Robert A. Kazmierczak (IMAGE) University of Missouri-Columbia Caption Robert A. Kazmierczak helped developed a genetically distinct and non-toxic strain of salmonella called CRC2631 to select and kill cancer cells. Kazmierczak has a courtesy appointment with the Division of Biological Sciences at the University of Missouri. Credit Photo courtesy of Cancer Research Center 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.