Results 11 to 20 of about 21,610 (241)

Analysis of Pork in Beef Sausages Using LC-Orbitrap HRMS Untargeted Metabolomics Combined with Chemometrics for Halal Authentication Study

Molecules, 2023
Beef sausage (BS) is one of the most favored meat products due to its nutrition and good taste. However, for economic purposes, BS is often adulterated with pork by unethical players.
Anjar Windarsih, Nor Kartini Abu Bakar, Dachriyanus, Nancy Dewi Yuliana, Florentinus Dika Octa Riswanto, Abdul Rohman   +5 more
doaj   +1 more source

Progress on Liquid Chromatography-High Resolution Mass Spectrometry in the Determination of Veterinary Drug Residues: A Review [PDF]

Shipin Kexue, 2023
With the rapid development of social economy and the continuous improvement of people’s living standards, the demand for foods of animal origin is also increasing.
ZHENG Yaolin, LIN Qiufeng, YANG Le, ZHOU Ruizheng, SHEN Changying, YI Huajuan, WU Jiafeng
doaj   +1 more source

Machine Learning Tools Can Pinpoint High-Risk Water Pollutants

Proceedings, 2023
Liquid chromatography–high-resolution mass spectrometry (LC/HRMS) is a powerful tool for detecting chemicals that are present in low concentrations [...]
Helen Sepman, Pilleriin Peets, Lisa Jonsson, Louise Malm, Malte Posselt, Matthew MacLeod, Jonathan Martin, Magnus Breitholtz, Michael McLachlan, Anneli Kruve   +9 more
doaj   +1 more source

Application of an Integrated and Open Source Workflow for LC-HRMS Plant Metabolomics Studies. Case-Control Study: Metabolic Changes of Maize in Response to Fusarium verticillioides Infection

Frontiers in Plant Science, 2020
Liquid chromatography coupled with high-resolution mass spectrometry (LC-HRMS) represents the most powerful metabolomics platform to investigate biological systems.
Biancamaria Ciasca, Alessandra Lanubile, Adriano Marocco, Michelangelo Pascale, Antonio F. Logrieco, Veronica M. T. Lattanzio   +5 more
doaj   +1 more source

Reductive Amination for LC–MS Signal Enhancement and Confirmation of the Presence of Caribbean Ciguatoxin-1 in Fish

Toxins, 2022
Ciguatera poisoning is a global health concern caused by the consumption of seafood containing ciguatoxins (CTXs). Detection of CTXs poses significant analytical challenges due to their low abundance even in highly toxic fish, the diverse and in-part ...
Fedor Kryuchkov, Alison Robertson, Elizabeth M. Mudge, Christopher O. Miles, Soetkien Van Gothem, Silvio Uhlig   +5 more
doaj   +1 more source

Automated Near Real-Time QC for LC-HRMS. [PDF]

Rapid Commun Mass Spectrom
ABSTRACT Rationale The quality of analytical measurements is typically evaluated after completion of the entire, or possibly multiple, measurement batch(es). Automated, near real‐time quality control (QC) during LC‐HRMS acquisition can prevent reruns and sample loss by flagging issues as they occur.
Mohr MJ, Strähle L, Bader T, Leurle P, Christensen JH, Seitz W, Winzenbacher R.   +6 more
europepmc   +2 more sources

HPTLC-PCA Complementary to HRMS-PCA in the Case Study of Arbutus unedo Antioxidant Phenolic Profiling

Foods, 2019
A comparison between High-Performance Thin-Layer Chromatography (HPTLC) analysis and Liquid Chromatography High Resolution Mass Spectrometry (LC−HRMS), coupled with Principal Component Analysis (PCA) was carried out by performing a combined ...
Mariateresa Maldini, Gilda D’Urso, Giordana Pagliuca, Giacomo Luigi Petretto, Marzia Foddai, Francesca Romana Gallo, Giuseppina Multari, Donatella Caruso, Paola Montoro, Giorgio Pintore   +9 more
doaj   +1 more source

Extraction and cleansing of data for a non-targeted analysis of high-resolution mass spectrometry data of wastewater

MethodsX, 2018
We provide a workflow to extract unidentified signals from chromatography-high resolution mass spectrometry (LC-HRMS) data of wastewater samples as a pre-step of a non-targeted analysis of dissolved organic matter (DOM).
Yaroslav Verkh, Marko Rozman, Mira Petrovic   +2 more
doaj   +1 more source

A Multi-Label Classifier for Predicting the Most Appropriate Instrumental Method for the Analysis of Contaminants of Emerging Concern

Metabolites, 2022
Liquid chromatography-high resolution mass spectrometry (LC-HRMS) and gas chromatography-high resolution mass spectrometry (GC-HRMS) have revolutionized analytical chemistry among many other disciplines.
Nikiforos Alygizakis, Vasileios Konstantakos, Grigoris Bouziotopoulos, Evangelos Kormentzas, Jaroslav Slobodnik, Nikolaos S. Thomaidis   +5 more
doaj   +1 more source

Data on the optimisation and validation of a liquid chromatography-high-resolution mass spectrometry (LC-HRMS) to establish the presence of phosphodiesterase 5 (PDE5) inhibitors in instant coffee premixes

Data in Brief, 2019
This paper presents the data on the optimisation and validation of a liquid chromatography-high-resolution mass spectrometry (LC-HRMS) to establish the presence of phosphodiesterase 5 (PDE5) inhibitors and their analogues as adulterants in instant coffee
Ahmad Yusri Mohd Yusop, Linda Xiao, Shanlin Fu   +2 more
doaj   +1 more source