Results 11 to 20 of about 1,012,781 (161)

Application of Melting Temperature in Melting Curve of qPCR to Determine Listeria monocytogenes Presence in Golden Needle Mushroom

open access: yesJournal of Food Quality, 2022
This study developed a method to determine Listeria monocytogenes presence in golden needle mushrooms by melting temperature (Tm) in a melting curve of qPCR. For identical samples (n = 35), the results for L.
Yeongeun Seo   +3 more
doaj   +1 more source

Different Mathematical Spectrophotometric Methods for Determination of Ampyrone in Presence of Its Acid Degradation Product

open access: yesAl-Mustansiriyah Journal of Science, 2020
Three simple spectrophotometric methods namely; area under the curve, simultaneous equation method, and modified simultaneous equation method was developed and validated for the determination of Ampyrone with the presence of its acidic product using zero-
Ruba Fahmi Abbas
doaj   +1 more source

A new approach for investigating the relative contribution of basal glucose and postprandial glucose to HbA1C

open access: yesNutrition & Diabetes, 2021
To develop an accurate method for evaluating the relative contributions of basal glucose (BG) and postprandial glucose (PPG) to glycated haemoglobin (HbA1c) in subjects with hyperglycaemia using a Continuous Glucose Monitoring System (CGMS®).
Jing Ma   +11 more
doaj   +1 more source

Cortical potential imaging using L-curve and GCV method to choose the regularisation parameter [PDF]

open access: yesNonlinear Biomedical Physics, 2010
The electroencephalography (EEG) is an attractive and a simple technique to measure the brain activity. It is attractive due its excellent temporal resolution and simple due to its non-invasiveness and sensor design. However, the spatial resolution of EEG is reduced due to the low conducting skull.
Subramaniyam, Narayan P   +3 more
openaire   +2 more sources

Detecting Periodically Expressed Genes based on Time-frequency Analysis and L-curve Method [PDF]

open access: yes18th International Conference on Pattern Recognition (ICPR'06), 2006
In microarray experiments, gene expression profiles are often affected by biological properties, such as synchronization loss, and show some non-stationarity. Worse still, the microarray data usually suffers from missing values. The conventional spectrum-based methods, when used to identify a subset of genes that are periodically expressed, are ...
Xiangchao Gan   +2 more
openaire   +1 more source

Accounting for apparatus function when registering experimental data: peculiarity of choosing regularization parameter by L-curve criterion at deconvolution of the spectrum

open access: yesЯдерна фізика та енергетика, 2019
Within the framework of the problem of spectrum deconvolution, variant of the choice of the regularization parameter by criterion of the L-curve, based on the displacement along the points of the L-curve graph, is proposed. An analysis of dependencies on
A. M. Sokolov
doaj   +1 more source

Critical Quality Control on Determination of Boron Using ICP-OES with Gravimetric Method

open access: yesIndonesian Journal of Chemical Analysis, 2022
Critical quality control on the determination of boron using ICP-EOS with gravimetric method is carried out. This study was conducted to examine the critical aspects which include linearity, LOD, LOQ, precision, and accuracy.
Oktavia Isma Robbika   +2 more
doaj   +1 more source

Spectrum deconvolution: the indicator for the balance region and regularization parameter choice by the +S-curve method [PDF]

open access: yesЯдерна фізика та енергетика
When solving the problem of spectrum deconvolution, i.e., the problem of eliminating the distorting influence of equipment during the registration of experimental spectrometric data, the choice of the regularization parameter (RP) in the commonly used ...
A. M. Sokolov
doaj   +1 more source

Suitability of L- and U-Curve Methods for Calculating Reasonable Adsorption Energy Distributions from Nitrogen Adsorption Isotherms

open access: yesAdsorption Science & Technology, 2014
Adsorption energy distributions (AEDs) can be calculated from measured adsorption isotherms by numerical methods upon regularization of the adsorption integral equation.
Steffen Arnrich   +3 more
doaj   +1 more source

Development and Validation of a Novel Kinetic Spectrophotometric Method for Determining N-acetyl-L-cysteine [PDF]

open access: yesKemija u Industriji
N-acetyl-L-cysteine (NAC) is a precursor of glutathione and a natural antioxidant. It is used to treat paracetamol overdose and to dissolve thick bronchial mucus.
Maja Biočić Šormaz   +2 more
doaj   +1 more source

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