Yanzhang (Charlie) Wei (IMAGE) Clemson University Caption Clemson University biological sciences professor Yanzhang (Charlie) Wei has developed a bifunctional protein that bridges the human body's natural killer cells and breast cancer tumor cells. Credit Clemson University Usage Restrictions Use is allowed with proper 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.