Contact: Catherine Kolf
Johns Hopkins Medicine
Caption: Differences in X chromosome silencing can greatly affect the same organ on different sides of the body. Shown are the left and right retinas from a single mouse. Cells that silenced the maternal X chromosome are red; those that silenced the paternal X chromosome are green.
Credit: Nathans lab, courtesy of Neuron
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Related news release: Color-coded cells reveal patchwork patterns of X chromosome silencing in female brains