The Supreme Court's decision to accept a patent-infringement suit regarding a system for diagnosing a vitamin deficiency related to heart attacks, strokes, and dementia...
...a correlation between the level of another substance in the body (homocysteine) and a deficiency in vitamin B12. The test for that substance was already in existence, but the patent would seem to bar anyone who conducted that test from using the result to deduce there was a vitamin B12 deficiency.
Read the full story by Wolf Greenfield
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