Articles with "oxygen levels" as a keyword



Densification mechanism of porous alumina plugs by molten steel with different oxygen levels

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Published in 2018 at "Journal of The European Ceramic Society"

DOI: 10.1016/j.jeurceramsoc.2018.01.031

Abstract: Abstract To investigate the densification of porous alumina plugs, hydrogen measurements, using the Hydris probe system, were performed in molten steel with different oxygen levels at around 1600 °C. The oxygen contents in molten steel were… read more here.

Keywords: oxygen; molten steel; oxygen levels; densification ... See more keywords

Original breveEfecto de la vibración mecánica sobre los niveles de oxígeno transcutáneo medidos en el pie de pacientes con diabetes mellitus tipo 2Effect of mechanical vibration on transcutaneous oxygen levels in the feet of type 2 diabetes mellitus patients

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Published in 2017 at "Medicina Clinica"

DOI: 10.1016/j.medcli.2016.09.045

Abstract: Background and objective Foot conditions in patients with diabetes mellitus (DM) are major causes of morbidity and disability. Whole body vibration may promote blood circulation in the lower limbs, hence facilitating perfusion and promoting the… read more here.

Keywords: oxygen levels; vibration; diabetes mellitus; original breveefecto ... See more keywords

Organosilica Nanosensors for Monitoring Spatiotemporal Changes in Oxygen Levels in Bacterial Cultures.

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Published in 2024 at "ACS sensors"

DOI: 10.1021/acssensors.3c02747

Abstract: Oxygen plays a central role in aerobic metabolism, and while many approaches have been developed to measure oxygen concentration in biological environments over time, monitoring spatiotemporal changes in dissolved oxygen levels remains challenging. To address… read more here.

Keywords: oxygen; spatiotemporal changes; culture; changes oxygen ... See more keywords
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Early oxygen levels contribute to brain injury in extremely preterm infants

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Published in 2021 at "Pediatric Research"

DOI: 10.1038/s41390-021-01460-3

Abstract: Extremely low gestational age newborns (ELGANs) are at risk of neurodevelopmental impairments that may originate in early NICU care. We hypothesized that early oxygen saturations (SpO2), arterial pO2 levels, and supplemental oxygen (FiO2) would associate… read more here.

Keywords: oxygen; oxygen levels; early oxygen; nicu care ... See more keywords

Low oxygen levels caused by Noctiluca scintillans bloom kills corals in Gulf of Mannar, India

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Published in 2020 at "Scientific Reports"

DOI: 10.1038/s41598-020-79152-x

Abstract: Coral reefs around the world are undergoing severe decline in the past few decades. Mass coral mortalities have predominantly been reported to be caused by coral bleaching or disease outbreaks. Temporary hypoxic conditions caused by… read more here.

Keywords: oxygen levels; gulf mannar; noctiluca scintillans; algal blooms ... See more keywords

Phosphonated mesoporous silica nanoparticles bearing ruthenium complexes used as molecular probes for tracking oxygen levels in cells and tissues

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Published in 2021 at "RSC Advances"

DOI: 10.1039/d0ra08771h

Abstract: Molecular oxygen plays an important role in living organisms. Its concentration and fluctuation in cells or tissues are related to many diseases. Therefore, there is a need for molecular systems that can be used to… read more here.

Keywords: phosphonated mesoporous; cells tissues; oxygen; ruthenium complexes ... See more keywords

Strong evidence for a weakly oxygenated ocean–atmosphere system during the Proterozoic

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Published in 2022 at "Proceedings of the National Academy of Sciences of the United States of America"

DOI: 10.1073/pnas.2116101119

Abstract: Significance Earth’s transition from anoxic oceans and atmosphere to a well-oxygenated state led to major changes in nearly every surficial system. However, estimates of surface oxygen levels in the billion years preceding this shift span… read more here.

Keywords: system; ocean atmosphere; oxygen levels; oxygen ... See more keywords

Microfabricated electrochemical oxygen sensors with hydrogel electrolytes for In vivo applications

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Published in 2025 at "Journal of Micromechanics and Microengineering"

DOI: 10.1088/1361-6439/ae2874

Abstract: Sensing oxygen levels in living tissues can be utilized in multiple applications ranging from monitoring exercise state to informing disease severity or clinical diagnosis. To enhance clinical utility, oxygen sensors must be both minimally invasive… read more here.

Keywords: oxygen; microfabricated electrochemical; sensor; electrochemical oxygen ... See more keywords
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Is hypoxia good or bad? Role of oxygen levels in maize kernel development

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Published in 2023 at "Plant Physiology"

DOI: 10.1093/plphys/kiad146

Abstract: Cellular functions of molecular oxygen are diverse. The most prominent role is as a substrate for oxidative phosphorylation and ATP production in the mitochondria. Low oxygen (hypoxia) can thus be detrimental for most plant tissues… read more here.

Keywords: oxygen levels; role; development; physiology ... See more keywords

Optimization of dissolved oxygen levels in extender prevents development of cryocapacitation like changes, oxidative stress and augments zona binding capacity of crossbred bull spermatozoa

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Published in 2021 at "Andrologia"

DOI: 10.1111/and.14331

Abstract: The present study was undertaken to determine the efficacy of partial deoxygenation of extender at constant temperature (35°C) in freezability of crossbred bull semen. The dissolved oxygen (DO) levels were reduced by the use of… read more here.

Keywords: group; oxidative stress; crossbred bull; dissolved oxygen ... See more keywords

Bubbler system design for regulating media oxygen levels in an open testing environment.

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Published in 2025 at "Journal of biomechanical engineering"

DOI: 10.1115/1.4068635

Abstract: Many biological processes are affected by hypoxia. For example, hypoxia has been suggested to be a driver of tendon degeneration especially in conjunction with mechanical stimulation. To better study the effects of both factors on… read more here.

Keywords: system; oxygen; bubbler system; oxygen levels ... See more keywords