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A list of all pages that have property "Description" with value "[[File:Oxia terms.png|right|300px|link=https://www.oroboros.at/index.php/product/oxia/|Oxia]] '''Normoxia''' is a reference state, frequently considered as air-level oxygen pressure at sea level (c. 20 kPa in water vapor saturated air) as environmental normoxia. Intracellular tissue normoxia is variable between organisms and tissues, and intracellular oxygen pressure is frequently well below air-level ''p''<sub>O<sub>2</sub></sub> as a result of cellular (mainly mitochondrial) oxygen consumption and oxygen gradients along the respiratory cascade. Oxygen pressure drops from ambient normoxia of 20 kPa to alveolar normoxia of 13 kPa, while extracellular normoxia may be as low as 1 to 5 kPa in solid organs such as heart, brain, kidney and liver. Pericellular ''p''<sub>O<sub>2</sub></sub> of cells growing in monolayer cell cultures may be [[hypoxic]] compared to tissue normoxia when grown in ambient normoxia (95 % air and 5 % CO<sub>2</sub>) and a high layer of culture medium causing oxygen diffusion limitation at high respiratory activity, but pericellular ''p''<sub>O<sub>2</sub></sub> may be effectively [[hyperoxic]] in cells with low respiratory rate with a thin layer of culture medium (<2 mm). Intracellular oxygen levels in well-stirred suspended small cells (5 - 7 mm diameter; endothelial cells, fibroblasts) are close to ambient ''p''<sub>O<sub>2</sub></sub> of the incubation medium, such that matching the experimental intracellular ''p''<sub>O<sub>2</sub></sub> to the level of intracellular tissue normoxia requires lowering the ambient ''p''<sub>O<sub>2</sub></sub> of the medium to avoid hyperoxia.". Since there have been only a few results, also nearby values are displayed.

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    • Normoxia  + ([[File:Oxia terms.png|right|300px|link=htt[[File:Oxia terms.png|right|300px|link=https://www.oroboros.at/index.php/product/oxia/|Oxia]]</br>'''Normoxia''' is a reference state, frequently considered as air-level oxygen pressure at sea level (c. 20 kPa in water vapor saturated air) as environmental normoxia. Intracellular tissue normoxia is variable between organisms and tissues, and intracellular oxygen pressure is frequently well below air-level ''p''<sub>O<sub>2</sub></sub> as a result of cellular (mainly mitochondrial) oxygen consumption and oxygen gradients along the respiratory cascade. Oxygen pressure drops from ambient normoxia of 20 kPa to alveolar normoxia of 13 kPa, while extracellular normoxia may be as low as 1 to 5 kPa in solid organs such as heart, brain, kidney and liver. Pericellular ''p''<sub>O<sub>2</sub></sub> of cells growing in monolayer cell cultures may be [[hypoxic]] compared to tissue normoxia when grown in ambient normoxia (95 % air and 5 % CO<sub>2</sub>) and a high layer of culture medium causing oxygen diffusion limitation at high respiratory activity, but pericellular ''p''<sub>O<sub>2</sub></sub> may be effectively [[hyperoxic]] in cells with low respiratory rate with a thin layer of culture medium (<2 mm). Intracellular oxygen levels in well-stirred suspended small cells (5 - 7 mm diameter; endothelial cells, fibroblasts) are close to ambient ''p''<sub>O<sub>2</sub></sub> of the incubation medium, such that matching the experimental intracellular ''p''<sub>O<sub>2</sub></sub> to the level of intracellular tissue normoxia requires lowering the ambient ''p''<sub>O<sub>2</sub></sub> of the medium to avoid hyperoxia.O<sub>2</sub></sub> to the level of intracellular tissue normoxia requires lowering the ambient ''p''<sub>O<sub>2</sub></sub> of the medium to avoid hyperoxia.)