oxygen tension
Measurements of the Oxygen Tension in the Lumen of the Small Intestine of the Domestic Duck
... The aim of the work described in this paper was to measure the oxygen tension across the lumen of the small intestines of domestic ducks, with special reference to the region of the lume[r] ...
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Measurement and manipulation of tumour oxygen tension
... measuring oxygen tension with the Eppendorf pOi histograph, and its inability to discriminate against necrotic non-clonogenic ...f oxygen tension was not significant in these tumours ...the ...
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Easy to use and reliable technique for online dissolved oxygen tension measurement in shake flasks using infrared fluorescent oxygen-sensitive nanoparticles
... dissolved oxygen tension (DOT) is a key experimental parameter, its accurate determination during the course of experiment is ...pended oxygen-sensitive nanoparticles, is presented in this ...
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The control of ventilatory and cardiac responses to changes in ambient oxygen tension and oxygen demand in octopus
... 6.7 kPa (140 to 50 mmHg), P V (the pressure pulse driving the ventilatory flow, measured inside the mantle cavity) can more than double while f V (the ventilation frequency) increases by a few per cent at most. Both ...
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The respiratory responses of Carcinus maenas to declining oxygen tension
... where Poa = oxygen tension of the prebranchial blood ; P o 0 a = oxygen tension of the postbranchial blood; Co> Oa = oxygen content vols % of the postbranchial blood; CB> Oa = oxygen con[r] ...
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Low Oxygen Tension Enhances Hepatitis C Virus Replication
... Low oxygen tension exerts a significant effect on the replication of several DNA and RNA viruses in cultured ...atmospheric oxygen levels despite the fact that the liver tissue microenvironment is ...
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Low oxygen tension is a more potent promoter of chondrogenic
... factors, such as loading, fixation stiffness and gap size (Choe et al., 1998; Goodship and Cunningham, 2001; Lacroix and Prendergast, 2002). Pauwels (1980) proposed that stress and strain invariants guide the ...
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Oxygen Tension Measurements on Digital Blood in the Newborn
... ability of oxygen tension measurements on artenialized capillary blood in the newborn. Arch.[r] ...
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OXYGEN TENSION OF TISSUES BY THE POLAROGRAPHIC METHOD IV SKIN OXYGEN TENSION VS ARTERIAL OXYGEN SATURATION; RELATIONSHIP TO OXYHEMOGLOBIN DISSOCIATION CURVE
... Under the conditions of these experiments, in[ which an attempt was made to maintain a rapid cutaneous circulation, the oxygen tension of the skin, measured polarographically by the oxyg[r] ...
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CONTINUOUS MEASUREMENTS OF INTRAVASCULAR OXYGEN TENSION IN NORMAL ADULTS
... With this device we studied a group of normal young adults and have obtained continuous measurements of arterial oxygen tension while they were in a resting state breathing room air, and[r] ...
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Alterations in pulmonary surface active lipids during exposure to increased oxygen tension
... Our purpose in the present experiment was to induce changes in pulmonary surface tension in dogs by exposure to increased oxygen tension, to remove pulmonary surfactant by endobronchial [r] ...
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OXYGEN TENSION OF TISSUES BY THE POLAROGRAPHIC METHOD VI EFFECT OF CHANGES IN POSITION ON OXYGEN TENSION OF THE SKIN OF TOES
... The increase in oxygen tension of the skin of the feet when dependent and its decrease on elevation may result-from slight changes in blood flow, although blood flow changes were not det[r] ...
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Comparison of Transcutaneous Oxygen Tension With Arterial Oxygen Tension in Newborn Infants With Severe Respiratory Illnesses
... Transcutaneous oxygen tension (tcPO7), mea- sured by two skin electrodes of different design, and arterial oxygen tension (PaO), measured by an intravascular oxygen electrode, were conti[r] ...
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Oxygen Tension: Direct Observations on the Critical Level for the Brain
... The important conclusion is that steady-state changes in the respira- tory chain components can be demonstrated in intact tissues when the rate of o.. Fluorometric Me[r] ...
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Online monitoring of dissolved oxygen tension in microtiter plates based on infrared fluorescent oxygen-sensitive nanoparticles
... the oxygen sensitive fluores- cent dyes for the DOT measurement (505 nm) were identified as reason for the interferences ...optical oxygen sensor with red light excitation that should be more suitable to ...
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Continuous Monitoring of Arterial Oxygen Tension in Infants: Four Years of Experience with an Intravascular Oxygen Electrode
... Blood pressure measure- ments made in 148 infants while the intravascular electrode was in place never gave values above the normal range.8’9 Coagulation studies gave abnormal values,’0”[r] ...
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OXYGEN TENSION OF TISSUES BY THE POLAROGRAPHIC METHOD I INTRODUCTION: OXYGEN TENSION AND BLOOD FLOW OF THE SKIN OF HUMAN EXTREMITIES
... Trials of calibration from deflections obtained in free solutions yielded values of 02 tension in normal intact skin less than a third of that expected on the basis of known oxygen conte[r] ...
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The effect of oxygen tension on calcium homeostasis in bovine articular chondrocytes
... During longer term incubations (>3 hours), cells were maintained at the correct O 2 tension in a variable O 2 /CO 2 incubator (Galaxy R, RS Biotech, Irvine, UK). For shorter term incubations, cells were placed ...
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Transcutaneous Determination of Arterial Oxygen Tension
... In newborn and premature infants, oxygen toxicity has greater significance than at any other period of life: retrolental fibroplasia may occur as a sequel of elevated oxygen pressure dur[r] ...
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Transcutaneous Oxygen Tension Measurements in Newborn Infants
... (3) It takes some time for any arterial oxygen to diffuse through the cutaneous membrane to the electrode. The time factors for the Po2 and tc Po2 curves therefore differ. The response t[r] ...
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