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ARS Home » Pacific West Area » Aberdeen, Idaho » Small Grains and Potato Germplasm Research » People & Locations » Kathy Esvelt Klos
Kathy Lynn Esvelt Klos
Small Grains and Potato Germplasm Research
Research Geneticist (Plants)

Phone: (208) 510-6418
Fax:

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Projects
Enhancing Barley and Oat Productivity, Quality, and Stress Resistance
In-House Appropriated (D)
  Accession Number: 444631
Oat Pangenome Project Data Sharing Agreement
Non-Funded Cooperative Agreement (N)
  Accession Number: 440183
Fusarium Head Blight in Idaho and Impact on Small Grains Host Species
Non-Assistance Cooperative Agreement (S)
  Accession Number: 440466
The Genetics of Oat Seedling Response to Abiotic Stress
Non-Assistance Cooperative Agreement (S)
  Accession Number: 440717
Genome-wide Association Mapping of Genes for Powdery Mildew Resistance in Oat
Non-Assistance Cooperative Agreement (S)
  Accession Number: 442841
Resistance to BYDV in Oat
Non-Assistance Cooperative Agreement (S)
  Accession Number: 444187
Barley Stripe Rust, Scald, and BYDV Resistance in Wild and Cultivated Barley
Non-Assistance Cooperative Agreement (S)
  Accession Number: 444198
Resistance to Barley Stripe Rust and BYDV in Cultivated and Wild Barley
Non-Assistance Cooperative Agreement (S)
  Accession Number: 444199
Nitrogen Response of Oat North American Elite Germplasm
Non-Assistance Cooperative Agreement (S)
  Accession Number: 446955
Comparative Evaluation of Avena Genome Structure
Non-Assistance Cooperative Agreement (S)
  Accession Number: 438003
Spring Malting Barley Resistance to Fusarium Head Blight and Spot Form Net Blotch
Non-Assistance Cooperative Agreement (S)
  Accession Number: 438530
Identifying and Characterizing and Deploying Oat Stem Rust Genes
Non-Assistance Cooperative Agreement (S)
  Accession Number: 439689

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Agrobacterium-mediated transfer of the Fusarium graminearum Tri6 gene into barley using mature seed-derived shoot tips as explants Reprint Icon - (Peer Reviewed Journal)
Gao, D., Abdullah, S., Baldwin, T., Caspersen, A.M., Williams, E., Carlson, A., Petersen, M., Hu, G., Esvelt Klos, K.L., Bregitzer, P.P. 2024. Agrobacterium-mediated transfer of the Fusarium graminearum Tri6 gene into barley using mature seed-derived shoot tips as explants. Plant Cell Reports. 43. Article 40. https://doi.org/10.1007/s00299-023-03129-z.
Registration of FL12034-10 oat: A new dual-purpose disease resistant cultivar for Florida and Southern U.S. Reprint Icon - (Peer Reviewed Journal)
Babar, A., Harrison, S.A., Barnett, R.D., Johnson, J., Mergoum, M., Mailhot, D.J., Murphy, J.P., Mason, R.E., Shakiba, E., Ibrahim, A., Sutton, R., Simoneaux, B., Boyles, R., Stancil, B., Marshall, D., Fountain, M., Esvelt Klos, K.L., Khan, N., Wallau, M., Jordan, H.G., Ma, X., Arbelez, J. 2024. Registration of FL12034-10 oat: A new dual-purpose disease resistant cultivar for Florida and Southern U.S.. Journal of Plant Registrations. 18, 254-261. https://doi.org/10.1002/plr2.20362.
Development of epigenetic landscape and gene expression atlas of oats - (Abstract Only)
Ajayi-Moses, O., Gudi, S., Carlson, C.H., Esvelt Klos, K.L., Gupta, R., Nandety, R. 2024. Development of epigenetic landscape and gene expression atlas of oats (abstract). Plant and Animal Conference. Poster No. PO0359.
Mapping crown rust resistance in the oat diploid accession PI 258731 (Avena strigosa) Reprint Icon - (Peer Reviewed Journal)
Chowdhury, R.N., Gordon, T.C., Babar, A., Harrison, S.A., Kianian, S., Esvelt Klos, K.L. 2024. Mapping crown rust resistance in the oat diploid accession PI 258731 (Avena strigosa). PLOS ONE. 19(2). https://doi.org/10.1371/journal.pone.0295006.
Registration of Golden Promise/Otis barley recombinant inbred line mapping population Reprint Icon - (Peer Reviewed Journal)
Bregitzer, P.P., Ajayi, O.O., Esvelt Klos, K.L., Gao, D., Mahalingam, R. 2023. Registration of Golden Promise/Otis barley recombinant inbred line mapping population. Journal of Plant Registrations. 18:197-203. https://doi.org/10.1002/plr2.20337.
QTL mapping of shoot and seed traits impacted by drought in barley using a recombinant inbred line population Reprint Icon - (Peer Reviewed Journal)
Ajayi, O.O., Bregitzer, P.P., Esvelt Klos, K.L., Hu, G., Walling, J.G., Mahalingam, R. 2023. QTL mapping of shoot and seed traits impacted by drought in barley using a recombinant inbred line population. BMC Plant Biology. 23. Article 283. https://doi.org/10.1186/s12870-023-04292-x.
Mapping and identification of molecular markers for the Pc96 gene conferring resistance to crown rust in oat Reprint Icon - (Peer Reviewed Journal)
Abdullah, S., Gordon, T.C., Admassu-Yimer, B., Paczos-Grzeda, E., Harrison, S.A., Menzies, J.G., Esvelt Klos, K.L. 2023. Mapping and identification of molecular markers for the Pc96 gene conferring resistance to crown rust in oat. PLOS ONE. 18(4): e0283769. https://doi.org/10.1371/journal.pone.0283769.
Preliminary study on RNAi-mediated resistance to Fusarium head blight in barley (Hordeum vulgare) - (Abstract Only)
Gao, D., Abdullah, S., Baldwin, T., Caspersen, A.M., Fox-Fogle, E.G., Carlson, A., Collier, R., Petersen, M., Williams, E., Hu, G., Bregitzer, P., Esvelt Klos, K.L. 2022. Preliminary study on RNAi-mediated resistance to Fusarium head blight in barley (Hordeum vulgare). National Fusarium Head Blight Forum Proceedings. Available: https://scabusa.org/scripts/forum/abstracts.php?fy=2022
‘FLLA11019-8’: A new dual-purpose facultative oat cultivar for grain and forage production in the southern United States Reprint Icon - (Peer Reviewed Journal)
Babar, M.A., Harrison, S.A., Blount, A., Barnett, R.D., Johnson, J., Mergoum, M., Mailhot, D.J., Murphy, J.P., Mason, R.E., Ibrahim, A., Sutton, R., Simoneaux, B., Boyles, R., Stancil, B., Marshall, D., Fountain, M., Esvelt Klos, K.L., Khan, M., Wallau, M., Jordan, H.G. 2023. ‘FLLA11019-8’: A new dual-purpose facultative oat cultivar for grain and forage production in the southern United States. Journal of Plant Registrations. 17(2):238-246. https://doi.org/10.1002/plr2.20272.
Seed infection rate, but not pathogen titer, positively correlates with disease index of Cephalosporium stripe in winter wheat Reprint Icon - (Peer Reviewed Journal)
Sheng, H., Esvelt Klos, K.L., Murray, T.D. 2023. Seed infection rate, but not pathogen titer, positively correlates with disease index of Cephalosporium stripe in winter wheat. Phytopathology. 113(3):436-447. https://doi.org/10.1094/PHYTO-06-22-0211-R.
Mapping of crown rust (Puccinia coronata f. sp. avenae) resistance gene Pc54 and a novel quantitative trait locus effective against powdery mildew (Blumeria graminis f. sp. avenae) in the oat (Avena sativa) line Pc54. Reprint Icon - (Peer Reviewed Journal)
Admassu-Yimber, B., Esvelt Klos, K.L., Griffiths, I., Cowan, A., Howarth, C. 2022. Mapping of crown rust (Puccinia coronata f. sp. avenae) resistance gene Pc54 and a novel quantitative trait locus effective against powdery mildew (Blumeria graminis f. sp. avenae) in the oat (Avena sativa) line Pc54.. Phytopathology. 112:1316-1322. https://doi.org/10.1094/PHYTO-10-21-0445-R.
Oat crown rust resistance gene Pc96 mapped to chromosome 7DL, a region rich in other oat crown rust resistance genes - (Abstract Only)
The genetic architecture of milling quality in spring oat lines of the collaborative oat research enterprise Reprint Icon - (Peer Reviewed Journal)
Esvelt Klos, K.L., Yimer, B.A., Howarth, C., McMullen, M., Sorrells, M.E., Tinker, N.A., Yan, W., Beattie, A.D. 2021. The genetic architecture of milling quality in spring oat lines of the collaborative oat research enterprise. Foods. 10(10). Article 2479. https://doi.org/10.3390/foods10102479.
Genome-wide association mapping for kernel shape and its association with beta-glucan content in oats Reprint Icon - (Peer Reviewed Journal)
Zimmer, C.M., McNish, I.G., Esvelt Klos, K.L., Eickholt, D.P., Arruda, K.M., Pacheco, M.T., Smith, K.P., Federizzi, L.C. 2021. Genome-wide association mapping for kernel shape and its association with beta-glucan content in oats. Crop Science. 61(6):3986-3999. Article 20605. https://doi.org/10.1002/csc2.20605.
Fusarium head blight biomass in spring barley comparing 2018 to 2019 in U.S. nurseries - (Abstract Only)
Genome-wide association for B-glucan content, population structure, and linkage disequilibrium in elite oat germplasm adapted to subtropical environments Reprint Icon - (Peer Reviewed Journal)
Zimmer, C.M., McNish, I.G., Esvelt Klos, K.L., Oro, T., Arruda, K.M., Gutkoski, L.C., Pacheco, M.T., Smith, K.P., Federizzi, L.C. 2020. Genome-wide association for B-glucan content, population structure, and linkage disequilibrium in elite oat germplasm adapted to subtropical environments. Molecular Breeding. 40. Article 103. https://doi.org/10.1007/s11032-020-01182-0.
Genome-wide association study reveals the genetic architecture of seed vigor in oats Reprint Icon - (Peer Reviewed Journal)
Huang, C., Esvelt Klos, K.L., Huang, Y. 2020. Genome-wide association study reveals the genetic architecture of seed vigor in oats. G3, Genes/Genomes/Genetics. 10(12):4489-4503. https://doi.org/10.1534/g3.120.401602.
Quantitative trait loci for field resistance to barley stripe rust derived from malting line 95SR316A Reprint Icon - (Peer Reviewed Journal)
Esvelt Klos, K.L., Hayes, P., Del Blanco, I., Chen, X., Filichkin, T., Helgerson, L., Fisk, S., Bregitzer, P.P. 2020. Quantitative trait loci for field resistance to barley stripe rust derived from malting line 95SR316A. Crop Science. 60(4):184-1853. https://doi.org/10.1002/csc2.20154.
Evaluation of agronomic performance and exploratory genome-wide association study of a diverse oat panel for forage use in Taiwan Reprint Icon - (Peer Reviewed Journal)
Huang, C., Liang, W., Esvelt Klos, K.L., Chen, C., Huang, Y. 2020. Evaluation of agronomic performance and exploratory genome-wide association study of a diverse oat panel for forage use in Taiwan. Grassland Science. Available: https://doi.org/10.1111/grs.12276.
Harvesting oat CORE QTLs: Milling quality, seedling growth, and phenotypic stability - (Abstract Only)
Mapping of the stem rust resistance gene Pg13 in cultivated oat Reprint Icon - (Peer Reviewed Journal)
Kebede, A.Z., Yimer, B.A., Bekele, W., Gordon, T.C., Bonman, J.M., Babiker, E.M., Jin, Y., Gale, S.W., Wight, C.P., Tinker, N., Menzies, J., Beattie, A., Mitchell-Fetch, J., Fetch, T., Esvelt Klos, K.L., McCartney, C. 2019. Mapping of the stem rust resistance gene Pg13 in cultivated oat. Journal of Theoretical and Applied Genetics. 133:259-270. https://doi.org/10.1007/s00122-019-03455-5.
Evaluating selection of a quantitative trait: snow mold tolerance in winter wheat Reprint Icon - (Peer Reviewed Journal)
Kruse, E.B., Esvelt Klos, K.L., Marshall, J.M., Murray, T.D., Ward, B.P., Carter, A.H. 2019. Evaluating selection of a quantitative trait: snow mold tolerance in winter wheat. Agrosystems, Geosciences & Environment. 2(1):1-8. https://doi.org/10.2134/age2019.07.0059.
Deletion of the benzoxazinoid detoxification gene NAT1 in Fusarium graminearum reduces deoxynivalenol in spring wheat Reprint Icon - (Peer Reviewed Journal)
Baldwin, T.T., Arcibal, S., Bregitzer, P.P., Marshall, J., Esvelt Klos, K.L. 2019. Deletion of the benzoxazinoid detoxification gene NAT1 in Fusarium graminearum reduces deoxynivalenol in spring wheat. PLoS One. 14(7):1-14. https://doi.org/10.1371/journal.pone.0214230.
Development and validation of a quantitative PCR assay method of assessing relative resistance of oat (Avena sativa) to crown rust (Puccinia coronata f. sp. avenae) Reprint Icon - (Peer Reviewed Journal)
Yimer, B.A., Gordon, T.C., Bonman, J.M., Esvelt Klos, K.L. 2019. Development and validation of a quantitative PCR assay method of assessing relative resistance of oat (Avena sativa) to crown rust (Puccinia coronata f. sp. avenae). Plant Pathology. 68:669-677. https://doi.org/10.1111/ppa.12988.
Mapping of crown rust resistance gene Pc53 in oat (Avena sativa) Reprint Icon - (Peer Reviewed Journal)
Yimer, B.A., Bonman, J.M., Esvelt Klos, K.L. 2018. Mapping of crown rust resistance gene Pc53 in oat (Avena sativa). PLoS One. 13:e0209105. https://doi.org/10.1371/journal.pone.0209105.
Evaluation of grain ß-glucan content in barley accessions from the USDA National Small Grains Collection Reprint Icon - (Peer Reviewed Journal)
Bonman, J.M., Bockelman, H.E., Hijmans, R.J., Hu, G., Esvelt Klos, K.L., Gironella, A.N. 2018. Evaluation of grain ß-glucan content in barley accessions from the USDA National Small Grains Collection. Crop Science. 59(2):659-666. https://doi.org/10.2135/cropsci2018.10.0606.
Discontinuous and repeatable peaks of small interfering RNAs mapping to TRI6 associated with deoxynivalenol reductions by RNA interference in Fusarium graminearum Reprint Icon - (Peer Reviewed Journal)
Baldwin, T.T., Bregitzer, P.P., Esvelt Klos, K.L., Islamovic, E., Schwartz, P., Gillespie, J. 2018. Discontinuous and repeatable peaks of small interfering RNAs mapping to TRI6 associated with deoxynivalenol reductions by RNA interference in Fusarium graminearum. Fungal Genetics and Biology. 13(8):Article 0202798. https://doi.org/10.1371/journal.pone.0202798.
New sources of adult plant and seedling resistance to Puccinia coronata f. sp. avenae identified among Avena sativa accessions of the national small grains collection Reprint Icon - (Peer Reviewed Journal)
Yimer, B., Gordon, T.C., Harrison, S., Kianian, S., Bockelman, H.E., Bonman, J.M., Esvelt Klos, K.L. 2018. New sources of adult plant and seedling resistance to Puccinia coronata f. sp. avenae identified among Avena sativa accessions of the national small grains collection. Plant Disease. https://doi.org/10.1094/PDIS-04-18-0566-RE.
In silico selection of expression reference genes with demonstrated stability in barley among a diverse set of tissues and cultivars Reprint Icon - (Peer Reviewed Journal)
Gines, M.C., Baldwin, T.T., Rashid, A., Bregitzer, P.P., Jellen, E., Maughan, J., Esvelt Klos, K.L. 2018. In silico selection of expression reference genes with demonstrated stability in barley among a diverse set of tissues and cultivars. Crop Science. 58(1):332-341. https://doi.org/10.2135/cropsci2017.07.0443.
Genetic variation and associations involving Fusarium head blight and deoxynivalenol accumulation in cultivated oat (Avena sativa L.) Reprint Icon - (Peer Reviewed Journal)
Bjornstad, A., He, X., Tekle, S., Esvelt Klos, K.L., Huang, Y., Tinker, N.A., Dong, Y., Skinnes, H. 2017. Genetic variation and associations involving Fusarium head blight and deoxynivalenol accumulation in cultivated oat (Avena sativa L.). Plant Breeding. 136:620-636. https://doi.org/10.1111/pbr.12502.
Genome-wide association mapping of crown rust resistance in oat elite germplasm - (Peer Reviewed Journal)
Esvelt Klos, K.L., Yimer, B.A., Babiker, E.M., Beattie, A.D., Bonman, J.M., Carson, M.L., Chong, J., Harrison, S.A., Ibrahim, A.H., Kolb, F.L., McCartney, C.A., McMullen, M., Mitchell Fetch, J., Mohammadi, M., Murphy, J.P., Tinker, N.A. 2017. Genome-wide association mapping of crown rust resistance in oat elite germplasm. The Plant Genome. doi: 10.3835/plantgenome2016.10.0107.
A high-throughput RNA extraction for sprouted single-seed malting barley (Hordeum vulgare L.) rich in polysaccharides - (Peer Reviewed Journal)
Rashid, A., Baldwin, T.T., Gines, M., Bregitzer, P.P., Esvelt Klos, K.L. 2016. A high-throughput RNA extraction for sprouted single-seed malting barley (Hordeum vulgare L.) rich in polysaccharides. Plants. 6(1):1. doi: 10.3390/plants6010001.
Population structure and genotype-phenotype associations in a collection of oat landraces and historic cultivars. - (Peer Reviewed Journal)
Winkler, L., Bonman, J.M., Chao, S., Yimer, B.A., Bockelman, H.E., Esvelt Klos, K.L. 2016. Population structure and genotype-phenotype associations in a collection of oat landraces and historic cultivars. Frontiers in Plant Science. doi: 10.3389/fpls.2016.01077.
Population genetics related to adaptation in elite oat germplasm - (Peer Reviewed Journal)
Esvelt Klos, K.L., Huang, Y., Babiker, E.M., Beattie, A., Bekele, W.A., Bjornstad, A., Bonman, J.M., Carson, M.L., Chao, S., Gnanesh, B.N., Harrison, S.A., Howarth, C.J., Hu, G., Ibrahim, A., Islamovic, E., Jackson, E.W., Jannink, J., Kolb, F.L., Mcmullen, M.S., Fetch, J.M., Murphy, J., Obert, D.E., Ohm, H.W., Rines, H.W., Rossnagel, B., Schuleter, J.A., Wight, C.P., Yan, W., Tinker, N.A. 2016. Population genetics related to adaptation in elite oat germplasm. The Plant Genome. 9(2):1-12. doi: 10.3835/plantgenome2015.10.0103.
Extraction of high-quality RNA from germinating barley (Hordeum vulgare L.) seeds containing high levels of starch. - (Abstract Only)
Rashid, A., Gines, M., Baldwin, T.T., Esvelt Klos, K.L., Bregitzer, P.P. 2016. Extraction of high-quality RNA from germinating barley (Hordeum vulgare L.) seeds containing high levels of starch.. Proceedings International Barley Genetics Symposium. p.155.
Barley stripe rust resistance QTL: Development and validation of SNP markers for resistance to Puccinia striiformis f. sp. hordei - (Peer Reviewed Journal)
Esvelt Klos, K.L., Gordon, T.C., Bregitzer, P.P., Hayes, P., Chen, X., Bonman, J.M. 2016. Barley stripe rust resistance QTL: Development and validation of SNP markers for resistance to Puccinia striiformis f. sp. hordei. Phytopathology. doi: 10.1094/PHYTO-09-15-0225-R.
A consensus map in cultivated hexaploid oat reveals conserved grass synteny with substantial sub-genome rearrangement - (Peer Reviewed Journal)
Chaffin, A.S., Huang, Y., Smith, S., Bekele, W.A., Babiker, E.M., Gnanesh, B.N., Foresman, B.J., Blanchard, S.G., Jay, J.J., Reid, R.W., Wight, C.P., Chao, S., Oliver, R., Islamovic, E., Kolb, F.L., McCartney, C., Mitchell Fetch, J.W., Beattie, A.D., Bjornstad, A., Bonman, J.M., Langdon, T., Howarth, C.J., Brouwer, C.R., Jellen, E.N., Esvelt Klos, K.L., Poland, J., Hsieh, T., Brown, R., Jackson, E., Schlueter, J.A., Tinker, N.A. 2016. A consensus map in cultivated hexaploid oat reveals conserved grass synteny with substantial sub-genome rearrangement. The Plant Genome. 9(2). doi: 10.3835/plantgenome2015.10.0102.
Candidate qRT-PCR reference genes for barley that demonstrate better stability than traditional housekeeping genes - (Abstract Only)
Gines, M.C., Baldwin, T.T., Rashid, A., Esvelt Klos, K.L., Bregitzer, P.P., Jellen, E., Maughan, J. 2016. Candidate qRT-PCR reference genes for barley that demonstrate better stability than traditional housekeeping genes. Proceedings International Barley Genetics Symposium. p.63.
Genetic diversity among wheat accessions from the USDA National Small Grains Collection - (Peer Reviewed Journal)
Bonman, J.M., Babiker, E.M., Cuesta-Marcos, A., Esvelt Klos, K.L., Brown Guedira, G.L., Chao, S., See, D.R., Chen, J., Akhunov, E., Zhang, J., Bockelman, H.E., Gordon, T.C. 2015. Genetic diversity among wheat accessions from the USDA National Small Grains Collection. Crop Science. 55(3):1243-1253.
Genetic diversity for Russian wheat aphid resistance as determined by genome-wide association mapping and inheritance in progeny - (Peer Reviewed Journal)
Dahleen, L.S., Bregitzer, P.P., Mornhinweg, D.W., Esvelt Klos, K.L. 2015. Genetic diversity for Russian wheat aphid resistance as determined by genome-wide association mapping and inheritance in progeny. Crop Science. 55(5):1925-1933.
Quantitative trait loci of barley malting quality trait components in the Stellar/01Ab8219 mapping population Reprint Icon - (Peer Reviewed Journal)
Islamovic, E., Obert, D., Budde, A.D., Schmitt, M., Brunick II, R., Kilian, A., Chao, S., Lazo, G.R., Marshall, J., Jellen, E., Maughan, P., Hu, G., Esvelt Klos, K.L., Brown, R., Jackson, E. 2014. Quantitative trait loci of barley malting quality trait components in the Stellar/01Ab8219 mapping population. Molecular Breeding. DOI: 10.1007/s11032-014-0017-3.
Identifying the loci that influence quantitative trait variation in oats: Lessons from human population-based GWAS Reprint Icon - (Abstract Only)
Esvelt Klos, K.L. 2014. Identifying the loci that influence quantitative trait variation in oats: Lessons from human population-based GWAS. Plant and Animal Genome VX Conference Abstracts. PAGXXII, Jan 11-15, 2014.