Table 1.

Y. pestis strains

StrainaGeographical originBiovarb
AngolaAngola A
AntiquaDemocratic Republic of Congo A
Pestoides FFormer Soviet Union A
Harbin 35Manchuria M
Kim 10 VariantKurdistan M
Nicholisk 41Manchuria M
Pestoides AFormer Soviet Union M
Pestoides BaFormer Soviet Union M
195/PIndia O
Java 9Indonesia O
La PazBolivia O
CO92Colorado O
83A-5257California O
85A-4160California O
86A-3503California O
86A-3654California O
89A-7521California O
89A-7544California O
89A-7545California O
90A-415California O
90A-598California O
90A-4021California O
90A-6072California O
90A-7215California O
  • a Strains from the U.S. Army Medical Research Institutes for Infectious Diseases collection are indicated with asterisks. Strains from the California Department of Health are indicated with daggers.

  • b A, antiqua; M, mediaevalis; O, orientalis.