News FocusDevelopmental Biology

Combing Over the Polycomb Group Proteins

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Science  29 Apr 2005:
Vol. 308, Issue 5722, pp. 624-626
DOI: 10.1126/science.308.5722.624

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From flies to people, the protein called Polycomb and its partners turn off genes and even an entire chromosome during development. They may also play a role in cancer.