Banner Viral Infection (IMAGE) Michigan Technological University Caption Before they burst, infected cell membranes form structures called blebs, which change the electric signal measured in a microfluidic device. Credit Phil Mcleod/Michigan Tech Usage Restrictions CC-BY 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.