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51. More on XO (cont'd)

On The Safety of Raw Milk (with a word about pasteurization)

November 3, 2005

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51. More on XO (cont'd) - See text below

More on XO (cont'd)

  • Nisin is not an enzyme, but a type of bacteriocin.
  • Bacteriocins are proteinaceous toxins produced by bacteria.
  • Nisin belongs to a class of bacteriocins known as lantibiotics.
  • Nisin binds to a cell membrane precursor lipid component and disrupts cell membrane formation.
  • Raw milk will contain inappreciable levels of nisin.
    
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