Critical Role of Aberrant Angiogenesis in the Development of Tumor Hypoxia and Associated Radioresistance

Newly formed microvessels in most solid tumors show an abnormal morphology and thus do not fulfil the metabolic demands of the growing tumor mass. Due to the chaotic and heterogeneous tumor microcirculation, a hostile tumor microenvironment develops, that is characterized inter alia by local hypoxia...

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Main Authors: Gabriele Multhoff, Jürgen Radons, Peter Vaupel
Format: Article
Language:English
Published: MDPI AG 2014-04-01
Series:Cancers
Subjects:
Online Access:http://www.mdpi.com/2072-6694/6/2/813
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author Gabriele Multhoff
Jürgen Radons
Peter Vaupel
author_facet Gabriele Multhoff
Jürgen Radons
Peter Vaupel
author_sort Gabriele Multhoff
collection DOAJ
description Newly formed microvessels in most solid tumors show an abnormal morphology and thus do not fulfil the metabolic demands of the growing tumor mass. Due to the chaotic and heterogeneous tumor microcirculation, a hostile tumor microenvironment develops, that is characterized inter alia by local hypoxia, which in turn can stimulate the HIF-system. The latter can lead to tumor progression and may be involved in hypoxia-mediated radioresistance of tumor cells. Herein, cellular and molecular mechanisms in tumor angiogenesis are discussed that, among others, might impact hypoxia-related radioresistance.
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spelling doaj.art-8bb673e7490342b5841bcde296e463e82023-08-02T00:55:56ZengMDPI AGCancers2072-66942014-04-016281382810.3390/cancers6020813cancers6020813Critical Role of Aberrant Angiogenesis in the Development of Tumor Hypoxia and Associated RadioresistanceGabriele Multhoff0Jürgen Radons1Peter Vaupel2Department of Radiotherapy and Radiation Oncology, Klinikum rechts der Isar, Technische Universität München, Ismaninger Straße 22, 81675 Munich, GermanyGmbH, Munich, Ismaningerstr. 22, 81675 Munich, GermanyDepartment of Radiotherapy and Radiation Oncology, Klinikum rechts der Isar, Technische Universität München, Ismaninger Straße 22, 81675 Munich, GermanyNewly formed microvessels in most solid tumors show an abnormal morphology and thus do not fulfil the metabolic demands of the growing tumor mass. Due to the chaotic and heterogeneous tumor microcirculation, a hostile tumor microenvironment develops, that is characterized inter alia by local hypoxia, which in turn can stimulate the HIF-system. The latter can lead to tumor progression and may be involved in hypoxia-mediated radioresistance of tumor cells. Herein, cellular and molecular mechanisms in tumor angiogenesis are discussed that, among others, might impact hypoxia-related radioresistance.http://www.mdpi.com/2072-6694/6/2/813tumor angiogenesistumor microcirculationtumor hypoxiahypoxia-inducible factor (HIF)radioresistancehypoxia modifiers
spellingShingle Gabriele Multhoff
Jürgen Radons
Peter Vaupel
Critical Role of Aberrant Angiogenesis in the Development of Tumor Hypoxia and Associated Radioresistance
Cancers
tumor angiogenesis
tumor microcirculation
tumor hypoxia
hypoxia-inducible factor (HIF)
radioresistance
hypoxia modifiers
title Critical Role of Aberrant Angiogenesis in the Development of Tumor Hypoxia and Associated Radioresistance
title_full Critical Role of Aberrant Angiogenesis in the Development of Tumor Hypoxia and Associated Radioresistance
title_fullStr Critical Role of Aberrant Angiogenesis in the Development of Tumor Hypoxia and Associated Radioresistance
title_full_unstemmed Critical Role of Aberrant Angiogenesis in the Development of Tumor Hypoxia and Associated Radioresistance
title_short Critical Role of Aberrant Angiogenesis in the Development of Tumor Hypoxia and Associated Radioresistance
title_sort critical role of aberrant angiogenesis in the development of tumor hypoxia and associated radioresistance
topic tumor angiogenesis
tumor microcirculation
tumor hypoxia
hypoxia-inducible factor (HIF)
radioresistance
hypoxia modifiers
url http://www.mdpi.com/2072-6694/6/2/813
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