<i>Drosophila</i> Intestine Samples (IMAGE) Indiana University Caption This image shows four intestinal samples from fruit flies. The normal-sized intestine appears in white. A larger-than-average intestine with a mutated FMR1 gene appears in red. A smaller-than-average intestine with a mutated LIN-28 gene appears in green. A sample from a fly with both mutations appears in yellow. Credit Arthur Luhur, Indiana University Usage Restrictions Credit image 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.