Resistant and Non Resistant Potato Leaves (IMAGE) John Innes Centre Caption Several candidates were introduced into a model species, of which one (Rpi-amr3) successfully provided broad-spectrum blight resistance. Credit The Sainsbury Laboratory 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.