Monday, June 09, 2014

Lyme Bacterium's Possible Ancestor Found In Ancient Tick

Taco Cowboy (5327) writes "A few ancient ticks, some 15-million to 20-million old, trapped inside a piece of amber were bought by a researcher some 25 years ago, in Dominican Republic. Upon examination, he found ancient spirochetes bacterium, a group of rotini-shaped bacteria responsible for many human diseases, in one of the ticks. Although Lyme disease did not exist back then, the spirochetes in the fossil tick probably contributed to the genetic diversity of the 12 or more species of...

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