Olga Scherer, Jena University (IMAGE) Friedrich-Schiller-Universitaet Jena Caption Ph.D. student Olga Scherer from Jena University compares the resin of Boswellia trees from Africa (left) and India. Credit Photo: Jan-Peter Kasper/FSU 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.