<i>Thalictrum thalictroides</i> Silenced (IMAGE) University of Washington Caption Researchers used a gene silencing technique to target and knock down a certain gene in the wild-type Thalictrum, with the resulting bloom looking very similar to the mutated double flower bloom. Credit Di Stilio Lab/U of Washington Usage Restrictions Credit required 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.