How To Use Hypoxia In A Sentence
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These divergent alpha-enolase gene products play central roles in glucose metabolism and growth regulation and their differential regulation may be critical for tumor adaptation to hypoxia.
BioMed Central - Latest articles
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This is a phenomenon that can be evoked by brief hypoxia exposure, promotes ventilatory stability, and protects against dysrhythmic breathing.
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Tese results indicate under the plateau hypoxia circumstance, the BMS show evident angiectasis and hyperemia and the volume and length of the BMS are higher in acute and subacute periods.
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Third, hypoxia can be induced surreptitiously, obviating behavioral responses at the time where critical measurements are made.
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If an excitatory input, associated with hypoxia, was received by the respiratory motor centers in the brainstem, an increase in respiratory activity should have resulted.
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We observed that hypoxia is a common event in the mucosal capillary blood of bronchial tumors.
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Tainted love is tinted love, a greyer pink love, edges purple from necrosis, halitosis, the lack of osmosis, a hypoxia of the heart hardened boundaries kind of love.
Tainted Love
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Hypoxia inducible factor-l(HIF-1), which can stimulate expression of hypoxia induced-responsed, is a kind of transcriptive factor.
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Acute exposure to repetitive hypoxia has been shown to result in habituation that is expressed as a decreased frequency of arousal in response to the same stimulus.
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The same is true for visual illusions, hypoxia and other factors affecting interpretation as the brain receives information from the eyes.
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Vascular pressor responses to hypoxia are increased in patients with obstructive sleep apnea.
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Sickle cell crises are extremely rare but affected individuals should be warned of the potential dangers of severe hypothermia or hypoxia.
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Oxygen is cheap, widely available, and used in a range of settings and conditions to relieve or prevent tissue hypoxia.
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Methemoglobinemia is detectable by measurement of blood levels of methemoglobin and is manifested clinically as cyanosis and hypoxia.
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Hypoxia could disturb respiratory afferent pathways and neural processing at more than one level.
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The report stated that the pilot and passengers were probably incapacitated as a result of altitude hypoxia due to the aircraft being unpressurised and their not receiving supplemental oxygen.
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Shortly after intubation, complications such as hypotension, cardiac arrest, pneumothorax and hypoxia At present there is no evidence to support the use of may develop
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Results Nitric oxide was directly toxic to PC12 cells in a dose-dependent manner, and brain tissue homogenate extracts taken from hypoxia preconditioned mice could prevent PC12 cells from NO toxicity.
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Be especially cautious if you have chronic obstructive pulmonary disease or a condition that reduces oxygen to the tissues (hypoxia) or causes an excess of carbon dioxide in the blood (hypercapnia).
Undefined
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Stable transfectants with this hypoxia-responsive vector were established using G418 selection for 10 days.
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The known toxicity and lethality of CO poisoning from tissue hypoxia are well known when humans are accidentally exposed to high levels of CO.
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Any good thing can be harmful -- even something like water -- too much water can be poison its called hypoxia-- too much testing can also be poison.
On being connected: George Siemen's presentation today.
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Increased hypoxia in local tissues, marked oedema of the toes, or development of venous hypertension may be involved.
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Objective To establish a practical model for Wistar rat cochlea organ cultivated in vitro and observe the effect of hypoxia on the inner hair cells(IHC) and outer hair cells(OHC).
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This is not easy, as too little fluid will cause hypoperfusion whereas too much will lead to oedema that will cause tissue hypoxia.
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Emersion results in hypoxia in many aquatic crustaceans.
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The * subunit is degraded rapidly under normal oxygen concentrations, but it is stabilized under hypoxia.
The Scientist
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The autonomic nervous system does regulate the erythropoietic response to hypoxic hypoxia via the splanchnic nerves.
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Conclusion: Hypoxia induces elevated secretion of VEGF and the changes of VEGF may be related to hypoxic pulmonary hypertension, hypoxic adaptative regulation and complications of HAPC.
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Increased hypoxia in local tissues, marked oedema of the toes, or development of venous hypertension may be involved.
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The Redwood City, Calif., company has been testing the treatment, which is activated under a metabolic condition typical of cancer cells known as hypoxia, for other cancers.
RTI Falls 6.9%; Blyth and Quiksilver Slide
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It is well established that adaptive responses, such as increased alcohol dehydrogenase gene expression and fermentative metabolism, are initiated under conditions of hypoxia, as well as anoxia.
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ALA is an important tool in preventing cytopathic hypoxia—impaired cellular oxygen use—either acutely in the ICU or chronically in the prevention of aging.
Forever Young
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The leading culprit is thought to be mega-farms in the Midwest, whose nitrate-filled fertilizers run off into the Mississippi River and spill into the Gulf, where they feed massive algae blooms that starve the ocean of oxygen when they decompose (a process known as hypoxia).
Chris Kromm: Why the Gulf Oil Disaster Is Far From Over
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We have previously reported that half of the cases were associated with unpreventable catastrophic events or antenatal hypoxia.
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The response to hypoxia and hypocapnia are reduced.
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It is interesting to note in this regard that previous studies have shown that the heat shock family is induced and is important in stress such as hypoxia but these studies had not appreciated the differences between IH and CH and their gene expression underpinnings or the specificity of tissue importance for the survival of the whole organism
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Unsuspected obstructive fetal neck masses often prove fatal because of an inability to secure an airway and ventilate the neonate, which results in hypoxia and acidosis.
Giant Neck Masses (GNM), Cervical Teratoma
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Methemoglobinemia is detectable by measurement of blood levels of methemoglobin and is manifested clinically as cyanosis and hypoxia.
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In hypoxia also, they initiate vasoconstrictive reflexes which act to maintain the arterial blood pressure.
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In chapter 1, I introduced the concept of cytopathic hypoxia, which is seen in acute sepsis and septic shock, as a model for accelerated aging.
Forever Young
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For all species tested, the immediate effect of acute exposure to high concentrations of NF3 is extensive methemoglobin formation with subsequent hypoxia.
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This paper summarized the body fluid balance change which showing the dehydration and natriuresis at altitude or under hypoxia exposure.
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Immunofluorescence studies revealed that hypoxia resulted in disrupted continuity of occludin and zonula occludens-1 (Zo-1) staining with significant gap formation.
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This impaired cellular oxygen problem is termed cytopathic hypoxia.
Forever Young
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They were forced to bivouac for the night, without oxygen, near the summit, huddled together at 28, 700 feet not knowing if they would survive the night or the psychological netherworld of creeping hypoxia.
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Webster discussed the physiological significance of this mechanism of endocrine metabolic adaptation for C. pagurus, which may be repeatedly subjected to short-term emersion and hypoxia in the intertidal zone.
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In chapter 1, I introduced the concept of cytopathic hypoxia, which is seen in acute sepsis and septic shock, as a model for accelerated aging.
Forever Young
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In this way, another study shows that ventilatory responses to hypoxia were higher in hypertensive patients than in normotensive OSA patients.
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A 52 year old woman developed acute dyspnoea and hypoxia two hours after rapid drainage of a large left tuberculous pleural effusion.
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Indeed, although heart can stand some degree of hypoxia, this situation is incompatible with its normal bioenergetic function, and ischemic heart disease with compromised oxygen supply to the myocardium is a common cause of heart failure This idea is clearly illustrated in the present study by the concomitant severe decrease in contractile activity and PCr concentration measured in Control hearts perfused under low oxygen conditions compared with previously reported values
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Maternal hypoxia should be avoided because this can lead to fetal growth restriction.
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Both the extent and kinetics of changes in the adenylate energy charge in response to low O 2 are used as indicators of tolerance to hypoxia and/or anoxia.
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Underlying causes of atrial fibrillation should be treated, including infection, congestive heart failure, hypoxia, hypokalemia and pneumonia.
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Another class of novel mitochondrial antioxidants that play a key role in the treatment of cytopathic hypoxia is the amino acid peptide-based antioxidants.
Forever Young
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Sickle cell crises are extremely rare but affected individuals should be warned of the potential dangers of severe hypothermia or hypoxia.
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The potential value of this proactive approach to dealing with the hypoxia of high altitude is still being clarified.
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Conclusions Microcyst information in the outer adrenal cortex was associated with prematurity and perinatal hypoxia, which may be a reaction stress situation.
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These hemorrhagic and hemolytic events would result in tissue hypoxia that would, in turn, stimulate erythropoiesis.
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This is not easy, as too little fluid will cause hypoperfusion whereas too much will lead to oedema that will cause tissue hypoxia.
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In the first method, data were analysed against set criteria for hypoxia and tachycardia.
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As a result there is reduction of oxygen supply to the body parts, known as hypoxia, which is the main complication in such conditions.
Zee News : India National
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Rule out reversible underlying causes (such as hypokalemia, hypomagnesemia and hypoxia).
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Respiratory depression occurs more frequently in elderly or debilitated patients and in those suffering from conditions accompanied by hypoxia, hypercapnia, or upper airway obstruction, in whom even moderate therapeutic doses may significantly decrease pulmonary ventilation.
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The pilot experienced what is known as "hypoxia," and had to return to base.
FOXNews.com
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Hypoxia occurs below the freshwater driven pycnocline from late February through early October, but it is most widespread, continuous, and severe in June, July, and August.
Gulf of Mexico large marine ecosystem
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During sustained hypoxia, increased thalamic gating may decrease respiratory sensory projections to higher centers.
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The effects of hypoxia and air microembolism on pulmonary pressor response and lung fluid exchange were studied in eight conscious goats with chronic lung lymph fistula.
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Other in vitro studies showed that the same cannabinoid could protect against neuronal death in response to hypoxia and glucose deprivation in cell culture conditions, but this effect was not mediated by CBI or CB2 receptors.
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In summary, our data show that the absence of PlGF strongly inhibits mucosal intestinal angiogenesis in acute colitis, which is associated with an early increase in intestinal epithelial hypoxia and aggravation of the course of the disease.
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The SS peptides are currently being tested as a treatment for cytopathic hypoxia in the ICU.
Forever Young
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In addition, the dorsal central column of primary afferent fibers within the spinal cord appears susceptible to the inhibitory effects of hypoxia in rats.
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Sixteen hours later, cells from both groups were subjected to OGD for 6 hrs, fixed under hypoxia, the nuclei were Hoechst-stained and then scored (in a blinded fashion) for presence of either a normal vs pyknotic / mis-shapen / condensed morphology.
PLoS ONE Alerts: New Articles
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A 52 year old woman developed acute dyspnoea and hypoxia two hours after rapid drainage of a large left tuberculous pleural effusion.
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Verapamil, a slow calcium channel blocker minimises cellular injury resulting from calcium influx into cells during hypoxia or ischaemia.
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Transfusions or exchange transfusions are also recommended for patients with severe hypoxia.
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These results demonstrate that malignant cells adapt to hypoxia by modulating alpha-enolase/MBP-1 levels and suggest a mechanism for tumor cell induction of the hyperglycolytic state.
BioMed Central - Latest articles
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Arterial blood gas analysis should be performed to exclude hypoxia and acidosis as contributors to pulmonary hypertension.
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These hemorrhagic and hemolytic events would result in tissue hypoxia that would, in turn, stimulate erythropoiesis.
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Other reasons for sudden death include cardiac dysrhythmias related to hypoxia, hyperinflation leading to air trapping, and tension pneumothorax.
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If cardiac output is compromised, hypoxia of the peripheral tissues may cause lactic acidosis to develop or worsen.
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Tese results indicate under the plateau hypoxia circumstance, the BMS show evident angiectasis and hyperemia and the volume and length of the BMS are higher in acute and subacute periods.
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Although extreme examples, cytopathic hypoxia and MODS can also be a model for aging.
Forever Young
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Hutcheson JC, Stein R, Chacko S, Carr M, Canning DA, Zderic SA: Murine in vitro whole bladder model: A method for assessing phenotypic responses to pharmacologic stimuli and hypoxia.
Publications of the Urology Division
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Unsuspected obstructive fetal neck masses often prove fatal because of an inability to secure an airway and ventilate the neonate, which results in hypoxia and acidosis.
Giant Neck Masses (GNM), Cervical Teratoma
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The hypothetical role of tissue hypoxia also needs to be explored.
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The ill effects included foetal hypoxia and death, neo-natal jaundice and several such complications.
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The most familiar cause of hypoxic hypoxia is the low oxygen content of air at high altitude.
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Just as cytopathic hypoxia is far more important in the generation of MODS than had ever been thought in the past, I propose that cytopathic hypoxia, as seen in the cellular changes of aging, is far more important to the degeneration of the organ systems than was previously believed.
Forever Young
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The direct effect of hypoxia to center is light inhibition.
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Tumors in the tracheobronchial tree often occlude major airways producing obstructive pneumonitis and hypoxia.
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Objective: To study the protective effects and its mechanisms of n-butanol fraction of Potentilla anserine L on Hippocampus neuron of neonatal rats in hypoxia injury .
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Results VEGF, as a mitogen specifically for endothelial cells, could strongly stimulate angiogenesis as well as vascular permeability, especially in hypoxia state.
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To induce left lung alveolar hypoxia, the left mainstem bronchus was reversibly occluded with a microvascular clip.
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The lab currently studies the hypoxia signaling, prolyl hydroxylases and cancer, specifically breast and renal cell carcinoma.
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Result: The survival time of mice for used Gastrodia seed and Nimodipine is longer than that for used anyone of them respectively on loaded swimming test and obturation hypoxia test.
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In the first method, data were analysed against set criteria for hypoxia and tachycardia.
