Results 11 to 20 of about 181,008 (299)

Integrated Targeted and Suspect Screening Workflow for Identifying PFAS of Concern in Urban-Impacted Serbian Rivers [PDF]

Toxics
This study presents the first comprehensive assessment of per- and polyfluoroalkyl substances (PFAS) in surface waters of northern Serbia (Middle Danube region), combining targeted analysis of 25 PFAS with high-resolution mass spectrometry suspect ...
Igor Antić, Maja Buljovčić, Richard E. Cochran, Jelena Živančev, Marta Llorca, Marinella Farré, Dušan Rakić, Ralf Tautenhahn, Nataša Đurišić-Mladenović   +8 more
doaj   +2 more sources

Wide-Scope Target and Suspect Screening of Antibiotics in Effluent Wastewater from Wastewater Treatment Plants in Europe [PDF]

Antibiotics, 2023
The occurrence of antibiotics in the environment could result in the development of antibiotic-resistant bacteria, which could result in a public health crisis. The occurrence of 676 antibiotics and the main transformation products (TPs) was investigated
Kelsey Ng, Nikiforos A. Alygizakis, Nikolaos S. Thomaidis, Jaroslav Slobodnik   +3 more
doaj   +2 more sources

Mycotoxins and Beyond: Unveiling Multiple Organic Contaminants in Pet Feeds Through HRMS Suspect Screening [PDF]

Toxins
This study evaluated 65 commercially available pet feed samples, including 33 cat feeds and 32 dog feeds (dry and wet formulations), for the presence of organic contaminants. These included mycotoxins, pesticides, pharmaceutical residues/veterinary drugs,
Dafni Dematati, Dimitrios Gkountouras, Vasiliki Boti, Triantafyllos Albanis   +3 more
doaj   +2 more sources

Application of Targeted and Suspect Screening Workflows for Cyclic Peptide Cyanotoxin Profiling in Spirulina- and Klamath-Based Food Supplements [PDF]

Foods
Spirulina (Arthrospira spp.) and klamath (Aphanizomenon flos-aquae) are widely consumed cyanobacteria-based food supplements valued for their nutritional and health-promoting properties.
Laura Carbonell-Rozas, M. Mar Aparicio-Muriana, Roberto Romero-González, Antonia Garrido Frenich, Ana M. García-Campaña, Monsalud del Olmo-Iruela   +5 more
doaj   +2 more sources

Suspect Screening of Chemicals in Hospital Wastewaters Using Effect-Directed Analysis Approach as Prioritization Strategy [PDF]

Molecules, 2023
The increasing number of contaminants in the environment has pushed water monitoring programs to find out the most hazardous known and unknown chemicals in the environment.
Naroa Lopez-Herguedas, Leire Mijangos, Iker Alvarez-Mora, Belén González-Gaya, Teresa Uribe-Echeverria, Nestor Etxebarria, Olatz Zuloaga, Maitane Olivares, Ailette Prieto   +8 more
doaj   +2 more sources

Identifying xenobiotic metabolites with in silico prediction tools and LCMS suspect screening analysis [PDF]

Frontiers in Toxicology, 2023
Understanding the metabolic fate of a xenobiotic substance can help inform its potential health risks and allow for the identification of signature metabolites associated with exposure.
Matthew Boyce, Kristin A. Favela, Jessica A. Bonzo, Alex Chao, Lucina E. Lizarraga, Laura R. Moody, Elizabeth O. Owens, Grace Patlewicz, Imran Shah, Jon R. Sobus, Russell S. Thomas, Antony J. Williams, Alice Yau, John F. Wambaugh   +13 more
doaj   +2 more sources

Investigation of New Psychoactive Substances (NPS), Other Illicit Drugs, and Drug-Related Compounds in a Taiwanese Wastewater Sample Using High-Resolution Mass-Spectrometry-Based Targeted and Suspect Screening [PDF]

Molecules, 2023
The proliferation of new psychoactive substances (NPSs) in recent years has posed a significant challenge to public health. Traditional monitoring methods have proven insufficient in tracking these constantly evolving substances, leading to the ...
Yuan-Chih Chen, Jen-Yi Hsu, Chih-Wei Chang, Pin-Yu Chen, Yung-Chieh Lin, I-Lin Hsu, Chiau-Jun Chu, Yen-Ping Lin, Pao-Chi Liao   +8 more
doaj   +2 more sources

Suspect screening of exogenous compounds using multiple reaction screening (MRM) profiling in human urine samples [PDF]

Journal of Chromatography B, 2022
Thousands of chemical compounds produced by industry are dispersed in the human environment widely enough to reach the world population, and the introduction of new chemicals constantly occurs. As new synthetic molecules emerge, rapid analytical workflows for screening possible presence of exogenous compounds in biofluids can be useful as a first pass ...
Marasco, César A., Jr., Edwards, Madison E., Lamarca, Rafaela S., Sobreira, Tiago J. P., Caterino, Jeffrey M., Hains, David S., Schwaderer, Andrew L., de Lima Gomes, Paulo C. F., Ferreira, Christina R.   +8 more
openaire   +4 more sources

Unveiling the global landscape of anabolic steroid residues in beef via integrated targeted quantification and high-resolution suspect screening [PDF]

Current Research in Food Science
Anabolic steroid (AS) residues in animal-derived foods continues to pose a significant concern due to their potential risks to food safety and human health.
Huijing Shen, Xuanyu Wu, Xinyu Ge, Chi Zhang, Rong Liu, Shuang Zhou, Yongning Wu   +6 more
doaj   +2 more sources

Suspect screening analysis to improve untargeted and targeted UHPLC-qToF approaches: the biodegradability of a proton pump inhibitor medicine and a natural medical device [PDF]

Scientific Reports
Suspect screening and untargeted analysis using UHPLC-qToF are two advanced analytical approaches now used to achieve an extensive chemical profile of samples, which are then typically confirmed through targeted analysis.
Luisa Mattoli, Giacomo Proietti, Giada Fodaroni, Claudio Marzio Quintiero, Michela Burico, Mattia Gianni, Emiliano Giovagnoni, Valentino Mercati, Claudio Santi   +8 more
doaj   +2 more sources