Experiments with the most dangerous human viruses, such as Ebola virus and Lassa virus, are carried out in biosafety level 4 (BSL-4) laboratories. Since visiting the Northeast Infectious Diseases Laboratory BSL-4 and releasing the documentary video Threading the NEIDL, Vincent Racaniello was given the opportunity to tour three BSL-4 laboratories in the United States and Australia. His impressions of each facility might be of interest to readers of his blog.
Read more from "Virology Blog":
Visiting biosafety level-4 laboratories
Image credits: AP/ Public Health Agency Canada