Plant Leaf Cells (IMAGE) Nara Institute of Science and Technology Caption Plant leaf cells can be converted into wood cells with patterned and thick cell walls through a newly developed cell culture system. Credit Tian Tian Tan, Misato Ohtani and Taku Demura Usage Restrictions This image may be used only with appropriate credit. 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.