Tomatoes in Growth Chamber (IMAGE) University of California - Berkeley Caption A growth chamber packed with tomato plants sprayed with bacteria to simulate different leaf microbiomes and then challenged with a plant pathogen to measure how well the microbiomes protect the plant from disease. Credit Britt Koskella photo. 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.