Depolarized Tadpole (IMAGE) Tufts University Caption Tadpoles that survived infection with pathogenic E. coli following depolarization of their cells by chemical or genetic means showed high peripheral mobilization of infection-fighting leukocytes (red) Credit Jean-Francois Pare/Tufts University Usage Restrictions For educational and news purposes only; not for advertising or commercial use 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.