The Week in Pictures: Tick Saliva May Cure Cancer and More

Emma Grady
TreeHugger Exclusives
September 18, 2009

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tick matchstick
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Tick Saliva May Cure Skin, Liver and Pancreas Cancer

It goes to show that you never know where science is going to make its next discovery. Brazilian researchers were studying the repulsive (to me anyway -- maybe some of you think they're cuddly) Amblyomma cajennense tick and discovered an interesting protein in its spit. After some testing on rats with tumors, it looks like tick saliva might hold the key to cure cancers of the skin, liver and pancreas.

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Image credit: Wikipedia, CC