Attention, chocolate lovers: You may not be able to help yourselves. Swiss and British scientists have linked the widespread love of chocolate to a chemical "signature" that may be programmed into our metabolic systems.
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Normal persons will have negative reaction to the antibody test.
If an antibody titer, which is the dilution of serum that still shows antibody to the Lyme spirochete, is 1:28 or greater, it is likely Lyme disease is present.