |
189 |
|
Alistair J. Barber, William F. Robinson, |
|
|
and Gregory R. Jackson |
|
xi
xii |
|
Contents |
13 |
Glucose-Induced Cellular Signaling in Diabetic Retinopathy.......... |
211 |
|
Zia A. Khan and Subrata Chakrabarti |
|
14 |
IGFBP-3 as a Regulator of the Growth-Hormone/Insulin-Like |
|
|
Growth Factor Pathway in Proliferative Retinopathies .................... |
233 |
|
Andreas Stahl, Ann Hellstrom, Chatarina Lofqvist, |
|
|
and Lois Smith |
|
15 |
Neurotrophic Factors in Diabetic Retinopathy ................................. |
245 |
|
Anne R. Murray and Jian-xing Ma |
|
16 |
The Role of CTGF in Diabetic Retinopathy..................................... |
261 |
|
R.J. van Geest, E.J. Kuiper, I. Klaassen, C.J.F. van Noorden, |
|
|
and R.O. Schlingemann |
|
Part IV How Can Vision Loss Be Limited: Experimental Therapies |
||
17 |
Ranibizumab and Other VEGF Antagonists for Diabetic |
|
|
Macular Edema................................................................................. |
289 |
|
Ben J. Kim, Diana V. Do, and Quan Dong Nguyen |
|
18 |
Neurodegeneration, Neuropeptides, and Diabetic Retinopathy........ |
307 |
|
Cristina Hernández, Marta Villarroel, and Rafael Simó |
|
19 |
Glial Cell–Derived Cytokines and Vascular Integrity in Diabetic |
|
|
Retinopathy....................................................................................... |
325 |
|
Shuichiro Inatomi, Hiroshi Ohguro, Nami Nishikiori, |
|
|
and Norimasa Sawada |
|
20 |
Impact of Islet Cell Transplantation on Diabetic Retinopathy |
|
|
in Type 1 Diabetes ............................................................................ |
339 |
|
Iain S. Begg, Garth L. Warnock, and David M. Thompson |
|
Index ......................................................................................................... |
367 |
|
CONTRIBUTORS
ANTHONY J. ADAMS • School of Optometry, University of California, Berkeley, CA, USA
DAVID A. ANTONETTI • Departments of Cellular and Molecular Physiology and Ophthalmology, Penn State College of Medicine, Hershey, PA, USA
ALISTAIR J. BARBER • Departments of Ophthalmology and Cellular and Molecular Physiology, Penn State College of Medicine, Hershey, PA, USA
MARCUS A. BEARSE JR. • School of Optometry, University of California, Berkeley, CA, USA
IAIN S. BEGG • Department of Ophthalmology and Visual Sciences, University of British Columbia, Vancouver, BC, Canada
RUI BERNARDES • AIBILI, Azinhaga Santa Comba, Celas, Coimbra, Portugal SUBRATA CHAKRABARTI • Department of Pathology, University of Western Ontario,
London, ON, Canada
JOSÉ CUNHA-VAZ • AIBILI, Azinhaga Santa Comba, Celas, Coimbra, Portugal ARUP DAS • Division of Ophthalmology, University of New Mexico School
of Medicine, Albuquerque, NM, USA
DIANA V. DO • Wilmer Eye Institute, Johns Hopkins University, Baltimore, MD, USA EDWARD P. FEENER • Joslin Diabetes Center, Boston, MA, USA
THOMAS W. GARDNER • Department of Ophthalmology and Visual Sciences, Kellogg Eye Center, University of Michigan Medical School, Ann Arbor, MI, USA
ALI HAFEZI-MOGHADAM • Department of Radiology, Harvard Medical School, Center for Excellence in Functional and Molecular Imaging Brigham and Women’s Hospital, Boston, MA, USA
ANN HELLSTROM • Department of Ophthalmology, Harvard Medical School, Children’s Hospital Boston, Boston, MA, USA
CRISTINA HERNÁNDEZ • Diabetes Research Unit, Institut de Recerca Hospital Universitari Vall d’Hebron, Barcelona, Spain
SHUICHIRO INATOMI • Department of Ophthalmology, Sapporo Medical University School of Medicine, Sapporo, Japan
GREGORY R. JACKSON • Departments of Ophthalmology and Neural and Behavioral Sciences, Penn State College of Medicine, Hershey, PA, USA
TIMOTHY S. KERN • Departments of Medicine and Ophthalmology, Case Western Reserve University, Cleveland, OH, USA
ZIA A. KHAN • Department of Pathology, University of Western Ontario, London, ON, Canada
BEN J. KIM • Wilmer Eye Institute, Johns Hopkins University, Baltimore, MD, USA
I.KLAASSEN • Department of Ophthalmology, Ocular Angiogenesis Group, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
xiii
xiv |
Contributors |
E.J. KUIPER • Department of Ophthalmology, Ocular Angiogenesis Group, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
CONCEIÇÃO LOBO • AIBILI, Azinhaga Santa Comba, Celas, Coimbra, Portugal CHATARINA LOFQVIST • Department of Ophthalmology, Harvard Medical School,
Children’s Hospital Boston, Boston, MA, USA
JIAN-XING MA • Department of Physiology, University of Oklahoma Health Sciences Center, Oklahoma City, OK, USA
PAUL MCGUIRE • Department of Cell Biology and Physiology, University of New Mexico School of Medicine, Albuquerque, NM, USA
EDOARDO MIDENA • Department of Ophthalmology, University of Padova, Padova, Italy and Fondazione GB Bietti per l’Oftalmologia IRCSS, Rome, Italy
ANNE R. MURRAY • Department of Physiology, University of Oklahoma Health Sciences Center, Oklahoma City, OK, USA
QUAN DONG NGUYEN • Wilmer Eye Institute, Johns Hopkins University, Baltimore, MD, USA
NAMI NISHIKIORI • Department of Ophthalmology, Sapporo Medical University School of Medicine, Sapporo, Japan
HIROSHI OHGURO • Department of Ophthalmology, Sapporo Medical University School of Medicine, Sapporo, Japan
SAMPATHKUMAR RANGASAMY • Department of Cell Biology and Physiology, University of New Mexico School of Medicine, Albuquerque, NM, USA WILLIAM F. ROBINSON • Departments of Ophthalmology, Penn State College
of Medicine, Hershey, PA, USA
E. AARON RUNKLE • Department of Pathology,, Penn State College of Medicine, Hershey, PA, USA
NORIMASA SAWADA • Department Pathology, Sapporo Medical University School of Medicine, Sapporo, Japan
PETER SCANLON • Harris Manchester College, University of Oxford, Oxford, UK R.O. SCHLINGEMANN • Department of Ophthalmology, Ocular Angiogenesis Group,
Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
RAFAEL SIMÓ • Diabetes Research Unit, Institut de Recerca Hospital Universitari Vall d’Hebron, Barcelona, Spain
LOIS SMITH • Department of Ophthalmology, Harvard Medical School, Children’s Hospital Boston, Boston, MA, USA
ANDREAS STAHL • Department of Ophthalmology, Harvard Medical School, Children’s Hospital Boston, Boston, MA, USA
HEATHER STUCKEY • Department of Medicine, Penn State University College of Medicine, Hershey, PA, USA
DAVID M. THOMPSON • Department of Medicine, University of British Columbia, Vancouver, BC, Canada
PAUL M. TITCHENELL • Department of Cellular & Molecular Physiology,, Penn State College of Medicine, Hershey, PA, USA
Contributors |
xv |
R.J. VAN GEEST • Department of Ophthalmology, Ocular Angiogenesis Group, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
C.J.F. VAN NOORDEN • Department Cell Biology and Histology, Ocular Angiogenesis Group, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
MARTA VILLARROEL • Diabetes Research Unit, Institut de Recerca Hospital Universitari Vall d’Hebron, Barcelona, Spain
STELA VUJOSEVIC • Department of Ophthalmology, University of Padova, Padova, ItalyFondazione GB Bietti per l’Oftalmologia IRCSS, Rome, Italy
GARTH L. WARNOCK • Department of Surgery, University of British Columbia, Vancouver, BC, Canada
Part I
Living with Diabetic Retinopathy
