Rice Blast Disease (IMAGE) RIKEN Caption Rice blast disease resulting from the mycotoxin tenuazonic acid (produced by the fungus Magnaporthe oryzae). Credit RIKEN Usage Restrictions please credit RIKEN 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.