Publications by authors named "Stephen A Renvoize"

Article Synopsis
  • The study focuses on characterizing the genomes of diploid and polyploid Urochloa species, important C4 tropical forage grasses from Africa, to understand their evolutionary pathways and genome composition.
  • Researchers analyzed 362 grass accessions using flow cytometry, sequencing, and cytogenetic methods to identify variations and repetitive DNA within these species.
  • The findings led to a proposed new nomenclature for these genomes and a model of their evolution, emphasizing the need for careful selection in breeding to enhance the sustainability and agronomic potential of Urochloa grass species.
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DNA sequences were used to assess the monophyly and inter-relationships of Miscanthus, Saccharumand related genera in the Saccharum complex. Three DNA regions were sequenced, including the trnLintron and the trnL-F intergenic spacer of the plastid genome and the ITS region of nuclear ribosomal DNA (nrDNA). Because it was more variable, the ITS region proved most suitable for phylogenetic reconstruction at this level, and the results indicate that Miscanthus s.

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Amplified fragment length polymorphism (AFLP) and inter-simple sequence repeat markers were employed to characterize a genetic resource collection of Miscanthus, a grass under trial in Europe as a biomass crop. The 26 polymorphic markers produced by two ISSR fingerprinting primers were able to discriminate taxa and identify putative clones. AFLP fingerprints were fully reproducible and produced a larger number of markers for the three primer pairs tested, of which 998 were polymorphic (representing 79.

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Two clones of Miscanthus, grown under the names M. ×giganteus and M. sacchariflorus, have been used in biomass trials in Europe, but neither the identity of these clones nor their origin has been established.

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