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Most short-term studies (812 weeks) show mild or no side effects, but chronic use safety requires ongoing medical supervision

Two volumes of ice-cold 100% ethanol was added to the supernatant, mixed by inversion and incubated at -20C overnight to allow nucleic acid precipitation

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Though vitamin K plays the same role in animals as it does in humans, there are some fields, like animal nutrition, where more knowledge of what animals need generally and as they age, may be helpful in their health and well-being (55)