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ARS Home » Plains Area » Fargo, North Dakota » Edward T. Schafer Agricultural Research Center » Sunflower and Plant Biology Research » People & Locations » William Underwood

William Underwood
Sunflower and Plant Biology Research
Plant Pathologist

Phone: (701) 239-1316
Fax:

USDA,ARS,NCSL
1307 18TH STREET N
FARGO , ND 581022765
Projects
Sclerotinia Initiative
In-House Appropriated (D)
  Accession Number: 432211
Genetic Enhancement of Sunflower Yield and Tolerance to Biotic Stress
In-House Appropriated (D)
  Accession Number: 434406
Role of WRKY Transcription Factors in Quantitative Resistance to Sclerotinia sclerotiorum
Non-Assistance Cooperative Agreement (S)
  Accession Number: 436703
Validation and Characterization of Cultivated Sunflower Lines with Resistance to Sclerotinia Basal Stalk Rot
Non-Assistance Cooperative Agreement (S)
  Accession Number: 436745
Field Evaluation of Sclerotinia Head and Stalk Rot of Sunflower for Genetic Mapping and Germplasm Development
Non-Assistance Cooperative Agreement (S)
  Accession Number: 437104
Mechanisms of Resistance to Sclerotinia sclerotiorum and Consequences for Seed Yield in Arabidopsis
Non-Assistance Cooperative Agreement (S)
  Accession Number: 433344
Identification of Sclerotinia sclerotiorum Virulence Determinants Relevant to Infection of Multiple Host Plants by Association Mapping
Non-Assistance Cooperative Agreement (S)
  Accession Number: 430556
Evaluation of Sunflower Experimental Germplasm to Identify and Characterize Novel Sources of Resistance to Sclerotinia Head and Stalk Rot
Non-Assistance Cooperative Agreement (S)
  Accession Number: 430901

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
PMR5, an acetylation protein at the intersection of pectin biosynthesis and defense against fungal pathogens -
Chiniquy, D., Underwood, W., Corwin, J., Ryan, A., Szemenyei, H., Lim, C.C., Stonebloom, S.H., Birdseye, D.S., Vogel, J., Kliebenstein, D., Scheller, H.V., Somerville, S. 2019. PMR5, an acetylation protein at the intersection of pectin biosynthesis and defense against fungal pathogens. Plant Journal. 100(5):1022-1035.
Registration of oilseed sunflower germplasms RHA 485, RHA 486, and HA 487, selected for resistance to Phomopsis stalk canker and Sclerotinia, in a high yielding and high-oil background -
Money, K.L., Koehler, B.D., Misar, C.G., Grove, M., Underwood, W., Hulke, B.S. 2019. Registration of oilseed sunflower germplasms RHA 485, RHA 486, and HA 487, selected for resistance to Phomopsis stalk canker and Sclerotinia, in a high yielding and high-oil background. Journal of Plant Registrations. https://doi.org/10.3198/jpr2019.02.0008crg.
Introgression and monitoring of wild Helianthus praecox alien segments associated with sclerotinia basal stalk rot resistance in sunflower using genotyping-by sequencing -
Talukder, Z.I., Long, Y., Seiler, G.J., Underwood, W., Qi, L. 2019. Introgression and monitoring of wild Helianthus praecox alien segments associated with Sclerotinia basal stalk rot resistance in sunflower using genotyping-by sequencing. PLoS One. 14(3):e0213065. https://doi.org/10.1371/journal.pone.0213065.
Registration of oilseed sunflower germplasms HA-BSR6, HA-BSR7, and HA-BSR8 highly resistant to sclerotinia basal stalk rot and downy mildew -
Talukder, Z.I., Long, Y.M., Seiler, G.J., Underwood, W., Qi, L.L. 2019. Registration of oilseed sunflower germplasms HA-BSR6, HA-BSR7, and HA-BSR8 highly resistant to sclerotinia basal stalk rot and downy mildew. Journal of Plant Registrations. https://doi.org/10.3198/jpr2018.10.0071crg.
Phosphorylation is required for the pathogen defense function of the Arabidopsis PEN3 ABC transporter -
Underwood, W., Somerville, S.C. 2017. Phosphorylation is required for the pathogen defense function of the Arabidopsis PEN3 ABC transporter. Plant Signaling and Behavior. 12(10):e1379644. https://doi.org/10.1080/15592324.2017.1379644.
An Arabidopsis lipid flippase is required for timely recruitment of defenses to the host-pathogen interface at the plant cell surface -
Underwood, W., Ryan, A., Somerville, S.C. 2017. An Arabidopsis lipid flippase is required for timely recruitment of defenses to the host-pathogen interface at the plant cell surface. Molecular Plant. 10(6):805-820.
Identification of novel sources of resistance to Sclerotinia basal stalk rot in South African sunflower germplasm -
Seiler, G.J., Misar, C.G., Gulya, T.J., Underwood, W.R., Flett, B.C., Gilley, M.A., Markell, S.G. 2017. Identification of novel sources of resistance to Sclerotinia basal stalk rot in South African sunflower germplasm. Plant Health Progress. 18:87-90. https://doi.org/10.1094/PHP-01-17-0007-RS.
Purification of high molecular weight genomic DNA from powdery mildew for long-read sequencing -
Feehan, J.M., Schneibel, K.E., Bouras, S., Underwood, W., Keller, B., Somerville, S.C. 2017. Purification of high molecular weight genomic DNA from powdery mildew for long-read sequencing. Journal of Visualized Experiments. doi:10.3791/55463.
Environmental factors for germination of Sclerotinia sclerotiorum sclerotia -
Foley, M.E., Dogramaci, M., West, M.S., Underwood, W.R. 2016. Environmental factors for germination of Sclerotinia sclerotiorum sclerotia. Journal of Plant Pathology & Microbiology. doi:10.4172/2157-7471.1000379.
Contributions of host cellular trafficking and organization to the outcomes of plant-pathogen interactions -
Underwood, W. 2016. Contributions of host cellular trafficking and organization to the outcomes of plant-pathogen interactions. Seminars in Cell and Developmental Biology. 56:163-173.
A reevaluation of myceliogenic germination of sclerotia for Sclerotinia sclerotiorum strain Sun-87 -
Foley, M.E., Dogramaci, M., Underwood, W. 2016. A reevaluation of myceliogenic germination of sclerotia for Sclerotinia sclerotiorum strain Sun-87. [abstract]. National Sclerotinia Initiative 2016 Annual Meeting Program Booklet, January 20-22, 2016, Bloomington, MN. p. 10.