Intestine (IMAGE) Moscow Institute of Physics and Technology Caption This is the intestine. The first label is shown in blue, green spots indicate the label introduced 24 hours later, and the red marks the label incorporated 24 hours after the second one. The white represents the cells in any phase except for G0 (i.e., all dividing cells). Credit MIPT Press Office Usage Restrictions None License Licensed content 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.