Cell Experiencing Lysis (2 of 2) (IMAGE) Georgia Institute of Technology Caption This is a transmission electron microscopy image of a Streptococcus pyogenes cell experiencing lysis after exposure to the highly active enzyme PlyC. Credit Credit: Daniel Nelson, UMD 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.