Ramsey S. Lewis

A reference genome for Nicotiana tabacum enables map-based cloning of homeologous loci implicated in nitrogen utilization efficiency

Kieron D. Edwards, Noé Fernández‐Pozo, Katherine E. Drake-Stowe et al. · BMC Genomics · 2017 · 411 citations · Full text

Genetic modification can improve crop yields — but stop overselling it

Merritt Khaipho-Burch, Mark Cooper, José Crossa et al. · Nature · 2023 · 106 citations · Full text

Crop Enhancement, Genetic Modification, Genetics +14

Three nicotine demethylase genes mediate nornicotine biosynthesis in Nicotiana tabacum L.: Functional characterization of the CYP82E10 gene

Ramsey S. Lewis, Steven W. Bowen, Matthew R. Keogh et al. · Phytochemistry · 2010 · 81 citations

Plant Molecular Biology, Nicotine Demethylase Genes, Biosynthesis +13

RNA interference (RNAi)‐induced suppression of nicotine demethylase activity reduces levels of a key carcinogen in cured tobacco leaves

Ramsey S. Lewis, Anne M. Jack, Jerry W. Morris et al. · Plant Biotechnology Journal · 2008 · 64 citations

Aspects of the evolution of Nicotiana tabacum L. and the status of the United States Nicotiana Germplasm Collection

Ramsey S. Lewis, J. S. Nicholson · Genetic Resources and Crop Evolution · 2006 · 63 citations

Biology, Phylogenetics, Botany +5