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"Wooly mice" a test run for mammoth gene editing
With most targeted changes not mammoth-specific, the focus is on gene editing.
On Tuesday, the team behind the plan to bring mammoth-like animals back to the tundra announced the creation of what it is calling wooly mice, which have long fur reminiscent of the woolly mammoth. "Further, ethical considerations regarding the experimental manipulation of elephants, an endangered species with complex social structures and high cognitive capabilities, necessitate alternative approaches for functional testing." Over the century-plus that we've been using mice for research, people have noticed and observed a huge variety of mutations that affect their fur, altering color, texture, and length.
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