1min chapter

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Putting organs into the deep freeze, a scavenger hunt for robots, and a book on race and reproduction

Science Magazine Podcast

CHAPTER

The Mechanisms of Cryoprotection in Frogs

The liver pumps a lot of glucose into the body as things start getting cold, and that glucose acts like a natural cryoprotectant. Another thing that they do is that their body puts out chemicals that make ice preferentially form in its vasculature,. Those vessels can better accommodate ice with less damage because it's concentrated there.

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