Contact: Ainhoa Iriberri
Centro Nacional de Investigaciones Cardiovasculares
Caption: Left: An early mouse embryo in which the scientists generated a genetic mosaic of two cell populations, green and blue. Center: Three days later, the green cells, in which the levels of Myc protein have been artificially increased, have won the battle and eliminated the blue cells. Right: A cell with more Myc (green) engulfing one of its neighbors.
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Related news release: Spanish researchers find that cells in the early embryo battle for becoming part of the organism