New microsatellite loci for water yam (Dioscorea alata, Dioscoreaceae) and cross‐amplification for other Dioscorea species
ARTIGO
Inglês
Dioscorea alata L. is one of the most widely distributed species of the genus in the humid and semihumid tropics and is associated with traditional agriculture. Only a few microsatellite markers have been developed so far for this and other Dioscorea species. We isolated 14 codominant polymorphic...
Dioscorea alata L. is one of the most widely distributed species of the genus in the humid and semihumid tropics and is associated with traditional agriculture. Only a few microsatellite markers have been developed so far for this and other Dioscorea species. We isolated 14 codominant polymorphic microsatellite markers using a microsatellite‐enriched genomic library technique. Ten microsatellite loci were selected, and 80 D. alata accessions from different regions in Brazil were evaluated with nine polymorphic loci. The polymorphism information content (PIC) varied from 0.39 to 0.78 and the power discrimination (PD) ranged from 0.15 to 0.91. Six of the markers showed transferability for the species D. bulbifera, D. cayenensis‐D. rotundata, and D. trifida. The SSR markers obtained are an important tool for further studies aiming to characterize the genetic diversity in D. alata and other Dioscorea spp. accessions
COORDENAÇÃO DE APERFEIÇOAMENTO DE PESSOAL DE NÍVEL SUPERIOR - CAPES
FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO DE SÃO PAULO - FAPESP
Fechado
New microsatellite loci for water yam (Dioscorea alata, Dioscoreaceae) and cross‐amplification for other Dioscorea species
New microsatellite loci for water yam (Dioscorea alata, Dioscoreaceae) and cross‐amplification for other Dioscorea species
Fontes
American journal of botany Vol. 98, no. 6 (June, 2011), p. e144-e146 |