<i>Streptomyces</i> (IMAGE) University of Wisconsin-Madison Caption This is the Streptomyces bacteria that produced the new antibiotic cyphomycin shows off a purple hue. Credit Marc Chevrette 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.