This blacklegged tick, found in a Michigan forest, probably wouldn't mind you having her over for dinner.
Graham J. Hickling/University of Tennessee
February 1, 2012 Researchers counted more than 5,000 ticks to calculate the risk of Lyme disease in the Eastern U.S. Turns out the risk is high in the Northeast and nearly zero in the South.
Deer ticks like this one can spread a parasite that causes babesiosis. And infected people can spread it through blood donations.
September 9, 2011 There's no test for a malaria-like parasite that has sickened people after blood transfusions. A recent report of illnesses tied to donated blood demonstrates the need for an assay, an American Red Cross researcher says.
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