Results 61 to 70 of about 432,342 (201)

The GluN3A Subunit Exerts a Neuroprotective Effect in Brain Ischemia and the Hypoxia Process

open access: yesASN Neuro, 2013
NMDARs ( N -methyl-d-aspartate receptors) mediate the predominantly excitatory neurotransmission in the CNS (central nervous system). Excessive release of glutamate and overactivation of NMDARs during brain ischemia and the hypoxia process are causally ...
Hui Wang   +5 more
doaj   +1 more source

Regulation of hypoxia-inducible factor 1α and induction of vascular endothelial growth factor in a rat neonatal stroke model

open access: yesNeurobiology of Disease, 2003
Stroke is a devastating condition occurring in at least 1 in 4000 live births in the neonatal period. Since hypoxia-inducible factor (HIF)-1α can modulate ischemic injury via induction of target genes that may protect cells against ischemia, and is ...
Dezhi Mu   +6 more
doaj   +1 more source

Stem cells for brain repair in neonatal hypoxia–ischemia [PDF]

open access: yesChild's Nervous System, 2013
Neonatal hypoxic-ischemic insults are a significant cause of pediatric encephalopathy, developmental delays, and spastic cerebral palsy. Although the developing brain's plasticity allows for remarkable self-repair, severe disruption of normal myelination and cortical development upon neonatal brain injury are likely to generate life-persisting sensory ...
Chicha, L., Smith, T., Guzman, R.
openaire   +4 more sources

The effects of hyperglycaemic hypoxia on rectification in rat dorsal root axons [PDF]

open access: yes, 1994
1. Electrotonic responses to 150 ms current pulses were recorded from isolated rat dorsal roots incubated for at least 3 h with either normal (5 mM) or high (25 mM) D-glucose solutions, and with either normal (25 mM) or low (5 mM) bicarbonate ...
U Schneider   +5 more
core   +2 more sources

Preconditioning triggered by carbon monoxide (CO) provides neuronal protection following perinatal hypoxia-ischemia.

open access: yesPLoS ONE, 2012
Perinatal hypoxia-ischemia is a major cause of acute mortality in newborns and cognitive and motor impairments in children. Cerebral hypoxia-ischemia leads to excitotoxicity and necrotic and apoptotic cell death, in which mitochondria play a major role ...
Cláudia S F Queiroga   +5 more
doaj   +1 more source

Apoptosis in a Neonatal Rat Model of Cerebral Hypoxia-Ischemia [PDF]

open access: yesStroke, 1998
Background and Purpose —The mechanisms of excitotoxic cell death in cerebral ischemia are poorly understood. In addition to necrosis, apoptotic cell death may occur. The purpose of this study was to determine whether an established model of cerebral hypoxia-ischemia in the neonatal rat demonstrates any features ...
M R, Pulera   +7 more
openaire   +2 more sources

The Role of Endothelin in Mediating Ischemia/Hypoxia-Induced Atrial Natriuretic Peptide Release

open access: yes, 2015
The aim of the present study was to investigate the putative role of endothelin (ET) in mediating ischemia/hypoxia-induced ANP release utilizing exogenous ET-1 or ET receptor antagonists (BQ-123 or Bosentan).
Oliver, J M, Zhang, Yi, Horowitz, John D
core   +2 more sources

Data on uncoupling protein-3 levels, hypoxia, low flow ischemia, and insulin stimulation in dystrophin-deficient mdx mouse hearts

open access: yesData in Brief, 2018
The data contain body weights, plasma free fatty acids concentrations and cardiac uncoupling protein-3 protein levels for wild-type and mdx mice. The data provide heart rates, left ventricular contractile functions, coronary flow, phosphocreatine ...
Wen Zhang   +4 more
doaj   +1 more source

Hypoxia-induced signaling in angiogenesis : role of mTOR, HIF and Angiotensin II [PDF]

open access: yes, 2007
This thesis includes the work of four different projects I have been following during my time as a PhD student; (1) the characterization of mTOR-associated signaling and endothelial cell proliferation in response to hypoxia, and (2) identification of ...
Petrimpol, Marco Renato
core   +1 more source

Effects of intermittent versus chronic hypoxia on myocardial ischemic tolerance

open access: yes, 2013
Hypoxia, or low supply of oxygen with respect to need, represents a critical risk factor that augments severity and impairs outcome of myocardial ischemia. However, systemic hypoxia is sometimes a cardioprotective rather than risk factor. Three different
Samaja M., Veicsteinas A., Milano G.
core   +1 more source

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