Removal of foot-and-mouth disease virus infectivity in salted natural casings by minor adaptation of standardized industrial procedures

J J Wijnker, B Haas, B R Berends

    Research output: Contribution to journalArticleAcademicpeer-review

    Abstract

    Intestines are used for the production of natural casings as edible sausage containers. Derived from animals (pigs and sheep) experimentally infected with FMDV (initial dosage 10(7.3) PFU/ml, strain O(1Kaufbeuren)), these natural casings were treated with sodium chloride or a phosphate salts/sodium chloride mixture and the residual FMDV titres measured. After storage at about 20 degrees C, no remaining infectivity was found after either treatment, whereas casings stored at 4 degrees C still contained infectivity. Storage of salted casings at about 20 degrees C for 30 days is already part of the Standard Operating Procedures (included in HACCP) of the international casing industry and can therefore be considered as a protective measure for the international trade in natural casings.

    Original languageEnglish
    Pages (from-to)214-9
    Number of pages6
    JournalInternational Journal of Food Microbiology
    Volume115
    Issue number2
    DOIs
    Publication statusPublished - 10 Apr 2007

    Keywords

    • Animals
    • Consumer Product Safety
    • Food Handling
    • Food-Processing Industry
    • Foot-and-Mouth Disease
    • Foot-and-Mouth Disease Virus
    • Intestine, Small
    • Meat Products
    • Risk Assessment
    • Sheep
    • Swine
    • Temperature
    • Time Factors
    • Zoonoses

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