GEOGRAPHIC DISTRIBUTION OF HIV-1 SUBTYPES ON THE AFRICAN CONTINENT

Nation/            Subtype          Subtype
country code       prevalent        occasional          References
--------------------------------------------------------------------------
Algeria/DZ
Angola/AO
Benin/BJ
Botwswa/BW
Burkina-Faso/BF
Burundi/DI
Cameroons/CM       O                C, H                Nkengasong,
                                                        Gürtler, Foley
Cape Verde/CV                
Central African                                         Kieny, Mathiot
   Republic/CF     C                D, E, A             Masanga/Emerging
Chad/TD      
Congo/CG
Cote d'Ivoire/CI
Djibouti/DJ        C                                    Louwagie
Equatorial Guinea  O                                    Gürtler
Ethiopia/ET
Gabon/GA           O                G                   Gürtler Arch Virol
Gambia/GM                           B                   Ariyoshi
Ghana/GH
Guinea-Bissau/GW
Kenya/KE           A                C, D                Zachar, Janssens
Lesotho/LS
Liberia/LR
Madagascar/MG
Malawi/MW          C                                    Orlogg
Mozambique/MZ
Namibia/NA
Senegal/SE                          C, D                Louwagie
Somalia/SO         C
South Africa/ZA    C                B                   Becker
Tanzania           A, D                                 Holmhansen, Siwka,
                                                        Zwart
Uganda/UG          A                B, C, D, F          Buonaguro,
                                                        Riley JP, de Wolf,
                                                        Gao, Osmanow
Zaire/ZR           H                D                   Janssens, Spire

Foley B, Korber BT.  (1996).  Global variation in the HIV-1 V3 region.
Downloaded update February 1996.

COUTNRY CODES:  This is a list based on the International Organization for
Standardization (ISO) 3166:1993 standard, updated from a list prepared by
Mark Horton.

REFERENCES
----------
Janssens W, Heyndryckx L, Fransen K, Motte J, Peeters M, Nkengasong JN,
Ndumbe PM, Delaporte E, Perret J-L, Atende C, Piot P, van der Groen G: 
Genetic and phylogenetic analyses of env subtypes G and H in Central
Africa. AIDS Res Hum Retroviruses 1994;10:877- 879.

Nkengasong JN, Janssens W, Heyndrickx L, Fransen K, Ndumbe PM, Motte J,
Leonaers A, Ngolle M, Ayuk J, Piot P, van der Groen G: Genotypic subtypes
of HIV-1 in Cameroon. AIDS 1994;8:1405-1412.

Gürtler L, Hauser PH, Eberle J, von Brunn A, Knapp S, Zekeng L, Tsague JM,
Kaptue L: A new subtype of human immunodeficiency virus type 1 (MPV 5180)
from Cameroon. J Virol 1994;68:1581-1585.