A breakthrough in testing may have a global impact on the infrastructure we've built in dairy processing. When dairies produce milk, it is tested for protease, an enzyme that breaks down proteins. Protease is important for digestion, but it's not great for commercial milk supplies. Some milk products are more sensitive to protease than others. The problem is that protease testing normally takes about three days, and by the time the results get back, that milk has already been designated for f...

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