Articles with "quantitative measurement" as a keyword



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Quantitative measurement of redox state in human brain by 31P MRS at 7T with spectral simplification and inclusion of multiple nucleotide sugar components in data analysis

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Published in 2020 at "Magnetic Resonance in Medicine"

DOI: 10.1002/mrm.28306

Abstract: To develop a simplified method for quantitative measurement of NAD+/NADH (nicotinamide adenine dinucleotides) levels in human brain by 31P MRS without interference from the α‐ATP signal and with inclusion of multiple UDP‐sugar components. read more here.

Keywords: 31p mrs; quantitative measurement; human brain; inclusion multiple ... See more keywords
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Quantitative Measurement of Cholesterol in Cell Populations Using Flow Cytometry and Fluorescent Perfringolysin O.

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Published in 2017 at "Methods in molecular biology"

DOI: 10.1007/978-1-4939-6875-6_8

Abstract: Methods to quantify intracellular cholesterol are valuable for the study of its trafficking and storage in normal cells and in lysosomal storage disorders. Traditionally, cholesterol has been tracked using the small molecule, filipin. Filipin can… read more here.

Keywords: perfringolysin; quantitative measurement; cell populations; measurement cholesterol ... See more keywords
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Anomalies in quantitative measurement of 40K in natural samples

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Published in 2018 at "Journal of Radioanalytical and Nuclear Chemistry"

DOI: 10.1007/s10967-018-5777-5

Abstract: Efficiency calibration by standard materials of known activity is usual protocol for γ-ray spectrometry. In general, 40K activity is measured from proper efficiency calibration covering broad energy range within which the 1460.83 keV photopeak falls. However,… read more here.

Keywords: anomalies quantitative; quantitative measurement; activity; calibration ... See more keywords
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Domains of teacher identity: A review of quantitative measurement instruments

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Published in 2019 at "Educational Research Review"

DOI: 10.1016/j.edurev.2019.01.003

Abstract: Abstract This study provides an overview of components of teacher identity that are found in quantitative measurement instruments; and reports on the psychometric quality of these measurement instruments. Our search included studies that assessed components… read more here.

Keywords: teacher identity; quantitative measurement; measurement instruments; identity ... See more keywords
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Quantitative measurement of solid fraction in a silo using SPRITE.

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Published in 2021 at "Journal of magnetic resonance"

DOI: 10.1016/j.jmr.2021.106935

Abstract: The purpose of this study is to develop MRI methods to measure the solid fraction in granular flows quantitatively. It is increasingly recognised that solid fraction plays a key role in granular rheology, but experimental… read more here.

Keywords: image; quantitative measurement; field; solid fraction ... See more keywords
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Quantitative measurement of nanofriction between PMMA thin films and various AFM probes

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Published in 2021 at "Measurement"

DOI: 10.1016/j.measurement.2020.108267

Abstract: Abstract This study reports the quantitative, precise and accurate results of nanoscale friction measurements with the use of an Atomic Force Microscope calibrated with a precise nanoforce sensor. For this purpose, three samples of spin-coated… read more here.

Keywords: quantitative measurement; friction; measurement nanofriction; nanofriction pmma ... See more keywords
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Rapid and Quantitative Measurement of Single Quantum Dots in a Sheath Flow Cuvette.

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Published in 2017 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.7b01885

Abstract: Semiconducting quantum dots (QDs) are finding a wide range of biomedical applications due to their intense fluorescence brightness and long-term photostability. Here, we report precise quantification of the fluorescence intensity of single QDs on a… read more here.

Keywords: quantitative measurement; rapid quantitative; measurement; single quantum ... See more keywords
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Quantitative Measurement of Intrinsic GTP Hydrolysis for Carcinogenic Glutamine 61 Mutants in H-Ras.

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Published in 2018 at "Biochemistry"

DOI: 10.1021/acs.biochem.8b00878

Abstract: Mutations of human oncoprotein p21H-Ras (hereafter "Ras") at glutamine 61 are known to slow the rate of guanosine triphosphate (GTP) hydrolysis and transform healthy cells into malignant cells. It has been hypothesized that this glutamine… read more here.

Keywords: gtp hydrolysis; quantitative measurement; active site; hydrolysis ... See more keywords
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Pyrolysis Two-Dimensional GC-MS of Miscanthus Biomass: Quantitative Measurement Using an Internal Standard Method

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Published in 2017 at "Energy & Fuels"

DOI: 10.1021/acs.energyfuels.6b02645

Abstract: Accurate measurement of biomass pyrolysis products can provide valuable guidance for thermal processing. However, pyrolysis generates large numbers of compounds in varying concentrations, factors that can make compound identification and quantitation difficult. In this study,… read more here.

Keywords: pyrolysis two; quantitative measurement; pyrolysis; two dimensional ... See more keywords
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Quantitative Measurement of Cytosolic and Nuclear Penetration of Oligonucleotide Therapeutics.

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Published in 2022 at "ACS chemical biology"

DOI: 10.1021/acschembio.1c00830

Abstract: A major obstacle in the development of effective oligonucleotide therapeutics is a lack of understanding about their cytosolic and nuclear penetration. To address this problem, we have applied the chloroalkane penetration assay (CAPA) to oligonucleotide… read more here.

Keywords: quantitative measurement; penetration; nuclear penetration; cytosolic nuclear ... See more keywords
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Quantitative Measurement of the Optical Cross Sections of Single Nano-objects by Correlative Transmission and Scattering Microspectroscopy

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Published in 2019 at "ACS Photonics"

DOI: 10.1021/acsphotonics.9b00727

Abstract: The scattering and absorption of light by nano-objects is a key physical property exploited in many applications, including biosensing and photovoltaics. Yet, its quantification at the single object level is challenging and often requires expensive… read more here.

Keywords: single nano; quantitative measurement; transmission; cross ... See more keywords