Summary: Xanthomonas axonopodis pv. manihotis (Xam) is the causative agent of cassava bacterial blight (CBB), a worldwide disease that is particularly destructive in South America and Africa. CBB is controlled essentially through the use of resistant varieties. To develop an appropriate disease m...
Restrepo, S.
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Duque E., Myriam Cristina
,
Tohme, Joseph M.
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Verdier, Valérie
,
[AFLP fingerprinting : An efficient technique for detecting genetic variation of Xanthomonas axonopodis pv. manihotis]
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AFLP fingerprinting : An efficient technique for detecting genetic variation of Xanthomonas axonopodis pv. manihotis
Cassava bacterial blight (CBB) is caused by Xanthomonas axonopodis pv. manihotis (Xam). Resistance is found in Manihot esculenta and, in addition, has been introgressed from a wild relative, M. glaziovii. The resistance is thought to be polygenic and additively inherited. Ninety-three varieties o...
Sánchez, G.M.
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Restrepo, S.
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Duque E., Myriam Cristina
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Fregene, Martin A.
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Bonierbale, Merideth W.
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Verdier, Valérie
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[AFLP assessment of genetic variability in cassava accessions (Manihot esculenta) resistant and susceptible to the cassava bacterial blight (CBB)]
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AFLP assessment of genetic variability in cassava accessions (Manihot esculenta) resistant and susceptible to the cassava bacterial blight (CBB)
Cassava bacterial blight, caused by Xanthomonas axonopodis pv. manihotis (Xam), is a particularly destructive disease in South America and Africa. Because of quarantine procedures, international exchange of cassava germplasm is limited and occurs through true seeds or material propagated in vitro...
A cassava cDNA microarray based on a large cassava EST database was constructed and used to study the incompatible interaction between cassava and Xanthomonas axonopodis pv. manihotis (Xam) strain CIO151. For microarray construction, 5700 clones from the cassava unigene set were amplified by poly...
López, C.E.
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Soto Suárez, M.
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Restrepo, S.
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Piegu, B
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Cooke, RG
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Delseny, M
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Tohme, Joseph M.
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Verdier, Valérie
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[Gene expression profile in response to Xanthomonas axonopodis pv. manihotis infection in cassava using a cDNA microarray]
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Gene expression profile in response to Xanthomonas axonopodis pv. manihotis infection in cassava using a cDNA microarray
Cassava bacterial blight (CBB), caused by Xanthomonas axonopodis pv. manihotis (Xam), is a particularly destructive disease in South America and Africa. The movement of infected asymptomatic stems is a major means of pathogen dispersal as well as infected seeds. The success of a cassava-seed cert...
Verdier, Valérie
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Ojeda, S
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Mosquera Cifuentes, Gloria Maria
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[Methods for detecting the cassava bacterial blight pathogen : A practical approach for managing the disease]
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Methods for detecting the cassava bacterial blight pathogen : A practical approach for managing the disease
Cassava bacterial blight, caused by Xanthomonas axonopodis pv. manihotis, is a widespread disease that affects cassava (Manihot esculenta). We collected 238 X. axonopodis pv. manihotis strains by intensively sampling single fields in four edaphoclimatic zones (ECZs) in Colombia. DNA polymorphism ...
Restrepo, S.
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Velez, C.M.
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Verdier, Valérie
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[Measuring the genetic diversity of Xanthomonas axonopodis pv. manihotis within different fields in Colombia]
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Measuring the genetic diversity of Xanthomonas axonopodis pv. manihotis within different fields in Colombia
Cassava bacterial blight, caused by Xanthomonas axonopodis pv. manihotis (Xam), is a widespread disease that affects cassava (Manihot esculenta Crantz). Studies on the pathogen population structure, pathogen diagnosis, identification and expression of plant genes involved in resistance have been ...
Verdier, Valérie
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Restrepo, S.
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Mosquera Cifuentes, Gloria Maria
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Jorge, V
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López, C.E.
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[Recent progress in the characterization of molecular determinants in the Xanthomonas axonopodis pv. manihotis cassava interaction]
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Recent progress in the characterization of molecular determinants in the Xanthomonas axonopodis pv. manihotis cassava interaction
López, C.E.
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Cooke, RG
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Delseny, M
,
Tohme, Joseph M.
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Verdier, Valérie
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[RXam-1: A Xa21 homologue associated to bacterial blight resistance in cassava]
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RXam-1: A Xa21 homologue associated to bacterial blight resistance in cassava
Restrepo, S.
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Vélez, CM
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Verdier, Valérie
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[Population dynamics of Xanthomons axonopodis pv. manihotis populations in Colombia from 1996 to 1999]
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Population dynamics of Xanthomons axonopodis pv. manihotis populations in Colombia from 1996 to 1999
Restriction fragment length polymorphisms (RFLPs) were used to study the population genetics and temporal dynamics of the cassava bacterial pathogen Xanthomonas axonopodis pv. manihotis. The population dynamics were addressed by comparing samples collected from 1995 to 1999 from six locations, sp...
Restrepo, S.
,
Velez, C.M.
,
Duque E., Myriam Cristina
,
Verdier, Valérie
,
[Genetic structure and population dynamics of Xanthomonas axonopodis pv. manihotis in Colombia from 1995 to 1999]
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Genetic structure and population dynamics of Xanthomonas axonopodis pv. manihotis in Colombia from 1995 to 1999