Planting tomatoes (IMAGE) Penn State Caption Setting epigenetically modified tomato plants ... Researchers believe this is the first true demonstration of an agriculturally amenable epigenetic breeding method. They say the technology is ready to deployed immediately by agricultural plant breeders. Credit Penn State 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.