Flower power: Marking winners and losers

A new study reveals how conflict resolution works on the microscopic scale - a protein called Flower marks the weaker cells for elimination in favor of their fitter neighbors. The research, published by Cell Press in the June 15th issue of the journal Developmental Cell, furthers our understanding of a developmental process of "cell competition" and may provide some insight into pathological conditions that involve imbalances in cell fitness, such as cancer.

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