Obstructive Sleep Apnea Monocytes Exhibit High Levels of Vascular Endothelial Growth Factor Secretion, Augmenting Tumor Progression

Obstructive sleep apnea (OSA) is a syndrome characterized by repeated pauses in breathing induced by a partial or complete collapse of the upper airways during sleep. Intermittent hypoxia (IH), a hallmark characteristic of OSA, has been proposed to be a major determinant of cancer development, and p...

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Main Authors: Carolina Cubillos-Zapata, Enrique Hernández-Jiménez, José Avendaño-Ortiz, Victor Toledano, Anibal Varela-Serrano, Isabel Fernández-Navarro, Raquel Casitas, Carlos Carpio, Luis A. Aguirre, Francisco García-Río, Eduardo López-Collazo
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Mediators of Inflammation
Online Access:http://dx.doi.org/10.1155/2018/7373921
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author Carolina Cubillos-Zapata
Enrique Hernández-Jiménez
José Avendaño-Ortiz
Victor Toledano
Anibal Varela-Serrano
Isabel Fernández-Navarro
Raquel Casitas
Carlos Carpio
Luis A. Aguirre
Francisco García-Río
Eduardo López-Collazo
author_facet Carolina Cubillos-Zapata
Enrique Hernández-Jiménez
José Avendaño-Ortiz
Victor Toledano
Anibal Varela-Serrano
Isabel Fernández-Navarro
Raquel Casitas
Carlos Carpio
Luis A. Aguirre
Francisco García-Río
Eduardo López-Collazo
author_sort Carolina Cubillos-Zapata
collection DOAJ
description Obstructive sleep apnea (OSA) is a syndrome characterized by repeated pauses in breathing induced by a partial or complete collapse of the upper airways during sleep. Intermittent hypoxia (IH), a hallmark characteristic of OSA, has been proposed to be a major determinant of cancer development, and patients with OSA are at a higher risk of tumors. Both OSA and healthy monocytes have been found to show enhanced HIF1α expression under IH. Moreover, these cells under IH polarize toward a tumor-promoting phenotype in a HIF1α-dependent manner and influence tumor growth via vascular endothelial growth factor (VEGF). Monocytes from patients with OSA increased the tumor-induced microenvironment and exhibited an impaired cytotoxicity in a 3D tumor in vitro model as a result of the increased HIF1α secretion. Adequate oxygen restoration both in vivo (under continuous positive airway pressure treatment, CPAP) and in vitro leads the monocytes to revert the tumor-promoting phenotype, demonstrating the plasticity of the innate immune system and the oxygen recovery relevance in this context.
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institution Kabale University
issn 0962-9351
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language English
publishDate 2018-01-01
publisher Wiley
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series Mediators of Inflammation
spelling doaj-art-9a4fdaca3fd241818ac3347d8bb3310c2025-02-03T05:45:52ZengWileyMediators of Inflammation0962-93511466-18612018-01-01201810.1155/2018/73739217373921Obstructive Sleep Apnea Monocytes Exhibit High Levels of Vascular Endothelial Growth Factor Secretion, Augmenting Tumor ProgressionCarolina Cubillos-Zapata0Enrique Hernández-Jiménez1José Avendaño-Ortiz2Victor Toledano3Anibal Varela-Serrano4Isabel Fernández-Navarro5Raquel Casitas6Carlos Carpio7Luis A. Aguirre8Francisco García-Río9Eduardo López-Collazo10The Innate Immune Response Group, Tumor Immunology Lab, IdiPAZ, La Paz University Hospital, Madrid, SpainThe Innate Immune Response Group, Tumor Immunology Lab, IdiPAZ, La Paz University Hospital, Madrid, SpainThe Innate Immune Response Group, Tumor Immunology Lab, IdiPAZ, La Paz University Hospital, Madrid, SpainThe Innate Immune Response Group, Tumor Immunology Lab, IdiPAZ, La Paz University Hospital, Madrid, SpainThe Innate Immune Response Group, Tumor Immunology Lab, IdiPAZ, La Paz University Hospital, Madrid, SpainCenter for Biomedical Research Network of Respiratory Diseases (CIBERES), Madrid, SpainCenter for Biomedical Research Network of Respiratory Diseases (CIBERES), Madrid, SpainCenter for Biomedical Research Network of Respiratory Diseases (CIBERES), Madrid, SpainThe Innate Immune Response Group, Tumor Immunology Lab, IdiPAZ, La Paz University Hospital, Madrid, SpainCenter for Biomedical Research Network of Respiratory Diseases (CIBERES), Madrid, SpainThe Innate Immune Response Group, Tumor Immunology Lab, IdiPAZ, La Paz University Hospital, Madrid, SpainObstructive sleep apnea (OSA) is a syndrome characterized by repeated pauses in breathing induced by a partial or complete collapse of the upper airways during sleep. Intermittent hypoxia (IH), a hallmark characteristic of OSA, has been proposed to be a major determinant of cancer development, and patients with OSA are at a higher risk of tumors. Both OSA and healthy monocytes have been found to show enhanced HIF1α expression under IH. Moreover, these cells under IH polarize toward a tumor-promoting phenotype in a HIF1α-dependent manner and influence tumor growth via vascular endothelial growth factor (VEGF). Monocytes from patients with OSA increased the tumor-induced microenvironment and exhibited an impaired cytotoxicity in a 3D tumor in vitro model as a result of the increased HIF1α secretion. Adequate oxygen restoration both in vivo (under continuous positive airway pressure treatment, CPAP) and in vitro leads the monocytes to revert the tumor-promoting phenotype, demonstrating the plasticity of the innate immune system and the oxygen recovery relevance in this context.http://dx.doi.org/10.1155/2018/7373921
spellingShingle Carolina Cubillos-Zapata
Enrique Hernández-Jiménez
José Avendaño-Ortiz
Victor Toledano
Anibal Varela-Serrano
Isabel Fernández-Navarro
Raquel Casitas
Carlos Carpio
Luis A. Aguirre
Francisco García-Río
Eduardo López-Collazo
Obstructive Sleep Apnea Monocytes Exhibit High Levels of Vascular Endothelial Growth Factor Secretion, Augmenting Tumor Progression
Mediators of Inflammation
title Obstructive Sleep Apnea Monocytes Exhibit High Levels of Vascular Endothelial Growth Factor Secretion, Augmenting Tumor Progression
title_full Obstructive Sleep Apnea Monocytes Exhibit High Levels of Vascular Endothelial Growth Factor Secretion, Augmenting Tumor Progression
title_fullStr Obstructive Sleep Apnea Monocytes Exhibit High Levels of Vascular Endothelial Growth Factor Secretion, Augmenting Tumor Progression
title_full_unstemmed Obstructive Sleep Apnea Monocytes Exhibit High Levels of Vascular Endothelial Growth Factor Secretion, Augmenting Tumor Progression
title_short Obstructive Sleep Apnea Monocytes Exhibit High Levels of Vascular Endothelial Growth Factor Secretion, Augmenting Tumor Progression
title_sort obstructive sleep apnea monocytes exhibit high levels of vascular endothelial growth factor secretion augmenting tumor progression
url http://dx.doi.org/10.1155/2018/7373921
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