Illustration (IMAGE) Princeton University Caption This illustration shows the biosynthetic pathway incorporating Se into microbial small molecules, which points toward an an untapped "chemical space" in bacteria that can now be mined for novel natural products. Illustration courtesy of Nature Credit Nature, journal Usage Restrictions N/A 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.