Generations (IMAGE) University of California - San Diego Caption In laboratory experiments all of the offspring were converted to native genes in eight-to-10 generations, which took about six months in flies. Credit Bier Lab, UC San Diego Usage Restrictions Must be used in conjunction with study on the "e-Drive" self-eliminating drive. License Original 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.