Thomas Barker, Georgia Tech and Emory University, Ashley Brown, American Heart Association (1 of 2) (image) Georgia Institute of Technology Share Print E-Mail Caption Researchers use bacteria growing on the plate as a tool for evolving molecules such as antibodies. The instrument in the background allows binding characteristics to be determined quantitatively. Shown are Thomas Barker, an associate professor in the Wallace H. Coulter Department of Biomedical Engineering at Georgia Tech and Emory University, and Ashley Brown, a post-doctoral fellow in Barker's laboratory. Credit Georgia Tech Photo: Gary Meek Usage Restrictions None Share Print E-Mail 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.