ptomaine, or cadaveric alkaloids, are simple organic nitrogen compounds produced by the bacterial tuberosis of both animal and vegetable proteins. The best known are:
In Italy, they were studied by Francesco Selmi in the second half of 1800. According to the theory of food poisoning, they were believed to be responsible for poisoning, and today it is believed to be produced by intestinal bacteria for a wrong fermentation of amino acids due to food combinations incorrect, dictated by eating habits and mistakes in eating foods during meals. It is recalled that the proper degradation of the proteins by the enzyme responsible does not make or limit the appearance of such substances.
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