Flask in hand (IMAGE) University at Buffalo Caption Zhen Wang, University at Buffalo assistant professor of biological sciences, holds a flask containing a strain of E. coli that doesn’t endanger human health. Wang and colleagues have shown that genetically engineered E. coli can convert glucose into a class of fatty acids, which can then be transformed into hydrocarbons called olefins. Credit Credit: Douglas Levere / University at Buffalo Usage Restrictions This image may only be used with news stories discussing the research in the related press release. 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.