Definition of BSL-4

Reviewed on 3/29/2021

BSL-4: Biosafety level 4. The highest level of biosafety. This level is used for the diagnosis of exotic agents such as the Ebola virus that pose a high risk of life-threatening disease, which may be transmitted by the aerosol route and for which there is no vaccine or therapy.


Heart Disease: Causes of a Heart Attack See Slideshow

Health Solutions From Our Sponsors