Maturational differences in lung NF-κB activation and their ro...
Neonatal rodents are more tolerant to hyperoxia than adults. We dete ... Maturational differences in lung NF-κB activation and their role in tolerance to hyperoxia: ... Maturational differences in lung NF-κB activation and their role in tolerance to hyperoxia. Authors * Guang Yang ... Neonatal rodents are more tolerant to hyperoxia than adults. We determined whether maturational differences in lung NF-κB ...https://www.mysciencework.com/publication/show/maturational-differences-in-lung-nf-kb-activation-and-their-role-in-tolerance-to-hyperoxia
"Acute Hyperoxia Increases Lipid Peroxidation and Induces Plasma Membra" by Dominic P. D'Agostino, James E. Olson et al.
U87 cells were exposed to 0.20 atmospheres absolute (ATA) O2, normobaric hyperoxia (0.95 ATA O2) or hyperbaric hyperoxia (HBO2 ... significantly reduced membrane Ra and MDA levels during hyperoxia. Hyperoxia-induced H2O2 production increased 189%±5% (0.95 ... Similarly, levels of MDA were significantly elevated in cultures treated with hyperoxia and H2O2 and correlated with O2-induced ... We hypothesize that membrane blebbing is an ultrastructural correlate of MLP resulting from hyperoxia. Furthermore, AFM is a ...https://corescholar.libraries.wright.edu/ncbp/212/
Foxm1 regulates resolution of hyperoxic lung injury in newborns. | Sigma-Aldrich
After hyperoxia, deletion of Foxm1 from the myeloid cell lineage decreased numbers of interstitial macrophages (CD45(+)CD11b(+) ... Immunohistochemistry and RNA analysis were used to assess Foxm1 in lung tissue from hyperoxia-treated mice and patients with ... Increased Foxm1 expression was observed in pulmonary macrophages of hyperoxia-exposed mice and in lung tissue from patients ... The exaggerated BPD-like phenotype observed in hyperoxia-exposed LysM-Cre/Foxm1(-/-) mice was associated with increased ...https://www.sigmaaldrich.com/catalog/papers/25275225
Hyperoxia- not just for divers anymore!
Looks like divers aren't the only ones who need to be aware of hyperoxia: NASA Decodes Trouble With F-22 Issue has actually ... Hyperoxia- not just for divers anymore! Looks like divers aren't the only ones who need to be aware of hyperoxia:. NASA Decodes ... Re: Hyperoxia- not just for divers anymore! Maybe they need a BOV just in case they get any symptoms? ... Re: Hyperoxia- not just for divers anymore! "absorption atelectasis, in which too much oxygen can wash away necessary nitrogen ...http://www.rebreatherworld.com/showthread.php?43908-Hyperoxia-not-just-for-divers-anymore
Hyperoxia in extreme hemodilution
Habler, Oliver; Kleen, Martin; Kemming, Gregor und Zwissler, Bernhard (2002): Hyperoxia in extreme hemodilution. In: European ... The hyperoxia-associated microcirculatory dysregulation and impaired tissue oxygenation known to take place in the presence of ... hyperoxia). In experimental and clinical studies hyperoxic ventilation has emerged as a simple, safe and effective intervention ...https://epub.ub.uni-muenchen.de/16784/index.html
Hyperoxia - Biology-Online Dictionary
Hyperoxia in body tissues is produced by breathing high concentrations of molecular oxygen. This may cause oxygen toxicity, one ... Retrieved from "https://www.biology-online.org/dictionary/index.php?title=Hyperoxia&oldid=95352" ...https://www.biology-online.org/dictionary/Hyperoxia
Authors' response: hyperoxia in acute asthma | Thorax
We agree that there are many potential risks associated with hyperoxia, including but not limited to reductions in coronary and ...http://thorax.bmj.com/content/67/9/834.1
Consequences of Hyperoxia and the Toxicity of Oxygen in the Lung
... William J. Mach,1 Amanda R. Thimmesch,1 J. Thomas Pierce,2 ... William J. Mach, Amanda R. Thimmesch, J. Thomas Pierce, and Janet D. Pierce, "Consequences of Hyperoxia and the Toxicity of ...https://www.hindawi.com/journals/nrp/2011/260482/cta/
The Inflammasome Mediates Hyperoxia-Induced Alveolar Cell Permeability | The Journal of Immunology
Hyperoxia did not alter the expression level of NALP3 or ASC (Fig. 5A). However, hyperoxia enhanced the interaction between ASC ... Apyrase inhibited hyperoxia-induced release of IL-1β. To test whether hyperoxia-induced autocrine ATP release is responsible ... Hyperoxia enhances the interaction among inflammasome components. Mice were exposed to hyperoxia (100% O2) for various time ... The NAC significantly inhibited IL-1β maturation in response to hyperoxia (Fig.7), suggesting that in addition to K+, hyperoxia ...http://www.jimmunol.org/content/184/10/5819.long
Immersion, Hyperoxia, Hypercapnia: Additive Effect Upon Pulmonary Function - SAE International
... ' style="width:100%;"> ... Tikhonov, M., Baranov, V., and Kotov, A., "Immersion, Hyperoxia, Hypercapnia: Additive Effect Upon Pulmonary Function," SAE ... we did non find any potentiation of oxygen induced toxic effects upon the lungs during immersion/hyperoxia/hypercapnia ...http://papers.sae.org/941261/
HYPEROXIA | Anesthesiology | ASA Publications
HYPEROXIA You will receive an email whenever this article is corrected, updated, or cited in the literature. You can manage ...http://anesthesiology.pubs.asahq.org/article.aspx?articleid=1966070
Outcomes of Severe Traumatic Brain Injury Improved by Hyperbaric Oxygen and Normobaric Hyperoxia Therapy
The combined use of hyperbaric oxygen and normobaric hyperoxia therapies provides better outcomes in patients with severe ... The combined use of hyperbaric oxygen and normobaric hyperoxia therapies provides better outcomes in patients with severe ... Outcomes of Severe Traumatic Brain Injury Improved by Hyperbaric Oxygen and Normobaric Hyperoxia Therapy. ... in normobaric hyperoxia (NBH) therapy, patients receive pure oxygen at normal atmospheric pressure. Both treatments are ...http://www.medindia.net/news/outcomes-of-severe-traumatic-brain-injury-improved-by-hyperbaric-oxygen-and-normobaric-hyperoxia-therapy-116173-1.htm
Hyperoxia - Wikipedia
Hyperoxia differs from hypoxia in that hyperoxia refers to a state in which oxygen supply is too much, whereas hypoxia refers ... Hyperoxia occurs when cells, tissues and organs are exposed to an excess supply of oxygen (O2) or higher than normal partial ... This kind of hyperoxia can lead to oxygen toxicity, caused from the harmful effects of breathing molecular oxygen at elevated ... Breathing nitrox can lead to hyperoxia due to the high partial pressure of oxygen if used too deep or for too long. Protocols ...https://en.wikipedia.org/wiki/Hyperoxia
Ocular haemodynamic responses to induced hypercapnia and hyperoxia in glaucoma | British Journal of Ophthalmology
Vascular response to hyperoxia. Several previous studies have shown that when the partial pressure of oxygen in the blood ... Hyperoxia was induced by breathing 100% oxygen for 5 minutes. Both induced conditions were continued long enough for all ... Hyperoxia resulted in reduced IOP in both normal subjects and glaucoma patients. This is consistent with previous reported ... Baseline, hypercapnia, and hyperoxia conditions. All measurements were recorded with the patient breathing through a mouthpiece ...http://bjo.bmj.com/content/88/3/406
Hyperoxia test - Wikipedia
A hyperoxia test is a test that is performed-usually on an infant-to determine whether the patient's cyanosis is due to lung ...https://en.wikipedia.org/wiki/Hyperoxia_test
Frontiers | Bone Morphogenetic Protein 9 Protects against Neonatal Hyperoxia-Induced Impairment of Alveolarization and...
Expression of TMEM100 mRNA and protein was decreased after exposure to hyperoxia. BMP9 treatment of rat pups with hyperoxia- ... Therefore, we investigated the cardiopulmonary effects of BMP9 in neonatal Wistar rats with hyperoxia-induced BPD. Methods: ... Conclusion: BMP9 protects against neonatal hyperoxia-induced BPD by improving aberrant alveolar development, inflammation and ... Therefore, we investigated the cardiopulmonary effects of BMP9 in neonatal Wistar rats with hyperoxia-induced BPD. Methods: ...https://www.frontiersin.org/articles/10.3389/fphys.2017.00486/full
Abstract 1766: Both Hypoxia and Hyperoxia May Be Detrimental in Patients with Severe Traumatic Brain Injury | Circulation
Abstract 1766: Both Hypoxia and Hyperoxia May Be Detrimental in Patients with Severe Traumatic Brain Injury. Daniel P Davis, ... Conclusions: Both hypoxia and hyperoxia were associated with increased mortality in TBI patients, even after adjusting for ... Abstract 1766: Both Hypoxia and Hyperoxia May Be Detrimental in Patients with Severe Traumatic Brain Injury ... Abstract 1766: Both Hypoxia and Hyperoxia May Be Detrimental in Patients with Severe Traumatic Brain Injury ...http://circ.ahajournals.org/content/114/Suppl_18/II_348.3
Differential gene expression in mouse retina related to regional differences in vulnerability to hyperoxia
Hyperoxia induced significant changes in gene expression in both the inferior (hyperoxia-vulnerable) and superior (hyperoxia- ... hyperoxia becomes toxic; both hypoxia and hyperoxia destabilize photoreceptors . The toxic impact of hyperoxia on ... Gene expression after hyperoxia. Comparison with previous microarray studies The present data show that hyperoxia-induced ... Although hyperoxia is specifically toxic to photoreceptors, hyperoxia may regulate genes in any of the several classes of ...http://pubmedcentralcanada.ca/pmcc/articles/PMC2862240/
Hyperoxia Exacerbates Postnatal Inflammation-Induced Lung Injury in Neonatal BRP-39 Null Mutant Mice Promoting the M1...
Hyperoxia Exacerbates Postnatal Inflammation-Induced Lung Injury in Neonatal BRP-39 Null Mutant Mice Promoting the M1 ... Mansoor A. Syed and Vineet Bhandari, "Hyperoxia Exacerbates Postnatal Inflammation-Induced Lung Injury in Neonatal BRP-39 Null ...https://www.hindawi.com/journals/mi/2013/457189/cta/
Measurement of Retinal Blood Flow, Retinal Oxygenation and Retinal Oxygen Extraction in Healthy Subjects During Normoxia and...
Retinal Oxygenation and Retinal Oxygen Extraction in Healthy Subjects During Normoxia and Systemic Hyperoxia. This study has ... Retinal Oxygenation and Retinal Oxygen Extraction in Healthy Subjects During Normoxia and Systemic Hyperoxia. ...https://clinicaltrials.gov/show/NCT00914407
Hyperoxia may be related to delayed cerebral ischemia and poor outcome after subarachnoid haemorrhage | Journal of Neurology,...
Despite our findings of hyperoxia's association with DCI, hyperoxia may be a surrogate marker rather than a cause in the ... Moreover, to our best knowledge, there are no laboratory data to define hyperoxia in SAH population. Thus, we defined hyperoxia ... Hyperoxia was defined as the highest quartile of an area under the curve of PaO2, until the development of DCI (PaO2≥173 mm Hg ... Clinicians' response to hyperoxia in ventilated patients in a Dutch ICU depends on the level of FiO2. Intensive Care Med 2011; ...http://jnnp.bmj.com/content/85/12/1301
Physiologic basis for BOLD MR signal changes due to hypoxia/hyperoxia: separation of blood volume and magnetic susceptibility...
... separating blood volume and magnetic susceptibility effects in response to respiratory challenges such as hypoxia and hyperoxia ... Hyperoxia / physiopathology*. Iron / diagnostic use. Magnetic Resonance Spectroscopy*. Oxides / diagnostic use. Oxygen / blood ... Physiologic basis for BOLD MR signal changes due to hypoxia/hyperoxia: separation of blood volume and magnetic susceptibility ... separating blood volume and magnetic susceptibility effects in response to respiratory challenges such as hypoxia and hyperoxia ...http://www.biomedsearch.com/nih/Physiologic-basis-BOLD-MR-signal/9178248.html
Pulmonary effects of keratinocyte growth factor in newborn rats exposed to hyperoxia | Lung Cellular and Molecular Physiology
Hyperoxia increased EGFR and TGF-α transcripts; KGF increased the C/EBPα transcript in the presence of hyperoxia. *P , 0.05 ... Effects of hyperoxia on wound healing of alveolar type II cell monolayers.. Hyperoxia markedly impaired wound healing, ... we found no effect of KGF on lung surfactant content in hyperoxia-exposed rat neonates. Indeed, the effects of hyperoxia on ... SE for 6 and 7 individuals per group in room air and hyperoxia, respectively. Hyperoxia diminished DNA content, i.e., total ...http://ajplung.physiology.org/content/297/5/L965
"Hyperoxia causes miR-34a-mediated injury via angiopoietin-1 in neonata" by Mansoor Syed, Pragnya Das et al.
Here we show that lung micro-RNA (miR)-34a levels are significantly increased in lungs of neonatal mice exposed to hyperoxia. ... Hyperoxia-induced acute lung injury (HALI) is a key contributor to the pathogenesis of bronchopulmonary dysplasia (BPD) in ... Hyperoxia-induced acute lung injury (HALI) is a key contributor to the pathogenesis of bronchopulmonary dysplasia (BPD) in ... Here we show that lung micro-RNA (miR)-34a levels are significantly increased in lungs of neonatal mice exposed to hyperoxia. ...http://jdc.jefferson.edu/pedsfp/73/
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