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Autor:
ULBERTH-BUCHGRABER MANUELA, VERSILOVSKIS ALEXANDER, PLUTOWSKA BEATA, CHAROUD-GOT JEAN, BERNREUTHER ALEXANDER
This report describes the production of ERM®-BD286, which is a matrix material certified for the mass fraction of aflatoxins B1 and G1 in paprika powder. This material was produced following ISO 17034:2016 [1] and is certified in accordance with ISO
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______1739::c1da36107176484a6d6d3c24cbc57e3a
https://publications.jrc.ec.europa.eu/repository/handle/JRC118795
https://publications.jrc.ec.europa.eu/repository/handle/JRC118795
Autor:
Muter, Olga1 olga.muter@inbox.lv, Versilovskis, Aleksandrs1, Scherbaka, Rita1, Grube, Mara1, Zarina, Dzidra1
Publikováno v:
Journal of Industrial Microbiology & Biotechnology. Nov2008, Vol. 35 Issue 11, p1539-1543. 5p. 3 Graphs.
Autor:
Bart Huybrechts, E. Goossens, Aleksandrs Versilovskis, Alfons Callebaut, S. De Saeger, J. Geys
Publikováno v:
World Mycotoxin Journal. 5:303-318
In vivo metabolism of masked or conjugated mycotoxins is poorly documented as standards are not commercially available and indirect analysis using hydrolytic enzymes is difficult to validate and cumbersome. We synthesised zearalenone-14-glucoside (ZE
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::908b52f18b2ed6cc8ce7cfda0bf54ce3
https://doi.org/10.3920/wmj2012.1411
https://doi.org/10.3920/wmj2012.1411
Publikováno v:
Mycotoxin Research. 28:123-129
Sterigmatocystin (STC) is a carcinogenic and mutagenic mycotoxin produced by fungi of many Aspergillus species. The aim of this research was to test the stability of STC during the bread making process and to check bread samples from the Latvian mark
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::74e517a4fa3865865c3a59d3282d98c2
https://doi.org/10.1007/s12550-012-0124-0
https://doi.org/10.1007/s12550-012-0124-0
Publikováno v:
Food Additives and Contaminants
Food Additives and Contaminants, 2009, 26 (01), pp.127-133. ⟨10.1080/02652030802342497⟩
Food Additives and Contaminants, 2009, 26 (01), pp.127-133. ⟨10.1080/02652030802342497⟩
International audience; Different cheese samples, produced in Latvia (8) and Belgium (13), were analysed for their sterigmatocystin (STC) content. Only two (9.5 %) of the analysed samples were positive for STC with concentration levels of 1.23 and 0.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4fcd5387dcc94ab2bc597ce08d55fd64
https://doi.org/10.1080/02652030802342497
https://doi.org/10.1080/02652030802342497
Publikováno v:
Journal of Industrial Microbiology & Biotechnology. 35:1539-1543
Remediation of soils contaminated by nitroaromatic compounds and nitramines, i.e. explosives, is known as very important, complicated, and rapidly developing area of biotechnology. A search for optimal growth conditions for soil bacteria is of a grea
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::182dc5b6c4cca6d33ea43ff07e54bbf1
https://doi.org/10.1007/s10295-008-0455-1
https://doi.org/10.1007/s10295-008-0455-1
Publikováno v:
World Mycotoxin Journal. 1:161-166
A new method for the determination of sterigmatocystin in beer was developed. This method consists of a solid phase extraction procedure of light and dark beer and reversed phase high performance liquid chromatography with ultraviolet detection. Reco
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e30435fa3633b016050e4892003108ec
https://doi.org/10.3920/wmj2008.x012
https://doi.org/10.3920/wmj2008.x012
This report describes the processing and certification of a set of new mycotoxin reference materials for the determination of the aflatoxin content in pistachio powder (ERM BD285), the determination of the aflatoxin and ochratoxin A content in paprik
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______1739::269934ead94fb37b5eda211b448ee4bc
http://publications.jrc.ec.europa.eu/repository/handle/JRC97455
http://publications.jrc.ec.europa.eu/repository/handle/JRC97455
Autor:
Aleksandrs Versilovskis, L. Krasnova, Ilze Adlere, S. Grinberga, Z. Andzans, Aivars Krauze, Gunars Duburs
Publikováno v:
ChemInform. 45
A series of 6-alkylsulfanyl-1,4-dihydropyridines (±)-2 bearing a methoxycarbonylethyl group as a mild easily removable protecting group at S atom have been prepared by alkylation of 6-thioxo-1,4-dihydropyridines 1 with methyl bromopropionate. Candid
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::73c9025bdec568b071a59f347fd0d121
https://doi.org/10.1002/chin.201417162
https://doi.org/10.1002/chin.201417162