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Aflatoxin in a Swedish grain sample.

H Pettersson, B Göransson, K H Kiessling

    Nordisk Veterinaermedicin
    |November 1, 1978
    PubMed
    Summary
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    Aflatoxin B1 was detected in Swedish oats, a finding previously unobserved in domestic crops. This contamination, linked to Aspergillus flavus, highlights a new risk for Swedish agriculture.

    Area of Science:

    • Agricultural Science
    • Mycology
    • Food Safety

    Background:

    • Aflatoxins are potent mycotoxins typically found in imported feedstuffs in Sweden.
    • Previous surveys had not detected aflatoxins in domestically grown crops.

    Purpose of the Study:

    • To report the unexpected detection of aflatoxin B1 in Swedish-grown oats.
    • To identify the fungal species associated with the contamination.

    Main Methods:

    • Survey for mycotoxins in Swedish crops.
    • Identification of the contaminating compound using analytical methods.
    • Microscopic examination of the fungal population in contaminated samples.

    Main Results:

    • Aflatoxin B1 was identified in oats grown in Sweden.

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  • Concentrations reached up to 2.6 ppm.
  • The fungal population was dominated by Aspergillus flavus.

    • Conclusions:

    • This study confirms the presence of aflatoxin B1 in Swedish crops, challenging previous assumptions.
    • Aspergillus flavus is identified as the likely source of contamination in the affected oats.
    • This finding necessitates a re-evaluation of food safety protocols regarding mycotoxin surveillance in domestic agriculture.