Ramsey Lewis

Works (50)

2019 journal article

Genetic Control of Facultative Parthenocarpy in Nicotiana tabacum L.

JOURNAL OF HEREDITY, 110(5), 610–617.

By: A. Dexter-Boone, M. Humphry, R. Shi & R. Lewis

Source: Web Of Science
Added: September 16, 2019

2019 journal article

Genetic analysis of Phn7.1, a major QTL conferring partial resistance to Phytophthora nicotianae in Nicotiana tabacum

MOLECULAR BREEDING, 39(1).

By: J. Ma, C. Heim, M. Humphry, J. Nifong & R. Lewis

Source: NC State University Libraries
Added: January 21, 2019

2019 journal article

Heterosis in Flue-Cured Tobacco and Its Utility in Predicting Transgressive Segregation within Derived Populations of Inbred Lines

CROP SCIENCE, 59(3), 957–967.

By: A. Dexter-Boone & R. Lewis

Source: Web Of Science
Added: June 4, 2019

2019 journal article

Identification and validation of SNP markers associated with Wz-mediated Phytophthora nicotianae resistance in Nicotiana tabacum L.

MOLECULAR BREEDING, 39(7).

By: R. Shi, H. Hubert, A. Dexter-Boone, J. Zeng, S. Kernodle & R. Lewis

Source: Web Of Science
Added: July 22, 2019

2019 review

Increasing Photosynthesis: Unlikely Solution For World Food Problem

Sinclair, T. R., Rufty, T. W., & Lewis, R. S. (2019, November). TRENDS IN PLANT SCIENCE.

By: T. Sinclair, T. Rufty & R. Lewis

Source: Web Of Science
Added: November 18, 2019

2019 article

Potential Mandated Lowering of Nicotine Levels in Cigarettes: A Plant Perspective

Lewis, R. S. (2019, July). NICOTINE & TOBACCO RESEARCH.

By: R. Lewis

Source: Web Of Science
Added: November 18, 2019

2018 journal article

Characterization of Phytophthora nicotianae resistance conferred by the introgressed Nicotiana rustica region, Wz, in flue-cured tobacco

Plant Disease, 102(2), 309–317.

By: K. McCorkle, K. Drake-Stowe, R. Lewis & D. Shew

Source: NC State University Libraries
Added: August 6, 2018

2018 journal article

Filter paper-based spin column method for cost-efficient DNA or RNA purification

PLOS ONE, 13(12).

By: R. Shi, R. Lewis & D. Panthee

Source: NC State University Libraries
Added: December 31, 2018

2017 journal article

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

BMC Genomics, 18.

By: K. Edwards, N. Fernandez-Pozo, K. Drake-Stowe, M. Humphry, A. Evans, A. Bombarely, F. Allen, R. Hurst ...

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Heterosis, transmission genetics, and selection for increased growth rate in a N. tabacum x synthetic tobacco cross

Molecular Breeding, 37(4).

By: W. Hancock & R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Multiple disease resistance loci affect soilborne disease resistance in tobacco (Nicotiana tabacum)

Phytopathology, 107(9), 1055–1061.

By: K. Drake-Stowe, N. Bakaher, S. Goepfert, B. Philippon, R. Mark, P. Peterson, R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

The tobacco trichome exudate Z-abienol and its relationship with plant resistance to phytophthora nicotianae

Plant Disease, 101(7), 1214–1221.

By: W. Steede, J. Ma, D. Eickholt, K. Drake-Stowe, S. Kernodle, H. Shew, D. Danehower, R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

Expression of a constitutively active nitrate reductase variant in tobacco reduces tobacco-specific nitrosamine accumulation in cured leaves and cigarette smoke

Plant Biotechnology Journal, 14(7), 1500–1510.

By: J. Lu, L. Zhang, R. Lewis, L. Bovet, S. Goepfert, A. Jack, J. Crutchfield, H. Ji, R. Dewey

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

Heat unit accumulation and days to anthesis relationship in tobacco genotypes with an introgressed qtl affecting leaf number

Crop Science, 56(6), 3228–3236.

By: R. Wells, D. Eickholt, R. Lewis, M. Vann & L. Fisher

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Black shank resistance and agronomic performance of flue-cured tobacco lines and hybrids carrying the introgressed Nicotiana rustica region, Wz

Crop Science, 55(1), 79–86.

By: K. Drake, J. Moore, P. Bertrand, B. Fortnum, P. Peterson & R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Genetic factors for enhancement of nicotine levels in cultivated tobacco

Scientific Reports, 5.

By: B. Wang, R. Lewis, J. Shi, Z. Song, Y. Gao, W. Li, H. Chen, R. Qu

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Identification of maternal haploids of Nicotiana tabacum aided by transgenic expression of green fluorescent protein: evidence for chromosome elimination in the N-tabacum x N-africana interspecific cross

Molecular Breeding, 35(9).

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Mapping quantitative trait loci determining seed longevity in tobacco (Nicotiana tabacum L.)

Euphytica, 202(3), 479–486.

By: M. Agacka-Modoch, M. Nagel, T. Doroszewska, R. Lewis & A. Borner

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Transgenic and mutation-based suppression of a berberine bridge enzyme-Like (BBL) gene family reduces alkaloid content in field-grown tobacco

PLoS One, 10(2).

Source: NC State University Libraries
Added: August 6, 2018

2014 journal article

Allopolyploidy and the evolution of plant virus resistance

BMC Evolutionary Biology, 14.

By: J. Gottula, R. Lewis, S. Saito & M. Fuchs

Source: NC State University Libraries
Added: August 6, 2018

2014 journal article

Effect of an introgressed Nicotiana tomentosa leaf number QTL on yield and quality characteristics in flue-cured tobacco

Crop Science, 54(2), 586–594.

By: D. Eickholt & R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2013 journal article

(R)-nicotine biosynthesis, metabolism and translocation in tobacco as determined by nicotine demethylase mutants

Phytochemistry, 95, 188–196.

By: B. Cai, A. Jack, R. Lewis, R. Dewey & L. Bush

Source: NC State University Libraries
Added: August 6, 2018

2013 journal article

An introgressed Nicotiana rustica genomic region confers resistance to Phytophthora nicotianae in cultivated tobacco

Crop Science, 53(4), 1366–1374.

By: K. Drake & R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2013 journal article

Breeding cycles expedited by FT-mediated reduction in generation time

Crop Science, 53(6), 2384–2391.

By: D. Eickholt & R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2013 journal article

Long-term genetic improvement and genetic diversity of Croatian flue-cured tobacco (Nicotiana tabacum L.) cultivars

Crop Science, 53(1), 112–120.

By: H. Sarcevic, J. Gunjaca, A. Budimir, M. Boic, S. Bolaric, M. Bukan, R. Lewis, V. Kozumplik

Source: NC State University Libraries
Added: August 6, 2018

2013 journal article

Stalk rot resistance in Maksimir 3 synthetic maize population after four cycles of recurrent selection

Genetika-Belgrade, 45(3), 921–928.

By: M. Bukan, H. Sarcevic, I. Buhinicek, B. Palaversic, R. Lewis & V. Kozumplik

Source: NC State University Libraries
Added: August 6, 2018

2012 journal article

Development of CAPS and dCAPS markers for CYP82E4, CYP82E5v2 and CYP82E10 gene mutants reducing nicotine to nornicotine conversion in tobacco

Molecular Breeding, 29(3), 589–599.

By: D. Li, R. Lewis, A. Jack, R. Dewey, S. Bowen & R. Miller

Source: NC State University Libraries
Added: August 6, 2018

2012 journal article

Growth chamber evaluation of a tobacco 'Beinhart 1000' x 'Hicks' mapping population for quantitative trait loci affecting resistance to multiple races of Phytophthora nicotianae

Crop Science, 52(1), 91–98.

By: V. Vontimitta & R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2012 journal article

Mapping of quantitative trait loci affecting resistance to Phytophthora nicotianae in tobacco (Nicotiana tabacum L.) line Beinhart-1000

Molecular Breeding, 29(1), 89–98.

By: V. Vontimitta & R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2011 journal article

Identification of tobacco haploids on the basis of transgenic overexpression of PAP1 from Arabidopsis thaliana

Crop Science, 51(4), 1491–1497.

By: R. Lewis & C. Rose

Source: NC State University Libraries
Added: August 6, 2018

2011 journal article

Variability for resistance to Phytophthora nicotianae within a collection of Nicotiana rustica accessions

Plant Disease, 95(11), 1443–1447.

By: J. Nifong, J. Nicholson, H. Shew & R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2010 journal article

Agronomic performance of tobacco mosaic virus-resistant tobacco lines and hybrids possessing the resistance gene N introgressed on different chromosomes

Crop Science, 50(4), 1339–1347.

By: R. Lewis & C. Rose

Source: NC State University Libraries
Added: August 6, 2018

2010 journal article

Analysis of a nicotiana tabacum l. Genomic region controlling two leaf surface chemistry traits

Journal of Agricultural and Food Chemistry, 58(1), 294–300.

By: V. Vontimitta, D. Danehower, T. Steede, H. Moon & R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2010 journal article

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

Phytochemistry, 71(17-18), 1988–1998.

By: R. Lewis, S. Bowen, M. Keogh & R. Dewey

Source: NC State University Libraries
Added: August 6, 2018

2009 journal article

A method for accelerated trait conversion in plant breeding

Theoretical and Applied Genetics, 118(8), 1499–1508.

By: R. Lewis & S. Kernodle

Source: NC State University Libraries
Added: August 6, 2018

2009 journal article

Changes in genetic diversity of US flue-cured tobacco germplasm over seven decades of cultivar development

Crop Science, 49(2), 498–508.

By: H. Moon, J. Nicholson, A. Heineman, K. Lion, P. Hoeven, A. Hayes, R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2009 journal article

Microsatellite-based analysis of tobacco (Nicotiana tabacum L.) genetic resources

Crop Science, 49(6), 2149–2159.

By: H. Moon, J. Nifong, J. Nicholson, A. Heineman, K. Lion, R. Hoeven, A. Hayes, R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2008 journal article

Evaluation of tobacco germplasm for seedling resistance to stem rot and target spot caused by Thanatephorus cucumeris

Plant Disease, 92(3), 425–430.

By: P. Elliott, R. Lewis, H. Shew, W. Gutierrez & J. Nicholson

Source: NC State University Libraries
Added: August 6, 2018

2008 journal article

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

Plant Biotechnology Journal, 6(4), 346–354.

By: R. Lewis, A. Jack, J. Morris, V. Robert, L. Gavilano, B. Siminszky, L. Bush, A. Hayes, R. Dewey

Source: NC State University Libraries
Added: August 6, 2018

2008 journal article

Use of transferable Nicotiana tabacum L. microsatellite markers for investigating genetic diversity in the genus Nicotiana

Genome, 51(8), 547–559.

By: H. Moon, J. Nicholson & R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2007 journal article

Analysis of an introgressed Nicotiana tomentosa genomic region affecting leaf number and correlated traits in Nicotiana tabacum

Theoretical and Applied Genetics, 114(5), 841–854.

By: R. Lewis, S. Milla & S. Kernodle

Source: NC State University Libraries
Added: August 6, 2018

2007 journal article

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

Genetic Resources and Crop Evolution, 54(4), 727–740.

By: R. Lewis & J. Nicholson

Source: NC State University Libraries
Added: August 6, 2018

2007 journal article

Evaluation of Nicotiana tabacum genotypes possessing Nicotiana africana-derived genetic tolerance to potato virus Y

Crop Science, 47(5), 1975–1984.

By: R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2007 journal article

The negative influence of N-mediated TMV resistance on yield in tobacco: linkage drag versus pleiotropy

Theoretical and Applied Genetics, 115(2), 169–178.

By: R. Lewis, L. Linger, M. Wolff & E. Wernsman

Source: NC State University Libraries
Added: August 6, 2018

2006 journal article

Identification of germplasm of possible value for confronting an unfavorable inverse genetic correlation in tobacco

Crop Science, 46(4), 1764–1771.

By: R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2005 journal article

Molecular and genetic characterization of Nicotiana glutinosa L. chromosome segments in Tobacco mosaic virus-resistant tobacco accessions

Crop Science, 45(6), 2355–2362.

By: R. Lewis, S. Milla & J. Levin

Source: NC State University Libraries
Added: August 6, 2018

2005 journal article

RAPD and SCAR markers linked to an introgressed gene conditioning resistance to Peronospora tabacina DB Adam. in tobacco

Crop Science, 45(6), 2346–2354.

By: S. Milla, J. Levin, R. Lewis & R. Rufty

Source: NC State University Libraries
Added: August 6, 2018

2005 journal article

Transfer of resistance to potato virus Y (PVY) from Nicotiana africana to Nicotiana tabacum: possible influence of tissue culture on the rate of introgression

Theoretical and Applied Genetics, 110(4), 678–687.

By: R. Lewis

Source: NC State University Libraries
Added: August 6, 2018

2003 journal article

Incorporation of tropical maize germplasm into inbred lines derived from temperate x temperate-adapted tropical line crosses: agronomic and molecular assessment

Theoretical and Applied Genetics, 107(5), 798–805.

By: R. Lewis & M. Goodman

Source: NC State University Libraries
Added: August 6, 2018

2001 journal article

Efforts to initiate construction of a disease resistance package on a designer chromosome in tobacco

Crop Science, 41(5), 1420–1427.

By: R. Lewis & E. Wernsman

Source: NC State University Libraries
Added: August 6, 2018