Embryo (image) Centro Nacional de Investigaciones Cardiovasculares Share Print E-Mail 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. Credit CNIC Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.