Unrestricted Access to Anthrax and Other Disturbing Findings at the CDC Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Bacillus anthracis vegetative cells and spores, which cause the infectious disease Anthrax, in a monkey spleen in an undated photomicrograph from the U.S Department of Defense. ( Photo by Anthrax Vaccine Immunization Program / Getty ) Produced by Jillian Weinberger Produced by PRI and WNYC