Occurrence of Ergot Alkaloids in Barley and Wheat from Algeria
Metadatos
Afficher la notice complèteAuteur
Carbonell Rozas, Laura; Khelifa Mahdjoubi, Choukri; Arroyo Manzanares, Natalia; García Campaña, Ana María; Gámiz Gracia, LauraEditorial
MDPI
Materia
Ergot alkaloids Cereals Ultra-high performance liquid chromatography-tandem mass spectrometry Exposure assessment Algeria
Date
2021Referencia bibliográfica
Carbonell-Rozas, L.; Mahdjoubi, C.K.; ArroyoManzanares, N.; García-Campaña, A.M.; Gámiz-Gracia, L. Occurrence of Ergot Alkaloids in Barley and Wheat from Algeria. Toxins 2021, 13, 316. https://doi.org/10.3390/ toxins13050316
Patrocinador
Spanish Ministry of Science, Innovation and Universities (Project Ref.: RTI2018-097043-B-I00)Résumé
The natural occurrence of six major ergot alkaloids, ergometrine, ergosine, ergotamine,
ergocornine, ergokryptine and ergocristine, as well as their corresponding epimers, were investigated
in 60 cereal samples (barley and wheat) from Algeria. Ultra-high performance liquid chromatography
coupled to tandem mass spectrometry (UHPLC-MS/MS) and a QuEChERS extraction method were
used for sample analysis. The results revealed that 12 out of 60 samples (20%) were contaminated
with ergot alkaloids. Wheat was the most contaminated matrix, with an incidence of 26.7% (8 out
of 30 samples). The concentration of total ergot alkaloids ranged from 17.8 to 53.9 µg/kg for barley
and from 3.66 to 76.0 µg/kg for wheat samples. Ergosine, ergokryptine and ergocristine showed the
highest incidences in wheat, while ergometrine was the most common ergot in barley.