Angiogenesis in Health and Disease

Angiogenesis in Health and Disease PDF

Author: Michael E. Maragoudakis

Publisher: Springer Science & Business Media

Published: 2012-12-06

Total Pages: 376

ISBN-13: 1461533589

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Angiogenesis describes the formation of new blood vessels, which arise as outgrowths from existing vessels. In many physiological processes such as ovulation and wound healing angiogenesis is involved for a relatively short time. Otherwise under normal physiological conditions in the adult organism angiogenesis is an extremely slow process. By contrast in certain disease states such as diabetic retinopathy, arthritis, chronic inflammation, hemangiomas, etc., angiogenesis persists and contributes to the pathology of these disease states. Some 50 such "angiogenic diseases" have been described where angiogeneSiS is involved. Also in tumor growth and metastasis angiogenesis is an essential process and precedes neoplastic transformation. Hence, angiogenesis could become an important diagnostic tool and a target for developing therapeutic agents. This book contains the proceedings of the NATO Advanced Study Institute on "Angiogenesis in Health and Disease" held in Porto Hydra, Greece, from June 16-27, 1991. This meeting was a comprehensive review of endothelial cell biology and endothelial cell phenotypic and functional heterogeneity in relation to angiogenesis under physiological and pathological conditions. Numerous in vitro and in vivo models were presented, which are used to study angiogenesis at the molecular and cellular levels and to evaluate chemical compounds or naturally occuring substances for their effect on angiogenesis. The presentations and discussions at this meeting provided an opportunity for the basic science and the clinical disciplines to meet, exchange information and provide future research directions for many investigators engaged in the study of angiogenesis.

Biochemical Basis and Therapeutic Implications of Angiogenesis

Biochemical Basis and Therapeutic Implications of Angiogenesis PDF

Author: Jawahar Mehta

Publisher: Springer Science & Business Media

Published: 2013-03-29

Total Pages: 536

ISBN-13: 1461458579

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Angiogenesis is a highly complex phenomenon where new blood vessels are formed for the supply of oxygen and nutrients in different organs of the body. It plays a critical role in both physiological processes such as growth and development as well as pathological processes including cancer and different types of tumors. Angiogenesis is also essential for the regeneration and survival of cells in several disease conditions such as ischemic heart disease (myocardial infarction), atherosclerosis, brain injury (stroke) and diabetes. Since the mechanisms of angiogenesis are organ specific and differ among various diseases, it is proposed to devote one section of this book to the development of angiogenesis in some selected diseases such as cancer, ischemic heart disease, atherosclerosis, diabetes and stroke. It is pointed out that extensive research work in this regard has been carried out in the area of cancer and heart disease, whereas relatively less attention has been paid to studying angiogenesis in other disease conditions.

Angiogenesis

Angiogenesis PDF

Author: Thomas H. Adair

Publisher: Morgan & Claypool Publishers

Published: 2011

Total Pages: 85

ISBN-13: 1615043306

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Angiogenesis is the growth of blood vessels from the existing vasculature. The field of angiogenesis has grown enormously in the past 30 years, with only 40 papers published in 1980 and nearly 6000 in 2010. Why has there been this explosive growth in angiogenesis research? Angiogenic therapies provide a potential to conquer cancer, heart diseases, and more than 70 of life's most threatening medical conditions. The lives of at least 1 billion people worldwide could be improved with angiogenic therapy, according to the Angiogenesis Foundation. In this little book, we provide a simple approach to understand the essential elements of the angiogenic process, we critique the most powerful angiogenesis assays that are used to discover proangiogenic and antiangiogenic substances, and we provide an in-depth physiological perspective on how angiogenesis is regulated in normal, healthy tissues of the human body. All tissues of the body require a continuous supply of oxygen to burn metabolic substrates that are needed for energy. Oxygen is conducted to these tissues by blood capillaries: more capillaries can improve tissue oxygenation and thus enhance energy production; fewer capillaries can lead to hypoxia and even anoxia in the tissues. This means that angiogenic therapies designed to control the growth and regression of blood capillaries can be used to improve the survival of poorly perfused tissues that are essential to the body (heart, brain, skeletal muscle, etc.) and to rid the body of unwanted tissues (tumors). Table of Contents: Overview of Angiogenesis / Angiogenesis Assays / Regulation: Metabolic Factors / Regulation: Mechanical Factors / Glossary / References / Author Biographies

Angiogenesis in Health, Disease and Malignancy

Angiogenesis in Health, Disease and Malignancy PDF

Author: Ali Salajegheh

Publisher: Springer

Published: 2016-03-10

Total Pages: 421

ISBN-13: 3319281402

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This book is about “Angiogenesis”. A process in which new vasculature is formed from pre-existing capillaries. Angiogenesis process is associated with the proliferation and growth of both physiologically normal and neoplastic tissues, through the formation of vascular supply, essential for delivering growth requirements such as oxygen and nutrients. The book describes more than 100 genes and their key regulatory functions in the context of normal healthy condition, disease and malignancy, cancer proliferation and progression. New insights into the role of angiogenesis and the therapeutic inhibition of its regulators are investigated, due to the great potential for exploitation in the development of a novel treatment for cancer. New scientists, junior researchers and biomedical science students will find this book an invaluable introductory reference to their insight about angiogenesis and angiogenic role of more than 100 angiogenes and their role in healthy, disease and malignant conditions.

Inflammation and the Microcirculation

Inflammation and the Microcirculation PDF

Author: D. Neil Granger

Publisher: Morgan & Claypool Publishers

Published: 2010

Total Pages: 99

ISBN-13: 1615041656

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The microcirculation is highly responsive to, and a vital participant in, the inflammatory response. All segments of the microvasculature (arterioles, capillaries, and venules) exhibit characteristic phenotypic changes during inflammation that appear to be directed toward enhancing the delivery of inflammatory cells to the injured/infected tissue, isolating the region from healthy tissue and the systemic circulation, and setting the stage for tissue repair and regeneration. The best characterized responses of the microcirculation to inflammation include impaired vasomotor function, reduced capillary perfusion, adhesion of leukocytes and platelets, activation of the coagulation cascade, and enhanced thrombosis, increased vascular permeability, and an increase in the rate of proliferation of blood and lymphatic vessels. A variety of cells that normally circulate in blood (leukocytes, platelets) or reside within the vessel wall (endothelial cells, pericytes) or in the perivascular space (mast cells, macrophages) are activated in response to inflammation. The activation products and chemical mediators released from these cells act through different well-characterized signaling pathways to induce the phenotypic changes in microvessel function that accompany inflammation. Drugs that target a specific microvascular response to inflammation, such as leukocyte-endothelial cell adhesion or angiogenesis, have shown promise in both the preclinical and clinical studies of inflammatory disease. Future research efforts in this area will likely identify new avenues for therapeutic intervention in inflammation. Table of Contents: Introduction / Historical Perspectives / Anatomical Considerations / Impaired Vasomotor Responses / Capillary Perfusion / Angiogenesis / Leukocyte-Endothelial Cell Adhesion / Platelet-Vessel Wall Interactions / Coagulation and Thrombosis / Endothelial Barrier Dysfunction / Epilogue / References

Angiogenesis and Vascularisation

Angiogenesis and Vascularisation PDF

Author: Józef Dulak

Publisher: Springer Science & Business Media

Published: 2014-02-10

Total Pages: 414

ISBN-13: 3709114284

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The book presents the overview of the current knowledge in some fields of vascular biology, addressing cellular and molecular aspects of blood-vessel formation and their role in health and disease. The major factors involved in the formation of blood vessels are presented by scientists actively involved in this area of research. Special emphasis is put on the presentation of various molecular mechanisms not addressed in similar works to date. The book is divided into three parts. The first part describes the cells and mediators in angiogenesis. The significance of various populations of potential endothelial progenitors is particularly highlighted. The chapters of the second part focus on molecular mechanisms, with special emphasis on the role of hypoxia, gasotransmitters and reactive oxygen species as well as microRNAs in regulation of angiogenic processes. In the third part, the pathological aspects of disturbed – aggravated or impaired – vascularization are discussed and new modalities for potential therapies are presented. The book is intended for scientists and PhD students in the fields of vascular biology and cancer research. It may be of interest for medical professionals in the fields of cardiovascular disease, diabetes, oncology and rheumatoid arthritis.

Angiogenesis in Health and Disease

Angiogenesis in Health and Disease PDF

Author: Gabor M. Rubanyi

Publisher: CRC Press

Published: 1999-11-16

Total Pages: 576

ISBN-13: 9780824781026

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Outlines strategies for stimulating capillary formation in hypoxia and ischemia and inhibiting it in cancer, diabetes, and chronic inflammation. This state-of-the-science reference highlights recent progress in the ways to promote formation of new blood vessels in ischemic/hypoxic tissue and the means to stifle capillary growth and development in solid tumors, diabetic retinopathy, and chronic immuno/inflammatory disorders such as rheumatoid arthritis and psoriasis. Emphasizes practical clinical applications derived from the latest angiogenesis research. Written by over 80 leading international experts, Angiogenesis in Health and Disease examines new angiogenic regulators such as angiopoietins and TIE-receptors describes angiogenic genes such as thymosine B-4, EDG-1, and ARNT proteins analyzes the role of vascular endothelial growth factor (VEGF) in capillary sprouting investigates behaviors of endogenous agents of angiogenesis, including cytokines, hormones, chemokines, and peptide and hematopoietic growth factors explores mechanisms for ameliorating or preventing vascular occlusive disease by induction of collateral artery growth explains differences in conditions that prompt angiogenesis and arteriogenesis reviews transgenic and knock-out mice, receptor protein mutations, and other emerging technologies evaluates angiogenic inhibitors such as angiostatin and endostatin and more! Containing over 3000 references, tables, drawings, and photographs, Angiogenesis in Health and Disease deserves a prominent place on the bookshelves of cardiologists, oncologists, physiologists, hematologists, molecular and cell biologists, biochemists, pharmacologists, rheumatologists, vascular surgeons, and upper-level undergraduate, graduate, and medical school students in these disciplines.

Angiogenesis Assays

Angiogenesis Assays PDF

Author: Carolyn A. Staton

Publisher: John Wiley & Sons

Published: 2007-01-11

Total Pages: 410

ISBN-13: 047002934X

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Angiogenesis, the development of new blood vessels from the existing vasculature, is essential for physiological growth and over 18,000 research articles have been published describing the role of angiogenesis in over 70 different diseases, including cancer, diabetic retinopathy, rheumatoid arthritis and psoriasis. One of the most important technical challenges in such studies has been finding suitable methods for assessing the effects of regulators of eh angiogenic response. While increasing numbers of angiogenesis assays are being described both in vitro and in vivo, it is often still necessary to use a combination of assays to identify the cellular and molecular events in angiogenesis and the full range of effects of a given test protein. Although the endothelial cell - its migration, proliferation, differentiation and structural rearrangement - is central to the angiogenic process, it is not the only cell type involved. the supporting cells, the extracellular matrix and the circulating blood with its cellular and humoral components also contribute. In this book, experts in the use of a diverse range of assays outline key components of these and give a critical appraisal of their strengths and weaknesses. Examples include assays for the proliferation, migration and differentiation of endothelial cells in vitro, vessel outgrowth from organ cultures, assessment of endothelial and mural cell interactions, and such in vivo assays as the chick chorioallantoic membrane, zebrafish, corneal, chamber and tumour angiogenesis models. These are followed by a critical analysis of the biological end-points currently being used in clinical trials to assess the clinical efficacy of anti-angiogenic drugs, which leads into a discussion of the direction future studies should take. This valuable book is of interest to research scientists currently working on angiogenesis in both the academic community and in the biotechnology and pharmaceutical industries. Relevant disciplines include cell and molecular biology, oncology, cardiovascular research, biotechnology, pharmacology, pathology and physiology.

Angiogenesis in Health and Disease

Angiogenesis in Health and Disease PDF

Author: Gabor M. Rubanyi

Publisher: CRC Press

Published: 1999

Total Pages: 576

ISBN-13: 9780429074653

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Outlines strategies for stimulating capillary formation in hypoxia and ischemia and inhibiting it in cancer, diabetes, and chronic inflammation. This state-of-the-science reference highlights recent progress in the ways to promote formation of new blood vessels in ischemic/hypoxic tissue and the means to stifle capillary growth and development in solid tumors, diabetic retinopathy, and chronic immuno/inflammatory disorders such as rheumatoid arthritis and psoriasis. Emphasizes practical clinical applications derived from the latest angiogenesis research. Written by over 80 leading international experts, Angiogenesis in Health and Diseaseexamines new angiogenic regulators such as angiopoietins and TIE-receptors describes angiogenic genes such as thymosine B-4, EDG-1, and ARNT proteins analyzes the role of vascular endothelial growth factor (VEGF) in capillary sprouting investigates behaviors of endogenous agents of angiogenesis, including cytokines, hormones, chemokines, and peptide and hematopoietic growth factors explores mechanisms for ameliorating or preventing vascular occlusive disease by induction of collateral artery growth explains differences in conditions that prompt angiogenesis and arteriogenesis reviews transgenic and knock-out mice, receptor protein mutations, and other emerging technologies evaluates angiogenic inhibitors such as angiostatin and endostatin and more!Containing over 3000 references, tables, drawings, and photographs, Angiogenesis in Health and Disease deserves a prominent place on the bookshelves of cardiologists, oncologists, physiologists, hematologists, molecular and cell biologists, biochemists, pharmacologists, rheumatologists, vascular surgeons, and upper-level undergraduate, graduate, and medical school students in these disciplines.

Molecular Mechanisms of Angiogenesis

Molecular Mechanisms of Angiogenesis PDF

Author: Jean-Jacques Feige

Publisher: Springer

Published: 2014-05-27

Total Pages: 501

ISBN-13: 281780466X

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Angiogenesis is a multi-stage process that drives the generation of new blood and lymphatic vessels from pre-existing ones. It is highly active during embryogenesis, largely inactive during adulthood but reactivated during wound healing and under a number of pathological conditions including cancer and ocular diseases. In addition to endothelial cells, which line the walls of the vessels, several other cell types (pericytes, macrophages, progenitor cells...) also contribute to angiogenesis. A number of signaling pathways are activated and very finely tune the delicate morphogenetic events that ultimately lead to the formation of stable blood proof neovessels. This book reviews recent advances in our understanding of the molecular and cellular mechanisms of angiogenesis, with a focus on how to integrate these observations into the context of developmental, post-natal and pathological neovascularization. The book was published under the auspices of the French Angiogenesis Society. Most contributors are prominent members of this Society or international researchers who have actively contributed to the Annual Meetings of the Society.