July 22, 2011

Hybrid Mouse Resistant to Poison

Jennifer Viegas, Discovery News


Wikimedia Commons

Mice from different countries have likely interbred, producing what researchers call a “freaky” and “superior” house mouse that is resistant to a common rodent poison.

The discovery, reported in the journal Current Biology, demonstrates how hybridization can occur naturally among animals, yielding non-sterile individuals with beneficial attributes. In this case, the result is a mouse that is resistant to warfarin, a toxic and, usually, deadly ingredient in many rodent poisons.

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TAGGED: Mutation, Horizontal Gene Transfer, Poison, Mice, Hybridization

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