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ARS Home » Midwest Area » Madison, Wisconsin » Vegetable Crops Research » People » Dennis Halterman » About Dr. Halterman

About Dr. Halterman


Research Interests

Molecular biology, biochemistry, and genetics of plant-pathogen interactions and the regulation of genes involved in host disease resistance signaling. Transcriptional, translational, and post-translational regulation of genes involved in signal transduction of disease resistance.

Research Summary Video

Here is a 2-minute 'elevator pitch' describing my research:



Karki, H., Abdullah, S., Chen, Y., and Halterman, D. 2021. Natural genetic diversity in the potato resistance gene RB confers suppression avoidance from Phytophthora effector IPI-O4. Molecular Plant-Microbe Interactions. In press.

Kumar, P., Kumar, P., Sharma, D., Verma, S.K., Halterman, D., Kumar, A. 2021. Genome-wide identification and expression profiling of basic leucine zipper transcription factors following abiotic stresses in potato (Solanum tuberosum L.). PLOS ONE. 16(3): e0247864. 

Karki, H. and Halterman, D. 2021. Phytophthora infestans (Late blight) infection assay in a detached leaf of potato. Bio-protocol. 11(4): e3926.

Karki, H., Halterman, D., and Endelman, J. 2021. Characterization of a late blight resistance gene homologous to R2 in potato variety Payette Russet. American Journal of Potato Research. 98: 78-84.

Karki, H., Jansky, S., and Halterman, D. 2020. Screening of wild potatoes identifies new sources of late blight resistance. Plant Disease. 105: 368-376.

Adhikari, T. B., Ingram, T., Halterman, D., and Louws, F. J. 2020. Gene Genealogies Reveal High Nucleotide Diversity and Admixture Haplotypes Within Three Alternaria Species Associated with Tomato and Potato. Phytopathology. 110:1149-1464.

Chowdhury, R., Lasky, D., Karki, H., Zhang, Z., Goyer, A., Halterman, D., and Rakotondrafara, A. 2020. HCPro Suppression of Callose Deposition Contributes to Strain-Specific Resistance Against Potato Virus Y. Phytopathology. 110:164-173.

Gutierrez Sanchez, P.A., Babujee, L., Jaramillo Mesa, H., Arcibal, E., Gannon, M., Halterman, D., Jahn, M., Jiang, J. and Rakotondrafara, A. 2020. Overexpression of a modified eIF4E regulates potato virus Y resistance at the transcriptional level in potato. BMC Genomics 21:18.

Bethke, P., Halterman, D., and Jansky, S. 2019. Potato Germplasm Enhancement Enters the Genomics Era. Agronomy. 9:575

Wu, S., Zhang, B., Keyhaninejad, N., Rodriguez, G., Kim, H., Chakrabarti, M., Illa-Berenguer, E., Taitano, N., Jose Gonzalo, M., Diaz, A., Pan, Y., Leisner, C., Halterman, D., Buell, C.R., Weng, Y., Jansky, S., van Eck, H., Willemsen, J., Monforte, A., Meulia, T., and van der Knaap, E. 2018. A common genetic mechanism underlies morphological diversity in fruits and other plant organs. Nature Communications. 9:4734.

Abdullah, S. and Halterman, D. 2018. “Methods for Transient Gene Expression in Wild Relatives of Potato,” in Plant Pathogenic Fungi and Oomycetes, vol. 1848, Methods in Molecular Biology, W. Ma, T. Wolpert, Eds., New York City: Humana Press. pp. 131–138.

Hirsch, R.L., Miller, S., and Halterman, D. 2018. An inquiry-based investigation of bacterial soft rot of potato. The American Biology Teacher. 80: 594-599.

Tai, H., De Koeyer, D., Sønderkær, M., Hedegaard, S., Lagüe, M., Goyer, C., Nolan, L., Davidson, C., Gardner, K., Neilson, J., Paudel, J., Murphy, A., Bizimungu, B., Wang, H., Xiong, X., Halterman, D., and Nielsen, K.L. 2018. Verticillium dahliae disease resistance and the regulatory pathway for tuberization in potato. The Plant Genome. 11:170040.

Chen, Y., and Halterman, D. 2017. Determination of virulence contribution from Phytophthora infestans effector IPI-O4 in a resistant potato host containing the RB gene. Physiological and Molecular Plant Pathology. 100: 30-34.

Bethke, P., Halterman, D., and Jansky, S. 2017. Are we getting better at using wild potato species in light of new tools? Crop Science. 57: 1241-1258

Halterman, D., Hayslett, M. Kartanos, V., and Rouse, D. 2017. Demonstrating concepts of pathogeneists using efectors of Phytophthora infestans. Plant Health Instructor. 10.1094/PHI-T-2017-0610-01

Sanchez-Perez, A., Halterman, D., and Gevens, A. 2017. RB and Ph resistance genes in potato and tomato minimize risk for oospore production in the presence of mating pairs of Phytophthora infestans. European Journal of Plant Pathology. 149: 853-864.

Chen, Y., and Halterman, D. 2017. Phytophthora infestans effectors IPI-O1 and IPI-O4 each contribute to pathogen virulence. Phytopathology. 107: 600-606.

Kumar, A., Jansky, S., and Halterman, D. 2017. Potato stem cuttings to study Verticillium dahliae infection for resistance breeding and 'omics' studies. American Journal of Potato Research. 94:270-274.

Gaguancela, O., Zuniga, L., Arias, A., Flores, F., Halterman, D., Johansen, E., Wang, A., Yamaji, Y., and Verchot, J. 2016. The IRE1 pathway and Bax inhibitor 1 suppress systemic accumulation of potyviruses and potexviruses in Arabidopsis and N. benthamiana plants. Molecular Plant-Microbe Interactions. 29: 750-766.

Halterman, D., Guenthner, J., Collinge, S., Butler, N., Douches, D. 2016. Biotech potatoes in the 21st century: 20 years since the first biotech potato. American Journal of Potato Research. 93: 1-20.

Khiutti, A., Spooner, D., Jansky, S., and Halterman, D. 2015. Testing taxonomic predictivity of foliar and tuber resistance to Phytophthora infestans in wild relatives of potato. Phytopathology 105: 1198-1205.

Meier, A., Jansky, S., and Halterman, D. 2015. Germplasm release: Three potato clones incorporating combined resistances to early blight from S. palustre and late blight from S. bulbocastanum into a S. tuberosum background. American Journal of Potato Research 92: 410-416.

Uribe, P., Jansky, S., and Halterman, D. 2014. Two CAPS markers predict Verticillium wilt resistance in wild Solanum species. Molecular Breeding 33: 465-476.

Tai, H.H., Goyer, C., Platt, H.W., De Koyer, D., Murphy, A., Uribe, P., and Halterman, D. 2013. Decreased defense gene expression in tolerance versus resistance to Verticillium dahliae in potato. Functional and Integrative Genomics 13: 367-378.

Halterman, D., Charkowski, A., and Verchot, J. 2012. Potato, Viruses, and Seed Certification in the USA to Provide Healthy Propagated Tubers. Pest Technology 6 (Special Issue 1): 1-14.

Weber, B. and Halterman, D. 2012. Analysis of genetic and pathogenic variation of Alternaria solani from a potato production region. European Journal of Plant Pathology 134:847-858.

Chen, Y., Liu, Z., and Halterman, D. 2012. Molecular determinants of resistance activation and suppression by Phytophthora infestans effector IPI-O. PLoS Pathogens 8(3): e1002595.

Halterman, D., and Middleton, G. 2012. Presence of the potato late blight resistance gene RB does not promote adaptive parasitism of Phytophthora infestans. American Journal of Plant Sciences 3: 360-367.

Shahbazi, H., Aminian, H., Sahebani, N., and Halterman, D. 2011. Activity of β-1,3-glucanase and β-1,4-glucanase in two potato cultivars following challenge by the fungal pathogen Alternaria solani. Phytoparasitica 39:455-460.

Shahbazi, H., Aminian, H., Sahebani, N., and Halterman, D. 2011. Effect of Alternaria solani exudates on resistant and susceptible potato cultivars from two different pathogen isolates. Plant Pathology Journal 27:14-19.

Bae, J., Neu, K., Halterman, D., and Jansky, S. 2011. Development of a potato seedling assay to screen for resistance to Verticillium dahliae. Plant Breeding 130: 225-230.

Chen, Y. and Halterman, D. 2011. Phenotypic characterization of potato late blight resistance mediated by the broad-spectrum resistance gene RB. Phytopathology 101: 263-270.

Halterman, D., Chen, Y., Sopee, J., Berduo, J., and Sanchez, A. 2010. Competitive interaction between Phytophtora infestans effectors leads to increased aggressiveness on plants containing broad-spectrum late blight resistance. PLoS ONE 5:e10536.

Shahbazi, H., Aminian, H., Sahebani, N., and Halterman, D. 2010. Biochemical evaluation of resistance responses of potato to different isolates of Alternaria solani. Phytopathology 100:454-459

Liu, Z. and Halterman, D. 2009. Analysis of proteins differentially accumulated during potato late blight resistance mediated by the RB resistance gene. Physiological and Molecular Plant Pathology 74:151-160.

Liu, Z. and Halterman, D. 2009. Different genetic mechanisms control foliar and tuber resistance to Phytophthora infestans in wild potato Solanum verrucosum. American Journal of Potato Research 86:476-480.

Bae, J., Halterman, D., and Jansky, S. 2008. Development of a molecular marker associated with Verticillium wilt resistance in diploid interspecific potato hybrids. 2008. Molecular Breeding 22:61-69.

Halterman, D., Colton, L., Weilgus, S., and Jiang, J. 2008. Performance of transgenic potato containing the rate-limiting late blight resistance gene RB. Plant Disease 92:339-343.

Liu, Z. and Halterman, D. 2006. Identification and characterization of RB orthologous genes from the late blight resistant wild potato species Solanum verrucosum. Physiological and Molecular Plant Pathology. 69:230-239.