Microsatellite amplification was performed on cassava (Manihot esculenta) and six other different species (all wild) of the Manihot genus. We used ten pairs of microsatellite primers previously developed from cassava, detecting 124 alleles in a sample of 121 accessions of the seven species. The n...
Roa, AC
,
Chavarriaga Aguirre, Paul
,
Duque E., Myriam Cristina
,
Maya, M.M.
,
Bonierbale, Merideth W.
,
Iglesias, C.A.
,
Tohme, Joseph M.
,
[Cross-species amplification of cassava (Manihot esculenta) (Euphorbiaceae) microsatellites: Allelic polymorphism and degree of relationship]
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Cross-species amplification of cassava (Manihot esculenta) (Euphorbiaceae) microsatellites: Allelic polymorphism and degree of relationship
The gene pools for breeding cassava (Manihot esculenta Crantz) in Africa currently contain only a fraction of the existing genetic variation found in Latin America where the crop originates. Our research aimed to broaden the genetic base in Africa by introducing Latin American (LA) germplasm. The...
Okogbenin, Emmanuel
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Porto, M.C.M.
,
Egesi, Chiedozie N.
,
Mba, C
,
Espinosa, E.
,
Santos Melendez, LG
,
Ospina, C.
,
Marin, JA
,
Barrera Sabogal, E
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Gutiérrez A., Janeth Patricia
,
Ekanayake, I.J.
,
Iglesias, C.A.
,
Fregene, Martin A.
,
[Marker-assisted introgression of resistance to cassava mosaic disease into Latin American germplasm for the genetic improvement of cassava in Africa]
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Marker-assisted introgression of resistance to cassava mosaic disease into Latin American germplasm for the genetic improvement of cassava in Africa
The genome locations of the wound-response genes that were expressedduring the post-harvest physiological deterioration (PPD) of cassava, suchas phenylalanine ammonia lyase, ?-1.3 glucanase, hydroxyprolinerich glycoprotein, catalase, 1-aminocyclopropane 1-carboxylate, cysteineprotease inhibitor, ...
The cassava core collection was selected to represent, with minimum repetitiveness, the potential genetic diversity of the crop. The core (630 accessions) was chosen from the base collection (over 5500 accessions) on the basis of diversity of origin (country and geographic), morphology, isozyme p...
Chavarriaga Aguirre, Paul
,
Maya, M.M.
,
Tohme, Joseph M.
,
Duque E., Myriam Cristina
,
Iglesias, C.A.
,
Bonierbale, Merideth W.
,
Kresovich, S
,
Kochert, G
,
[Using microsatellites, isozymes and AFLPs to evaluate genetic diversity and redundancy in the cassava core collection and to assess the usefulness of DNA-BASED markers to maintain germplasm collections]
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Using microsatellites, isozymes and AFLPs to evaluate genetic diversity and redundancy in the cassava core collection and to assess the usefulness of DNA-BASED markers to maintain germplasm collections
A preliminary linkage map of cassava (Manihot esculenta Crantz) to increase the efficiency of introgression of specific chromosomes or chromosome fragments from exotic cassava germplasm into various genetic backgrounds and localization of genes of interest in cassava improvement schemes has been ...
Fregene, Martin A.
,
Angel, F.
,
Gómez, R.
,
Rodríguez, F.
,
Maya, M.M.
,
Bonierbale, Merideth W.
,
Tohme, Joseph M.
,
Iglesias, C.A.
,
[A linkage map of cassava (Manihot esculenta Crantz) based on RFLP and RAPD markers]
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A linkage map of cassava (Manihot esculenta Crantz) based on RFLP and RAPD markers
The genetic resources available for cassava improvement include advanced breeding lines, collected landraces and the crops`s wild relatives. Information about the structure of these gene pools is important in the development of sound germplasm conservation and use strategies. RAPD markers have be...
Bonierbale, Merideth W.
,
Maya, M.M.
,
Claroz, José Luis
,
Iglesias, C.A.
,
[Application of molecular markers to describing the genetic structure of cassava gene pools]
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Application of molecular markers to describing the genetic structure of cassava gene pools
The construction of a detailed genetic map of cassava (Manihot esculenta Crantz) will be useful to tag agronomically important trais as well as to isolate and to clone cassava genes in the future. This map will also contribute to the understanding of cassava genomic structure and evolution. As a ...
Angel, F.
,
Giraldo, F.
,
Gómez, R.
,
Iglesias, C.A.
,
Tohme, Joseph M.
,
Roca, William M.
,
[Use of RFLPs and RAPDs in cassava genomic studies]
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Use of RFLPs and RAPDs in cassava genomic studies