Determination of fumonisins B1 and B2 in maize-based baby food products by HPLC with fluorometric detection after immunoaffinity column clean-up. (Articolo in rivista)

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Label
  • Determination of fumonisins B1 and B2 in maize-based baby food products by HPLC with fluorometric detection after immunoaffinity column clean-up. (Articolo in rivista) (literal)
Anno
  • 2010-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.3920/WMJ2010.1213 (literal)
Alternative label
  • De Girolamo A., Pereboom-de Frauw D., Sizoo E., van Egmond H.P., Gambacorta L., Bouten K., Stroka J., Visconti A.,Solfrizzo M. (2010)
    Determination of fumonisins B1 and B2 in maize-based baby food products by HPLC with fluorometric detection after immunoaffinity column clean-up.
    in World mycotoxin journal (Online)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • De Girolamo A., Pereboom-de Frauw D., Sizoo E., van Egmond H.P., Gambacorta L., Bouten K., Stroka J., Visconti A.,Solfrizzo M. (literal)
Pagina inizio
  • 135 (literal)
Pagina fine
  • 146 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 3 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Institute of Sciences of Food Production, National Research Council (ISPA-CNR), via Amendola 122/O, 70126 Bari, Italy; RIKILT Institute of Food Safety, P.O. Box 230, 6700 AE Wageningen, the Netherlands (previously affiliated with the National Institute for Public Health and the Environment (RIVM), P.O. Box 1, 3720 BA Bilthoven, the Netherlands; Institute for Reference Materials and Measurements (IRMM), Retieseweg 111, 2440 Geel, Belgium; (literal)
Titolo
  • Determination of fumonisins B1 and B2 in maize-based baby food products by HPLC with fluorometric detection after immunoaffinity column clean-up. (literal)
Abstract
  • A method for the determination of fumonisin B1 (FB1) and B2 (FB2) in different commercial maize-based products for infants and young children was developed and tested in a limited validation study involving 3 laboratories. The method used extraction at 55 °C with an acidic mixture of methanol-acetonitrile-phosphate/citrate buffer, clean-up through immunoaffinity column and fumonisin determination by high performance liquid chromatography with automated pre-column derivatisation with o-phthaldialdehyde. Recovery experiments were performed at five spiking levels in the ranges of 80-800 ?g/kg FB1 and 20-200 ?g/kg FB2. Mean recoveries ranged from 83 to 97% for FB1 and from 61 to 78% for FB2. Relative standard deviations for within-laboratory repeatability (RSDr) ranged from 5 to 12% for FB1 and from 8 to 13% for FB2, whereas relative standard deviation for between-laboratory reproducibility (RSDR) ranged from 6 to 10% for FB1 and from 9 to 16% for FB2. The limit of quantification of the method (signal to noise ratio of 6) was 2.8 ?g/kg for FB1 and 2.2 ?g/kg for FB2. Fumonisins were found in 6 out of 19 maize-based baby foods obtained from the Italian retail market at levels up to 53 ?g/kg. (literal)
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