Nitin Phadnis, University of Utah (IMAGE) University of Utah Caption Nitin Phadnis, a University of Utah assistant professor of biology, has published a paper in the journal Science identifying a long-sought gene involved in forming new species. The gene normally kills hybrids of two closely related species of fruit flies, keeping the two species distinct. Credit Lee J. Siegel, University of Utah 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.