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Karen Hudson
Adjunct Assistant Professor
USDA-ARS Research Molecular Biologist
Crop Production and Pest Control Research Unit
915 West State Street
West Lafayette, IN 47907
(765) 494-8057


Professional Preparation
1997
University of Maryland, Baltimore County, BS, Biological Sciences

2004
University of California, Berkeley, PhD, Plant Biology

2004-2006
University of Chicago, Chicago, Postdoctoral fellow 

2006-2007
University of Illinois, Urbana-Champaign, Postdoctoral fellow


Appointments
2007-present
Research Molecular Biologist, USDA-Agricultural Research Service

2007-present
Adjunct Assistant Professor, Purdue University, Dept. of Agronomy


Publications
1. Gaskin, E.L., Carrero-Colón, M., and Hudson, K.A.. Combination of the elevated stearic acid trait with other fatty acid traits in soybean. Journal of the American Oil Chemists Society. 98:221-226. 2021.
2. Hagely, K.B., Jo, H. Kim, J.H., Hudson, K.A., and Bilyeu, K.. Molecular-assisted breeding for improved carbohydrate profiles in soybean seed. Theoretical and Applied Genetics, 133(4) 1189-1200. 2020.
3. Thapa, R., Carrero-Colón, M., Rainey, K.M., and Hudson, K.A. TILLInG-by-Sequencing: A successful approach to identify rare alleles in soybean populations. Genes 10(12) 1003. 2019.
4. Held, J.P., Carrero-Colón, M., and Hudson, K.A.. Combination of novel mutation in FAD3C and FAD3A for low linolenic acid soybean. Agrosystems, Geosciences, an Environment 2(1) 1-4.
5. Thapa, R., Carrero-Colón, M., Addo-Quaye, C., Held, J., Dilkes, B., and Hudson, K.A..  New alleles of FAD3A lower the linolenic acid content of soybean seeds. Crop Science 58 (2) 713-718. 2018.
6. Wickland, D.P., Battu, G., Hudson, K.A., Diers, B.W., and Hudson, M.E.. A comparison of genotyping-by-sequencing analysis methods on low coverage crop datasets shows advantages of new workflow GBEasy. BMC Bioinformatics 18 (1) 586. 2017.
7. Brown, A.V., and Hudson, K.A.. Transcriptional profiling of mechanically and genetically sink-limited soybeans. Plant, Cell, & Environment. 40 (10), 2307-2318. 2017.
8. Sweeney, D., Carrero-Colón, M., and Hudson, K.A. Characterization of new allelic combinations for high-oleic soybeans. Crop Science, 57 (2) 611-616. 2017.
9. Kumar, I., Swaminathan, K., Hudson, K., and Hudson, M.E. Evolutionary divergence of phytochrome protein function in Zea mays PIF3 signaling. Journal of Experimental Botany 67(14):4231-40. 2016.
10. Thapa, R., Carrero-Colón, M., and Hudson, K.A. New alleles of FATB-1A to reduce palmitic acid levels in soybean. Crop Science 56 (3):1076-1080. 2016.
11. Thapa, R., Carrero-Colón, M., Crowe, M., Gaskin, E., and Hudson, K.A. Novel FAD2-1A alleles confer elevated oleic acid phenotype in soybean seeds. Crop Science: 56 (1):226–231. 2016.
12. Brown, A.V., and Hudson, K.A. Developmental Profiling of gene expression in soybean trifoliate leaves and cotyledons. BMC Plant Biology. 15 (1) 169. 2015.
13. Hudson, K.A., and Hudson, M.E. A classification of basic-helix-loop-helix transcription factors of soybean. International Journal of Genomics. Article ID 603182. 2015.
14. Carrero-Colón, M., Abshire, N., Sweeney, D., Gaskin, E., and Hudson, K. Mutations in SACPD-C result in a range of elevated stearic acid concentration in soybean seed. PLOSOne. 9(5): e97891. 2014. 
15. Hudson, K.A., and Hudson, M.E. The basic helix-loop-helix transcription factor family in the Sacred Lotus, Nelumbo nucifera. Tropical Plant Biology. 7(2) 65-70. 2014.
16. Ming, R.,  VanBuren, R., Liu, Y., Yang, M., Yuepeng Han, Y., Li, L.-T., Zhang, Q., Kim, M.-J., Schatz, M.C., Campbell, M., Li, J., Bowers, J.E., Tang, H., Lyons, E., Ferguson, A.A., Narzisi, G., Nelson, D.R., Blaby-Haas, C.E., Gschwend, A.R., Jiao, Y., Der, J.P., Zeng, F., Han, J., Min, X., Hudson, K.A., Singh, R., Grennan, A.K., Karpowicz, S.J., Watling, J.R., Ito, K., Robinson, S.A., Hudson, M.E., Yu, Q., Mockler, T.C., Carroll, A., Zheng, Y., Sunkar, R., Jia, R., Chen, N., Arro, J., Wai, C.M., Wafula, E., Spence, A., Han, Y., Xu, L., Zhang, J., Peery, J., Haus, M.J., Xiong, W., Walsh, J.A., Wu, J., Wang, M.-L., Zhu, Y.-J., Paull, R.E., Britt, A.B., Du, C., Downie, S.R., Schuler, M.A., Michael, T.P., Long, S.P., Ort, D.R., Schopf, J.W., Gang, D.R.,  Jiang, N., Yandell, M., dePamphilis, C.W., Merchant, S.S., Paterson, A.H., Buchanan, B.B., Li, S., and Shen-Miller, J.. Genome of the long-living sacred lotus (Nelumbo nucifera Gaertn.). Genome Biology 14(5): r41. 2013. 
17. Ziegler, G., Terauchi, A., Becker, A., Armstrong, P., Hudson, K., and Baxter, I. Ionomic Screening of Field-Grown Soybean Identifies Mutants with Altered Seed Elemental Composition. The Plant Genome. 6(2). 2013.
18.  Hudson, K. Soybean oil quality variants identified by large scale mutagenesis. International Journal of Agronomy. Volume 2012, Article ID 569817. 2012.
19. Head, K., Galos, T., Fang, Y., and Hudson, K. Mutations in the soybean 3-ketoacyl-ACP synthase gene are correlated with high levels of seed palmitic acid. Molecular Breeding. 30(3)1519-1523. 2012.
20. Hudson, K.A., Luo, S., Hagemann, N., and Preuss, D. Changes in global gene expression in response to genetic and chemical perturbation of chromatin structure. PLOSone 6(6):e20587. 2011. 
21. Hudson, K.A. The circadian clock-controlled transcriptome of developing soybean seeds. The Plant Genome 3(1) 3-13. 2010.
22. Kim, K.-S., Bellendir, S., Hudson, K. A., Hill, C.B., Hartman, G.L., Hyten, D., Hudson, M.E., and Diers, B.W.  Fine mapping the soybean aphid resistance gene Rag1 in soybean. Theoret. Appl. Genet. 20(5) 1063-1071. 2010. 
23. Kaczorowski, K., Kim, K.-S., Diers, B., and Hudson, M.E. Microarray-based genetic mapping using soybean near-isogenic lines and generation of SNP markers in the Rag1 aphid-resistance interval. The Plant Genome 1:89-98. 2008.





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Department of Agronomy, 915 West State Street, West Lafayette, IN 47907-2053 USA, (765) 494-4773

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