Articles with "oxygen level" as a keyword



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QQ-NET - using deep learning to solve quantitative susceptibility mapping and quantitative blood oxygen level dependent magnitude (QSM+qBOLD or QQ) based oxygen extraction fraction (OEF) mapping.

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Published in 2021 at "Magnetic resonance in medicine"

DOI: 10.1002/mrm.29057

Abstract: PURPOSE To improve accuracy and speed of quantitative susceptibility mapping plus quantitative blood oxygen level-dependent magnitude (QSM+qBOLD or QQ) -based oxygen extraction fraction (OEF) mapping using a deep neural network (QQ-NET). METHODS The 3D multi-echo… read more here.

Keywords: oxygen; quantitative blood; susceptibility mapping; oxygen level ... See more keywords
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Variation of branched tetraethers with soil depth in relation to non-temperature factors: Implications for paleoclimate reconstruction

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Published in 2021 at "Chemical Geology"

DOI: 10.1016/j.chemgeo.2021.120211

Abstract: Abstract Branched glycerol dialkyl glycerol tetraethers (brGDGTs) are bacterial membrane lipids that have been extensively used as tools for paleoclimate reconstruction. Temperature and pH were thought to be two major factors affecting the distributions of… read more here.

Keywords: reconstruction; temperature; mbt; oxygen level ... See more keywords
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Developmental plasticity and stability in the tracheal networks supplying Drosophila flight muscle in response to rearing oxygen level.

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Published in 2018 at "Journal of insect physiology"

DOI: 10.1016/j.jinsphys.2017.09.006

Abstract: While it is clear that the insect tracheal system can respond in a compensatory manner to both hypoxia and hyperoxia, there is substantial variation in how different parts of the system respond. However, the response… read more here.

Keywords: oxygen; rearing oxygen; flight muscle; oxygen level ... See more keywords
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Luminescent molecules of main group elements: Recent advances on synthesis, properties and their application on fluorescent bioimaging (FBI) ☆

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Published in 2018 at "Journal of Luminescence"

DOI: 10.1016/j.jlumin.2017.11.042

Abstract: Abstract The Environment-related parameters, including pH, oxygen level and viscosity play pivotal functions in controlling the physical, chemical and biological performance of local molecules. Irregular modification in these features would cause cellular malfunction can indicate… read more here.

Keywords: main group; luminescent molecules; level; oxygen level ... See more keywords
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Utility of Preoperative Blood-Oxygen-Level-Dependent Functional MR Imaging in Patients with a Central Nervous System Neoplasm.

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Published in 2019 at "Radiologic clinics of North America"

DOI: 10.1016/j.rcl.2019.07.006

Abstract: Functional neuroimaging provides means to understand the relationship between brain structure and associated functions. Functional MR (fMR) imaging can offer a unique insight into preoperative planning for central nervous system (CNS) neoplasms by identifying areas… read more here.

Keywords: fmr imaging; nervous system; central nervous; level dependent ... See more keywords
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A pilot study on the association between the blood oxygen level-dependent signal in the reward system and dopamine transporter availability in adults with attention deficit hyperactivity disorder

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Published in 2020 at "CNS Spectrums"

DOI: 10.1017/s1092852920001133

Abstract: Abstract Background It is well-known that attention deficit hyperactivity disorder (ADHD) is associated with changes in the dopaminergic system. However, the relationship between central dopaminergic tone and the blood oxygen level-dependent (BOLD) signal during receipt… read more here.

Keywords: oxygen level; blood oxygen; availability; deficit hyperactivity ... See more keywords
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Pd/PdO Electrocatalysts Boost Their Intrinsic Nitrogen Reduction Reaction Activity and Selectivity via Controllably Modulating the Oxygen Level.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c02329

Abstract: The electrocatalytic nitrogen reduction reaction (eNRR) is regarded as promising sustainable ammonia (NH3) production alternative to the industrial Haber-Bosch process. However, the current electrocatalytic systems still exhibit a grand challenge to simultaneously boost their eNRR… read more here.

Keywords: spectroscopy; oxygen level; reduction reaction; nitrogen reduction ... See more keywords
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Tumor Tissue Detection using Blood-Oxygen-Level-Dependent Functional MRI based on Independent Component Analysis

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/s41598-017-18453-0

Abstract: Accurate delineation of gliomas from the surrounding normal brain areas helps maximize tumor resection and improves outcome. Blood-oxygen-level-dependent (BOLD) functional MRI (fMRI) has been routinely adopted for presurgical mapping of the surrounding functional areas. For… read more here.

Keywords: detection; fmri; component; oxygen level ... See more keywords
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The Not-So-Global Blood Oxygen Level-Dependent Signal

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Published in 2018 at "Brain connectivity"

DOI: 10.1089/brain.2017.0517

Abstract: Global signal regression is a controversial processing step for resting-state functional magnetic resonance imaging, partly because the source of the global blood oxygen level-dependent (BOLD) signal remains unclear. On the one hand, nuisance factors such… read more here.

Keywords: global signal; level dependent; signal; global blood ... See more keywords
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A New Approach for Functional Connectivity via Alignment of Blood Oxygen Level-Dependent Signals

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Published in 2019 at "Brain connectivity"

DOI: 10.1089/brain.2018.0636

Abstract: Due to technological advances, spatially indexed objects, such as blood oxygen level-dependent time series or electroencephalography data, are commonly observed across different scientific disciplines. Such object data are typically high dimensional and therefore challenging to… read more here.

Keywords: connectivity; level dependent; oxygen level; new approach ... See more keywords
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Effect of Dopaminergic Medications on Blood Oxygen Level-Dependent Variability and Functional Connectivity in Parkinson's Disease and Healthy Aging

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Published in 2019 at "Brain connectivity"

DOI: 10.1089/brain.2019.0677

Abstract: Both functional connectivity (FC) and blood oxygen level-dependent (BOLD) signal variability (SDBOLD) are methods to examine the physiological state of the brain. Although they are derived from signal changes and are related, few studies have… read more here.

Keywords: connectivity; dopaminergic medications; level dependent; oxygen level ... See more keywords