Karen Vallejo and Ashley Garcia (IMAGE) American Society of Agronomy Caption Students Karen Vallejo (background) and Ashley Garcia (foreground) examine triclosan extracts from plant tissues. Credit Photo credit Monica Mendez. Usage Restrictions Please use with story only. 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.