The surprisingly simple recipe for starting to grow a limb

How do organisms form limbs in the womb? Scientists have been striving to answer this question not only to deepen our understanding of evolution and embryonic development, but also to help make the dream of regenerating partial ...

Blood cell family trees trace how production changes with aging

Blood cells make up the majority of cells in the human body. They perform critical functions and their dysfunction is implicated in many important human diseases, from anemias to blood cancers like leukemia. The many types ...

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