Scientists find new variations among sperm cells

The behavior of sperm cells is due, in part, to the individual DNA make-up of these cells, rather than only to the genetics of males, finds a team of scientists. Its results, which provide a new understanding of the competition ...

Capturing the onset of stem cell differentiation in the skin

Researchers at Karolinska Institutet and at Yale University in U.S. have uncovered how stem cells behave in real-time while adapting their gene expression for differentiation. The study is published in the journal Nature ...

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