Anthrax Microbe (IMAGE) University of Michigan Caption Shown here is an electron micrograph of a Bacillus anthracis spore, magnified 92,000 times. Credit University of Michigan/ Journal of Bacteriology 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.