hyperoxia

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hyperoxia

[hi″per-ok´se-ah]

an abnormally increased supply or concentration of oxygen.

hy·per·ox·i·a

(hī'pĕr-ok'sē-ă),

1. An increased amount of oxygen in tissues and organs.

2. A greater oxygen tension than normal, such as that produced by breathing air or oxygen at pressures greater than 1 atmosphere.

hyperoxia

/hy·per·ox·ia/ (-ok´se-ah) an excess of oxygen in the system.hyperox´ic

hyperoxia

(hī′pər-ŏk′sē-ə)

1. An excess of oxygen in tissues and organs.

2. A higher than normal oxygen tension, such as that produced by breathing air or oxygen at greater than atmospheric pressures.

hyperoxia

[-ok′sē·ə]

abnormally high oxygen tension in the blood.

hy·per·ox·i·a

(hī'pĕr-ok'sē-ă)

1. An increased amount of oxygen in tissues and organs.

2. A greater oxygen tension than normal.

hy·per·ox·i·a

(hī'pĕr-ok'sē-ă)

1. An increased amount of oxygen in tissues and organs.

2. A greater oxygen tension than normal.

hyperoxia

an abnormally increased supply or concentration of oxygen.

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References in periodicals archive ?

To identify Cys residue(s) required for hyperoxia-induced TRPA1 activation, we individually mutated each of the 29 Cys residues in human TRPA1 to serines and tested the responsiveness of these mutants to hyperoxia as well as to diallyl disulphide, which has a redox potential similar to that of [O.

TRP channels in oxygen physiology: distinctive functional properties and roles of TRPA1 in [O.sub.2] sensing

Oxygen is a pulmonary vasodilator; however, hyperoxia and ventilation with 100% oxygen has been associated with a reduced response to NO in experimental lamb models)3,41 The aim of mechanical ventilation should be to maintain a PaC[O.

The management of persistent pulmonary hypertension of the newborn: a review

Postexercise decrease in arterial blood pressure, total peripheral resistance and in circulatory responses to brief hyperoxia in subjects with mild essential hypertension.

The regulation role of carotid body peripheral chemoreceptors in physiological and pathophysiological conditions/ Uloga karotidnih telasca kao perifernihhemoreceptora uregulaciji fizioloskihipatofizioloskih stanja

Hyperoxia inhibits new blood vessel formation by downregulating VEGF expression by astrocytes, limiting the hypoxic stimulus.

Incidence of retinopathy of prematurity in babies of chronic anaemic mother and after oxygen therapy

11) Vascular endothelial growth factor is essential for normal retinal vascular development and is affected by hypoxia and hyperoxia.

Paediatric dispensing case studies

Factors contributing to relief of exertional breathlessness during hyperoxia in chronic airflow limitation.

Shortness of breath: looking beyond the usual suspects

Mice deficient of Nrf2 are highly susceptible to organ injury caused by toxic agents such as APAP, benzopyrene, hyperoxia, and diesel exhaust (Aoki et al.

Tanshinone IIA protects against acetaminophen-induced hepatotoxicity via activating the Nrf2 pathway

Lung injury can also be modeled using hyperoxia and radiation treatment (Kayalar and Oztay 2014; Calik et al.

Efficacy of antioxidant vitamins (vitamin C, vitamin E, beta-carotene) and selenium supplement on D-galactosamine-induced lung injury

Sublethal hyperoxia impairs pulmonary innate immunity.

Ventilator-associated pneumonia: a review of the clinically relevant challenges in diagnosis and prevention

Evidences of oxidative stress induced by hyperoxia were reported in fish, that is, goldfish Carassius auratus (Lushchak et al.

Influences of environmental variables on neurotransmission, oxidative system, and hypoxia signaling on two clam species from a Mediterranean coastal lagoon

Kinetics of oxygen uptake for submaximal exercise in hyperoxia, normoxia, and hypoxemia.

Analysis of the response of blood lactate, blood glucose, peripheral oxygen saturation, and heart rate during the trail running competition

In this direction, hypoxia and hyperoxia, considered as critical stressors in the aquatic environment, were tested in Cyprinus carpio, revealing that both conditions increase oxidative DNA damage by 25% when compared to normoxic conditions [144].

An introduction about genotoxicology methods as tools for monitoring aquatic ecosystem: present status and future perspectives