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Scientist finds viruses can reduce foodborne illnesses in milk but cost remains a barrier.
Food microbiologist Dennis D'Amico found that bacteriophages, viruses that infect bacteria, can significantly reduce foodborne pathogens like Listeria and Salmonella in pasteurized milk.
In raw milk, phages reduced Salmonella but not Listeria or E. coli.
Cheese-making limited their effectiveness.
The main hurdle is cost; a million times more phages than pathogens are needed for results.
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Los científicos encuentran que los virus pueden reducir las enfermedades transmitidas por los alimentos en la leche, pero el costo sigue siendo una barrera.