TABLE 3

Biological Weapons of Concern

Weapon Category
Category A
 Anthrax (Bacillus anthracis)
 Botulinum (Clostridium botulinum toxin)
 Plague (Yersinia pestis)
 Smallpox (Variola major)
 Tularemia (Francisella tularensis)
 Viral hemorrhagic fevers (filoviruses [eg, Ebola, Marburg] and arenaviruses [eg, Lassa, Machupo])
Category B
 Brucellosis (Brucella species)
 Epsilon toxin of Clostridium perfringens
 Food-safety threats (eg, Salmonella species, Escherichia coli O157:H7)
 Glanders (Burkholderia mallei)
 Melioidosis (Burkholderia pseudomallei)
 Psittacosis (Chlamydia psittaci)
 Q fever (Coxiella burnetii)
 Ricin toxin from Ricinus communis (castor beans)
 Staphylococcal enterotoxin B
 Typhus (Rickettsia prowazekii)
 Viral encephalitis (alphaviruses [VEE, EEE, WEE])
 Water safety threats (eg, Vibrio cholerae, Cryptosporidium parvum)
Category C
 Emerging threat agents (eg, Nipah virus, hantavirus)
  • EEE, eastern equine encephalomyelitis; VEE, Venezuelan equine encephalomyelitis; WEE, western equine encephalomyelitis.