Monitoring the Oxidative Stability of Monovarietal Extra Virgin Olive Oils by UV–Vis Spectroscopy and MCR–ALS
Sign Up to like & getrecommendations! Published in 2018 at "Food Analytical Methods"
DOI: 10.1007/s12161-018-1149-6
Abstract: The extra virgin olive oil (EVOO) has a certain oxidation resistance when compared to other vegetable oils without refining process, due to their large composition of monounsaturated fatty acids, antioxidants, and bio-compounds. The main of… read more here.
Keywords: extra virgin; vis spectroscopy; mcr als; virgin olive ... See more keywords
Untargeted assignment and automatic integration of 1H NMR metabolomic datasets using a multivariate curve resolution approach.
Sign Up to like & getrecommendations! Published in 2017 at "Analytica chimica acta"
DOI: 10.1016/j.aca.2017.02.010
Abstract: In this article, we propose the use of the Multivariate Curve Resolution - Alternating Least Squares (MCR-ALS) chemometrics method to resolve the 1H NMR spectra and concentration of the individual metabolites in their mixtures in… read more here.
Keywords: multivariate curve; curve resolution; mcr als;
A single MCR‐ALS model for drug analysis in different formulations: Application on diazepam commercial preparations
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Pharmaceutical and Biomedical Analysis"
DOI: 10.1016/j.jpba.2016.10.022
Abstract: HIGHLIGHTSMCR‐ALS modelling was used to quantify diazepam in 30 commercial liquid formulations.MCR calibration was run on the UV–vis data of the commercial DZP samples.This model was optimized by appropriate selection of the most useful wavelengths.The… read more here.
Keywords: diazepam commercial; analysis; drug; mcr als ... See more keywords
Single pixel quantification strategies using middle infrared hyperspectral imaging of lignocellulosic fibers and MCR-ALS analysis
Sign Up to like & getrecommendations! Published in 2017 at "Microchemical Journal"
DOI: 10.1016/j.microc.2017.05.019
Abstract: Abstract The surface of lignocellulosic pulp fibers was studied at microscopic level using Fourier transformed infrared imaging to obtain information regarding pattern distribution and concentration of the lignocellulosic components. As each pixel of the hyperspectral… read more here.
Keywords: analysis; mcr als; single pixel; als analysis ... See more keywords
MCR-ALS of voltammetric data for the study of environmentally relevant substances
Sign Up to like & getrecommendations! Published in 2020 at "Microchemical Journal"
DOI: 10.1016/j.microc.2020.105177
Abstract: Abstract A critical revision is made on the main approaches and results arising from the combination of multivariate curve resolution by alternating least squares (MCR-ALS) and electroanalytical measurements in the field of environmental analytical chemistry.… read more here.
Keywords: study environmentally; study; mcr als; data study ... See more keywords
Protein Structural Denaturation Evaluated by MCR-ALS of Protein Microarray FTIR Spectra.
Sign Up to like & getrecommendations! Published in 2021 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.1c01416
Abstract: The loss of native structure is common in proteins. Among others, aggregation is one structural modification of particular importance as it is a major concern for the efficiency and safety of biotherapeutic proteins. Yet, recognizing… read more here.
Keywords: protein; denaturation evaluated; protein structural; mcr als ... See more keywords
Multiplex Detection of Antibiotic Residues in Milk: Application of MCR-ALS on Excitation-Emission Matrix Fluorescence (EEMF) Data Sets.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.1c05592
Abstract: The presence of antibiotics and their metabolites in milk and dairy products is a serious concern because of their harmful effects on human health. In the current study, a novel synergistic bimetallic nanocluster with gold… read more here.
Keywords: mcr als; emission matrix; emission; excitation emission ... See more keywords
The study of the influence of Mg(II) and Ca(II) ions on caffeic acid autoxidation in weakly alkaline aqueous solution using MCR-ALS analysis of spectrophotometric data
Sign Up to like & getrecommendations! Published in 2018 at "New Journal of Chemistry"
DOI: 10.1039/c8nj00871j
Abstract: UV-Visible spectrophotometry was used to study the influence of Mg(II) and Ca(II) ions on caffeic acid (CA) autoxidation in weakly alkaline aqueous solution. While the autoxidation rate was very slow in the absence of metal… read more here.
Keywords: mcr als; influence ions; als analysis; autoxidation ... See more keywords
Simultaneous Determination of the Acid Dissociation Constants of Phenolics by Multivariate Analysis of pH and Ultraviolet-Visible Spectrophotometric Measurements
Sign Up to like & getrecommendations! Published in 2021 at "Analytical Letters"
DOI: 10.1080/00032719.2021.1880424
Abstract: Abstract In the development of new commercial products in the pharmaceutical and food industries, acid dissociation constant (Ka) values of active and inactive ingredients are important factors for the estimation of the biological activity. In… read more here.
Keywords: simultaneous determination; dissociation; acid dissociation; mcr als ... See more keywords
ROIMCR: a powerful analysis strategy for LC-MS metabolomic datasets
Sign Up to like & getrecommendations! Published in 2019 at "BMC Bioinformatics"
DOI: 10.1186/s12859-019-2848-8
Abstract: BackgroundThe analysis of LC-MS metabolomic datasets appears to be a challenging task in a wide range of disciplines since it demands the highly extensive processing of a vast amount of data. Different LC-MS data analysis… read more here.
Keywords: methodology; metabolomic datasets; analysis; analysis strategy ... See more keywords