Biological agent categories for public health preparedness
| Biological agent (s) | Disease |
|---|---|
| VEE, Venezuelan equine; EEE, Eastern equine; WEE, Western equine encephalomyelitis. | |
| Category A | |
| Variola major | Smallpox |
| Bacillus anthracis | Anthrax |
| Yersinia pestis | Plague |
| Clostridium botulinum | Botulism |
| Francisella tularensis | Tularaemia |
| Filoviruses and arenaviruses (for example, Ebola virus and Lassa virus) | Viral haemorrhagic fevers |
| Category B | |
| Coxiella burnetii | Q Fever |
| Brucella spp | Brucellosis |
| Burkholderia mallei | Glanders |
| Burkholderia pseudomallei | Melioidosis |
| Alphaviruses (VEE, EEE, WEE) | Encephalitis |
| Rickettsia prowazekii | Typhus fever |
| Toxins (for example, ricin, staphylococcal enterotoxin B) | Toxic syndromes |
| Clamydia psittaci | Psittacosis |
| Food safety threats (for example, Salmoella spp, E coli 0157:H7) | |
| Water safety threats (for example, Cryptosporidium parvum) | |
| Category C | |
| Emerging threat agents (for example, Hantavirus, Nipah virus) | |