<i>Cryptococcus gatti</i> (IMAGE) Wellcome Trust Caption Cryptococcus gatti is a yeast-like fungus that is has been spreading across the Pacific Northwest since 1999, causing death and serious illness. Credit Robin May, University of Birmingham Usage Restrictions This image may only be used with appropriate credit. 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.