Role of the peripheral chemoreflex in the early stages of ventilatory acclimatization to altitude.

This review of ventilatory acclimatization to altitude/hypoxia (VAH) emphasizes the widely differing timescales that VAH is considered to encompass. The review concludes: (1) that early (24-48h) VAH is unlikely to arise as a reaction to the respiratory alkalosis that is normally associated with expo...

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Autor Principal: Robbins, P
Formato: Journal article
Idioma:English
Publicado: 2007
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author Robbins, P
author_facet Robbins, P
author_sort Robbins, P
collection OXFORD
description This review of ventilatory acclimatization to altitude/hypoxia (VAH) emphasizes the widely differing timescales that VAH is considered to encompass. The review concludes: (1) that early (24-48h) VAH is unlikely to arise as a reaction to the respiratory alkalosis that is normally associated with exposure to hypoxia; (2) that changes in peripheral chemoreflex function may be sufficiently rapid to explain early VAH; (3) that alterations in gene expression induced by hypoxia through the hypoxia-inducible factor (HIF) signalling pathway may underlie a major component of VAH; and (4) that compensatory adjustments to acid-base balance in response to the initial respiratory alkalosis may have more significance for the slower changes observed later in VAH.
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spelling oxford-uuid:f00b65be-1c4c-42f2-a17f-9b56315414902022-03-27T11:44:42ZRole of the peripheral chemoreflex in the early stages of ventilatory acclimatization to altitude.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:f00b65be-1c4c-42f2-a17f-9b5631541490EnglishSymplectic Elements at Oxford2007Robbins, PThis review of ventilatory acclimatization to altitude/hypoxia (VAH) emphasizes the widely differing timescales that VAH is considered to encompass. The review concludes: (1) that early (24-48h) VAH is unlikely to arise as a reaction to the respiratory alkalosis that is normally associated with exposure to hypoxia; (2) that changes in peripheral chemoreflex function may be sufficiently rapid to explain early VAH; (3) that alterations in gene expression induced by hypoxia through the hypoxia-inducible factor (HIF) signalling pathway may underlie a major component of VAH; and (4) that compensatory adjustments to acid-base balance in response to the initial respiratory alkalosis may have more significance for the slower changes observed later in VAH.
spellingShingle Robbins, P
Role of the peripheral chemoreflex in the early stages of ventilatory acclimatization to altitude.
title Role of the peripheral chemoreflex in the early stages of ventilatory acclimatization to altitude.
title_full Role of the peripheral chemoreflex in the early stages of ventilatory acclimatization to altitude.
title_fullStr Role of the peripheral chemoreflex in the early stages of ventilatory acclimatization to altitude.
title_full_unstemmed Role of the peripheral chemoreflex in the early stages of ventilatory acclimatization to altitude.
title_short Role of the peripheral chemoreflex in the early stages of ventilatory acclimatization to altitude.
title_sort role of the peripheral chemoreflex in the early stages of ventilatory acclimatization to altitude
work_keys_str_mv AT robbinsp roleoftheperipheralchemoreflexintheearlystagesofventilatoryacclimatizationtoaltitude