Zobrazeno 1 - 10
of 66
pro vyhledávání: '"Saskia S. Sterk"'
Publikováno v:
Heliyon, Vol 10, Iss 18, Pp e37460- (2024)
The ban of antiviral drugs in food-producing animals in several parts of the world, latest by Commission Delegated Regulation (EU) 2022/1644, has increased the need for food control laboratories to develop analytical methods and perform official cont
Externí odkaz:
https://doaj.org/article/9d5263fa9d99489f9529a045bf265923
Autor:
Anna Gadaj, Emiliano Ventura, Jim Healy, Francesco Botrè, Saskia S. Sterk, Tom Buckley, Mark H. Mooney
Publikováno v:
MethodsX, Vol 7, Iss , Pp 100926- (2020)
Selective androgen receptor modulators (SARMs) represent non-steroidal agents commonly abused in human and animal (i.e. equine, canine) sports, with potential for further misuse as growth promoting agents in livestock-based farming. As a direct respo
Externí odkaz:
https://doaj.org/article/e7895ee007e24894841daecd9b153b35
Publikováno v:
Food Control, 149
Food Control 149 (2023)
Food Control 149 (2023)
Autor:
Anoop A. Krishnan, Venkateswarlu Thelukutla, Anoop S. Sengar, Archa Vijayan, Sisira Raveendran, Praveen Malekadi, Saskia S. Sterk, Ravi Shanker, J. S. Reddy
Publikováno v:
Food Additives and Contaminants-Part A 40 (2023) 2
Food Additives and Contaminants-Part A, 40(2), 222-234
Food Additives and Contaminants-Part A, 40(2), 222-234
For the simultaneous identification and quantification of five nitrofurans metabolites in farmed shrimp and fish, 3-amino-2-oxazolidinone (AOZ), 3-amino-5-morpholinomethyl-2-oxazolidinone (AMOZ), 1-aminohydantoine (AHD), semicarbazide (SEM), and 3,5-
Autor:
Josha Jager, Marco Blokland, Saskia S. Sterk, Michel W. F. Nielen, Janusz Pawliszyn, Arjen Gerssen
Publikováno v:
Journal of the American Society for Mass Spectrometry 31 (2020) 11
Journal of the American Society for Mass Spectrometry
Journal of the American Society for Mass Spectrometry, 31(11), 2243-2249
Journal of the American Society for Mass Spectrometry
Journal of the American Society for Mass Spectrometry, 31(11), 2243-2249
On-site testing in food analysis using mass spectrometry (MS) requires miniaturization of vacuum systems, mass analyzers, sample cleanup, and ionization sources. In this study, a simple coated blade spray (CBS) ion source was developed that enables h
Publikováno v:
Food Additives and Contaminants-Part A Chemistry, Analysis, Control, Exposure and Risk Assessment 38 (2021) 12
Food Additives and Contaminants-Part A Chemistry, Analysis, Control, Exposure and Risk Assessment, 38(12), 2077-2090
Food Additives and Contaminants-Part A Chemistry, Analysis, Control, Exposure and Risk Assessment, 38(12), 2077-2090
Thiouracil (2-thiouracil) is a thyreostatic compound that can be used as an illegal growth promoter. In bovine, porcine and other farm animals, low concentrations of thiouracil are detected in urine. There is much debate on which concentrations can b
Autor:
Leen van Ginkel, Marco Blokland, Frederike van Tricht, Martien L. Essers, Saskia S. Sterk, M.J. Groot
Publikováno v:
Food Analytical Methods 11 (2018) 8
Food Analytical Methods, 11(8), 2206-2217
Food Analytical Methods, 11(8), 2206-2217
A new method for detecting low levels of growth promoters in bovine meat was developed with the following goal: easy, fast and sensitive analysis of a wide range of compounds, with reduced consumption of chemicals and disposables. Several classes of
Publikováno v:
Journal of Steroid Biochemistry and Molecular Biology, 174, 265-275
Journal of Steroid Biochemistry and Molecular Biology 174 (2017)
Journal of Steroid Biochemistry and Molecular Biology 174 (2017)
A robust LC–MS/MS method was developed to quantify a large number of phase I and phase II steroids in urine. The decision limit is for most compounds lower than 1 ng ml−1 with a measurement uncertainty smaller than 30%. The method is fully valida
Autor:
Thijs Meijer, Franz Liebetrau, Dorota Kwiatkowska, Maria Kristina Parr, Emilia Waraksa, Mijo Stanic, Marco Blokland, Alexander H. Schmidt, Saskia S. Sterk
Publikováno v:
Food Additives & Contaminants. Pt. A, Chemistry, Analysis, Control, Exposure & Risk Assessment, 34(4), 525-535
Food Additives & Contaminants. Pt. A, Chemistry, Analysis, Control, Exposure & Risk Assessment 34 (2017) 4
Food Additives & Contaminants. Pt. A, Chemistry, Analysis, Control, Exposure & Risk Assessment 34 (2017) 4
The differentiation of clenbuterol abuse and unintentional ingestion from contaminated meat is crucial with respect to the valuation of an adverse analytical finding in human sports doping control. The proportion of the two enantiomers of clenbuterol
Autor:
Mark Mooney, Emiliano Ventura, Alexis Ripoche, Anna Gadaj, Jim Healy, Gail Monteith, Francesco Botrè, Thomas J. Buckley, Saskia S. Sterk
Publikováno v:
Journal of Chromatography A, 1600, 183-196
Journal of Chromatography A 1600 (2019)
Ventura, E, Gadaj, A, Monteith, G, Ripoche, A, Healy, J, Botre, F, Sterk, S S, Buckley, T & Mooney, M H 2019, ' Development and validation of a semi-quantitative ultra-high performance liquid chromatography-tandem mass spectrometry method for screening of selective androgen receptor modulators in urine ', Journal of Chromatography A, vol. 1600, pp. 183-196 . https://doi.org/10.1016/j.chroma.2019.04.050
Journal of Chromatography A
Journal of Chromatography A 1600 (2019)
Ventura, E, Gadaj, A, Monteith, G, Ripoche, A, Healy, J, Botre, F, Sterk, S S, Buckley, T & Mooney, M H 2019, ' Development and validation of a semi-quantitative ultra-high performance liquid chromatography-tandem mass spectrometry method for screening of selective androgen receptor modulators in urine ', Journal of Chromatography A, vol. 1600, pp. 183-196 . https://doi.org/10.1016/j.chroma.2019.04.050
Journal of Chromatography A
A semi-quantitative method was developed to monitor the misuse of 15 SARM compounds belonging to nine different families, in urine matrices from a range of species (equine, canine, human, bovine and murine). SARM residues were extracted from urine (2