East African cassava mosaic virus

East African cassava mosaic virus – (EACMV)

ssDNA; bipartite

EACMV-KE (Kenya) Z83258
EACMV-KE-K2B AJ006458
EACMV-MW (Malawi) AJ006461
EACMV-TZ (Tanzania) Z83256
EACMV-UG1 (Uganda 1) AF230375
EACMV-UG2 (Uganda 2) Z83257
EACMV-UG2Mld (Uganda 2 Mild) AF126804
EACMV-UG2Svr (Uganda 2 Severe) AF126806
EACMV-UG3Mld (Uganda 3 Mild) AF126805
EACMV-UG3Svr (Uganda 3 Severe) AF230374

The following isolates have not been recognized by the ICTV as members of this species:

EACMV-UG-Nam (Namulonge, Uganda) AF423178
EACMV-Mtw (Mtwara, Tanzania) AF423179

East Africa

(1)-(2) Cassava [Manihot esculenta Crantz]
(3) Tobacco [Nicotiana benthamiana Domin.]

Congo Republic
* Democratic Republic of Congo
* Kenya
* Malawi
* Rwanda
* Tanzania
* Uganda
* Possibly also in: Madagascar, Zimbabwe, Zambia and Mozambique (Zhou and others 1998)

* Manihot esculenta

* Manihot esculenta
* Nicotiana benthamiana

Legg jp, Okao-Okuja G, Mayala R, and Muhinyuza JB. (2001). Spread into Rwanda of the severe casssava mosaic virus disease pandemic and associated Uganda variant of East African cassava mosaic virus (EACMV-UG). New Disease Reports 3. Available from <http://www.bspp.org.uk/ndr/volume.asp> Accessed 30 Oct 2003.

Maruthi MN, Colvin J, Seal S, Gibson G, Cooper J. (2002). Co-adaptation between cassava mosaic geminivruses and their local vector populations. Virus Research 86: 71-85.

Neuenschwander P, Hughes Jd'A. Ogbe F, Ngatse JM and Legg JP. (2001). The occurrence of the Uganda variant of East African cassava mosaic virus (EACMV-UG) in western Democratic Republic of Congo and the Congo Republic defines the westernmost extent of the CMD pandemic in East/Central Africa. New Disease Reports 4. Available from <http://www.bspp.org.uk/ndr/volume.asp> Accessed 30 Oct 2003.

Pita JS, VN Fondong, A Sangare, GW Otim-Nape, S Ogwal and CM Fauquet. (2001). Recombination, pseudorecombination and synergism of geminiviruses are determinant keys to the epidemic of severe cassava mosaic disease in Uganda. Journal of General Virology 82: 655-665.

Zhou X, DJ Robinson and BD Harrison. (1998). Types of variation in DNA-A among isolates of East African cassava mosaic virus from Kenya, Malawi and Tanzania. Journal of General Virology 79(11): 2835-2840.

Zhou X, Y Liu, L Calvert, C Munoz, GW Otim-Nape, DJ Robinson and BD Harrison. (1997). Evidence that DNA-A of a geminivirus associated with severe cassava mosaic disease in Uganda has arisen by interspecific recombination. Journal of General Virology 78: 2101-2111.