Determination of Zeranol and its Metabolites in Bovine Muscle Tissue with Gas Chromatography-Mass Spectrometry

by Matraszek-Żuchowska Iwona, Woźniak Barbara, Żmudzki Jan
Published 2012-09-01

Determination of steroid esters in hair of slaughter animals by liquid chromatography with tandem mass spectrometry

by Matraszek-Żuchowska Iwona, Woźniak Barbara, Sielska Katarzyna, Posyniak Andrzej
Published 2019-10-01

Development of LC-MS/MS confirmatory method for the determination of testosterone in bovine serum

by Woźniak Barbara, Matraszek-Żuchowska Iwona, Witek Sebastian, Posyniak Andrzej
Published 2017-03-01

Determination of the Thyreostats in Animal Feeding Stuffs Using Liquid Chromatography-Tandem Mass Spectrometry

by Woźniak Barbara, Witek Sebastian, Matraszek-Żuchowska Iwona, Żmudzki Jan
Published 2014-09-01

Evaluation of the effect of surgical and immunological castration of male pigs on boar taint compounds in oral fluid and fat tissue by LC-MS/MS method

by Woźniak Barbara, Cybulski Piotr, Jabłoński Artur, Witek Sebastian, Matraszek-Żuchowska Iwona
Published 2020-12-01

Levels of the natural hormones 17β-oestradiol and testosterone in serum of cattle: results from population studies in Poland

by Woźniak Barbara, Witek Sebastian, Matraszek-Żuchowska Iwona, Kłopot Alicja, Posyniak Andrzej
Published 2016-12-01

Screening and confirmatory GC-MS methods for the detection of trenbolone in bovine urine

by Woźniak Barbara, Matraszek-Żuchowska Iwona, Semeniuk Stanisław, Kłopot Alicja, Żmudzki Jan
Published 2013-12-01

Determination of natural and synthetic oestrogens in surface water using gas chromatography-mass spectrometry

by Woźniak Barbara, Kłopot Alicja, Matraszek-Żuchowska Iwona, Sielska Katarzyna, Żmudzki Jan
Published 2014-12-01

Control of anabolic hormone residues in tissues of slaughter animals in Poland during the period of 2011–2015

by Matraszek-Żuchowska Iwona, Woźniak Barbara, Kłopot Alicja, Witek Sebastian, Sielska Katarzyna, Posyniak Andrzej
Published 2017-03-01

Control of residues of thyreostats in slaughter animals in Poland in 2011–2017

by Woźniak Barbara, Matraszek-Żuchowska Iwona, Sielska Katarzyna, Witek Sebastian, Posyniak Andrzej, Niemczuk Krzysztof, Żmudzki Jan
Published 2018-12-01