"In a study published in Nature Communications, the researchers reveal an elegant molecular mechanism that acts like a GPS coordinate system for regenerating cells… the puzzle was how the cells in the regenerating limb-stump controlled their levels so precisely to know exactly where they were on the axis from shoulder to hand.”

The Nature paper:

https://www.nature.com/articles/s41467-025-59497-5

  • Sibbo
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    420 days ago

    Imagine running around with a child arm for a year or so.

    • sylver_dragon
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      320 days ago

      Compared to no arm for the rest of my life, being called “baby-hand” for a year seems like a small price to pay.

      • Sibbo
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        120 days ago

        True. It would probably be funny.