Results 31 to 40 of about 939,686 (311)

Limb Remote Ischemic Conditioning Promotes Neurogenesis after Cerebral Ischemia by Modulating miR-449b/Notch1 Pathway in Mice

open access: yesBiomolecules, 2022
Neurogenesis plays an important role in the prognosis of stroke patients and is known to be promoted by the activation of the Notch1 signaling pathway. Studies on the airway epithelium have shown that miR-449b represses the Notch pathway. The study aimed
Sijie Li   +11 more
doaj   +1 more source

Normobaric hypoxia overnight impairs cognitive reaction time

open access: yesBMC Neuroscience, 2017
Background Impaired reaction time in patients suffering from hypoxia during sleep, caused by sleep breathing disorders, is a well-described phenomenon. High altitude sleep is known to induce periodic breathing with central apneas and oxygen desaturations,
Stephan Pramsohler   +6 more
doaj   +1 more source

Controls of Nuclear Factor-Kappa B Signaling Activity by 5’-AMP-Activated Protein Kinase Activation With Examples in Human Bladder Cancer Cells [PDF]

open access: yesInternational Neurourology Journal, 2016
Generally, both lipopolysaccharide (LPS)- and hypoxia-induced nuclear factor kappa B (NF-κB) effects are alleviated through differential posttranslational modification of NF-κB phosphorylation after pretreatment with 5´-AMP-activated protein kinase (AMPK)
Bo-Hwa Choi   +4 more
doaj   +1 more source

A population of immature cerebellar parallel fibre synapses are insensitive to adenosine but are inhibited by hypoxia [PDF]

open access: yes, 2011
The purine adenosine plays an important role in a number of physiological and pathological processes and is neuroprotective during hypoxia and ischemia.
Atterbury, Alison, Wall, Mark J.
core   +1 more source

Plasma from Volunteers Breathing Helium Reduces Hypoxia-Induced Cell Damage in Human Endothelial Cells-Mechanisms of Remote Protection Against Hypoxia by Helium. [PDF]

open access: yes, 2019
PurposeRemote ischemic preconditioning protects peripheral organs against prolonged ischemia/reperfusion injury via circulating protective factors. Preconditioning with helium protected healthy volunteers against postischemic endothelial dysfunction.
Augustijn, Quinten JJ   +7 more
core   +1 more source

Beyond Pharmacology: The Biological Mechanisms of Remote Ischemic Conditioning in Cerebrovascular Disease

open access: yesBiomolecules
Cerebrovascular diseases (CVDs), comprising predominantly ischemic stroke and chronic cerebral hypoperfusion (CCH), are a significant threat to global health, often leading to disability and mortality.
Linhui Qin   +3 more
doaj   +1 more source

Experimental Models of Sarcopenia: Bridging Molecular Mechanism and Therapeutic Strategy

open access: yesCells, 2020
Sarcopenia has been defined as a progressive decline of skeletal muscle mass, strength, and functions in elderly people. It is accompanied by physical frailty, functional disability, falls, hospitalization, and mortality, and is becoming a major ...
Sakulrat Mankhong   +5 more
doaj   +1 more source

Hooray for Hypoxia? [PDF]

open access: yes, 2005
The mortality of critically ill patients rises steadily as the partial pressure of arterial oxygen falls below about 11 kPa (80 mm Hg). A new animal study in the May 2005 issue of PLoS Biology showing a potential benefit for hypoxia is thus a challenge ...
Bellingan, G
core   +4 more sources

Hypoxia and hyperglycaemia determine why some endometrial tumours fail to respond to metformin [PDF]

open access: yes, 2020
High expression of Ki67, a proliferation marker, is associated with reduced endometrial cancer-specific survival. Pre-surgical metformin reduces tumour Ki-67 expression in some women with endometrial cancer. Metformin's anti-cancer activity may relate to
Crosbie, EJ   +9 more
core   +2 more sources

Effects of Normobaric Hypoxia on Oculomotor Dynamics of Aviator Students during a Simulated Flight Task [PDF]

open access: yes, 2020
Hypoxia occurs when the body\u27s tissues are unable to obtain adequate oxygen supply and is the primary environmental factor present when pilots are exposed to increasing altitude levels.
Blackley, Anna   +11 more
core   +1 more source

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