Yeast Cells Can Clear Amyloid (IMAGE) University of Arizona Caption When colonies of baker's yeast cells that contain clumped prion proteins (colonies of white cells on left) are stressed by high temperatures, some can convert the aggregated prion proteins to the non-clumping form of the protein (red cells in the colonies the right). Credit Serio laboratory/ University of Arizona molecular and cellular biology Usage Restrictions This image may only be used to illustrate a story about the research described in the release, “Yeast are first cells known to cure themselves of prions.” The credit must run with the images. 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.