Kevin Walker Video (VIDEO) Michigan State University This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption MSU chemist Kevin Walker describes how he uses enzymes to make anti-cancer drug paciltaxel. Credit Mark Fellows, Michigan State University Usage Restrictions use only in conjunction with this news release 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.