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Archer, L., Mondal, H.A., Behera, S., Twayana, M., Louis, J., Nalam, V.J., Keereetaweep, J., Chowdhury, Z., and Shah, J. Interplay between MYZUS PERSICAE-INDUCED LIPASE 1 and OPDA signaling in controlling green peach aphid infestation on Arabidopsis thaliana. bioRxiv

Pitt, W. J., Kairy, L., Villa, E., Nalam, V. J., & Nachappa, P. (2022). Virus Infection and Host Plant Suitability Affect Feeding Behaviors of Cannabis Aphid (Hemiptera: Aphididae), a Newly Described Vector of Potato Virus Y. Environmental Entomology, 51(2), 322-331.

Wyka, S., Mondo, S., Liu, M., Nalam, V., & Broders, K. (2022). A large accessory genome and high recombination rates may influence global distribution and broad host range of the fungal plant pathogen Claviceps purpurea. PloS one, 17(2), e0263496.

Xie, Y., Nachappa, P., Nalam, V.J., and Pearce, S., 2022. Genomic and Molecular Characterization of Wheat Streak Mosaic Virus Resistance Locus 2 (Wsm2) in Common Wheat (Triticum aestivum L.). http://10.3389/fpls.2022.928949


Hale, C.E., Jordan, M.A., Iriarte, G., Storer, A.J., Nalam, V.J. and Marshall, J., 2021. Genome-wide SNP identification in Fraxinus linking genetic characteristics to tolerance of Agrilus planipennis.


Joshi, K., Baumgardner, J.L., MacPhail, M., Acharya, S.R., Blotevogel, E., Dayan, F.E., Nachappa, P. and Nalam, V.J., 2021. The Source of Rag5-Mediated Resistance to Soybean Aphids Is Located in the Stem. Frontiers in plant science, p.1425.

Rushton, J. and Nalam, V.J. 2021. Potato Mop-Top Virus: A rising threat to potato production worldwide. ​​Outlooks on Pest Management. 32.1: 13-17.

Nalam, V.J., Han, J., Pitt, W.J., Acharya, S.R. and Nachappa, P. 2021. Location, Location, Location: Feeding site affects aphid performance by altering access and quality of nutrients. PLOSOne,

​​Wyka, S.A., Mondo, S.J., Liu, M., Dettman, J., Nalam, V.J., & Broders, K.D. 2020. Whole genome comparisons of ergot fungi reveals the divergence and evolution of species within the genus Claviceps are the result of varying mechanisms driving genome evolution and host range expansion. Genome Biology and Evolution, evaa267, DOI: 10.1093/gbe/evaa267


Kansman, J., Nalam, V.J., Nachappa, P. and Finke, D. 2020. Plant water stress intensity influences use of host plants by aphids. Economic Entomology 45(6): 1437-1444

Nguyen, J.N., Schein, J.R., Hunt, K.A., Tippmann-Feightner, J.A., Rapp, M., Stoffer-Bittner, A.J., Nalam, V.J., Funk, A.M., Schultes, N.A., and Mourad, G. 2020. The Nicotiana sylvestris nucleobase cation symporter 1 retains a dicot solute specificity profile. Plant Gene 22: 100226.

Nalam, V.J., Han, J., Nachappa, P., and Szczepaniec, A. 2020. Drought stress and pathogen infection alter feeding behavior of a phytopathogen vector. Entomologia Experimentalis et Applicata 168(8): 588-598.

Nalam, V.J., Issacs, T., Moh, S., Kansman, J., Finke, D., Albrecht, T., and Nachappa, P. 2020. Diurnal feeding as a potential mechanism of osmoregulation in aphids. Insect Science DOI: 10.1111/1744-7917.12787.


Nalam, V.J., Louis, J., and J. Shah. Plant defense against aphids, the pest extraordinaire. Plant science 279, 96-107 (Invited review).

Han, J., Nalam, V.J., Yu, I., and Nachappa, P. Vector Competence of Thrips Species to Transmit Soybean vein necrosis virus. Frontiers in Microbiology 10, 431


Angelella, G., Nalam, V.J., Nachappa, P., White, J., and Kaplan, I. Endosymbionts differentially alter exploratory probing behavior of a nonpersistent plant virus vector. Microbial ecology 76 (2), 453-458

Nalam, V.J., Louis, J., Patel, M., and J. Shah. Arabidopsis-Green Peach Aphid interaction: rearing the insect, no-choice and fecundity assays, and electrical penetration graph technique to study insect feeding behavior. Bio Protoc 8, e1950


Nalam, V.J., Sarowar, S., and J. Shah. Establishment of Fusarium graminearum infection model in Arabidopsis thaliana leaves and floral tissues. Bio Protoc 6, e1877

Nachappa, P., Culkin, C.T., Saya, P.M., Han, J., and Nalam, V.J. Water stress modulates soybean aphid performance, feeding behavior, and virus transmission in soybean. Frontiers in plant science 7, 552​

Selig, P., Keough, S., Nalam, V.J., and Nachappa, P. Jasmonate-dependent plant defenses mediate soybean thrips and soybean aphid performance on soybean. Arthropod-Plant Interactions 10 (4), 273-282


Nalam, V. J., S. Alam, J. Keereetaweep, B. Venables, D. Burdan, H. Lee, H. N. Trick, S. Sarowar, R. Makandar, and J. Shah. Facilitation of Fusarium graminearum infection by 9-lipoxygenases in Arabidopsis and Wheat. Mol. Plant-Microbe Interact. 28: 1142-1152.

Rapp, M., J. Schein, K. Hunt, V. J. Nalam, G. Mourad, and N. Schultes. The solute specificity profiles of nucleobase cation symporter 1 (NCS1) from Zea mays and Setaria viridis illustrate functional flexibility. Protoplasma: 1-13.


Makandar, R.*, V. J. Nalam*, Z. Chowdhury, S. Sarowar, G. Klossner, H. Lee, D. Burdan, H. N. Trick, E. Gobbato, J. E. Parker, and J. Shah. The combined action of ENHANCED DISEASE SUSCEPTIBILITY1, PHYTOALEXIN DEFICIENT4, and SENESCENCE-ASSOCIATED101 promotes salicylic acid-mediated defenses to limit Fusarium graminearum infection in Arabidopsis thaliana. Mol. Plant-Microbe Interact. 28: 943-953.

* Both authors contributed equally to the work.



Book Chapter - Nalam, V. J., and P. Nachappa. 2014. The role of roots in plant defense responses to aboveground herbivores, pp. 369-384, Root Engineering. Springer.



Nalam, V. J., J. Keereetaweep, and J. Shah. The green peach aphid, Myzus persicae, acquires a LIPOXYGENASE5-derived oxylipin from Arabidopsis thaliana, which promotes colonization of the host plant. Plant signaling & behavior 8(1): 1e22735


Nalam, V. J., J. Shah, and P. Nachappa. Emerging role of roots in plant responses to aboveground insect herbivory. Insect Sci. 20:286-296 (Invited review)



Nalam, V.J., Keeretaweep, J., Sarowar, S., and Shah, J. Root-derived oxylipins promote green peach aphid performance on Arabidopsis thaliana foliage. Plant Cell, 24: 1643-1653.

Chaturvedi, R., Venables, B., Petros, R., Nalam, V.J., Li, M., Wang, X., Welti, R., Takemoto, L.J. and Shah, J. An abietane diterpenoid is a potent activator of systemic acquired resistance. Plant J., 71:161-172.

Makandar, R.*, Nalam, V.J.*, Lee, H., Trick, H.N., Dong, Y. and Shah, J. Salicylic acid regulates basal resistance to Fusarium head blight in wheat. Mol. Plant-Microbe Interact. 25:431-439.
* Both authors contributed equally to the work.



Makandar, R., Nalam, V.J., Jeanotte, R., Sparks, A. and Shah, J. Involvement of salicylate and jasmonates signaling pathways in Arabidopsis interaction with Fusarium graminearum. Mol. Plant-Microbe Interact. 23:861-870.



Johnson, E.B., Nalam, V.J., Leonard, J.M., Zemetra, R.S. and Riera-Lizarazu, O. Mapping the compactum, C, locus in wheat (Triticum aestivum L.) and its relationship to some spike-compacting genes of the Triticeae. Euphytica 163:193-201.



Nalam, V.J., Vales, M.I., Johnson, E.B. and Riera-Lizarazu, O. Map-based analysis of genetic loci on chromosome 2D that affect glume tenacity and the free-threshing character in common wheat (Triticum aestivum L.). Theor. Appl. Genet. 116:135-145.


Nalam, V.J., Vales, M.I., Watson, C.J.W., Kianian, S.F. and Riera-Lizarazu, O. Map based analysis of genes affecting the brittle rachis character in tetraploid wheat (Triticum turgidum L.). Theor. Appl. Genet. 112: 373-381.


Nalam, V.J., C.J.W. Watson, M.I. Vales, and Riera-Lizarazu, O. Molecular mapping of tenacious glumes, Tg: a gene involved in the evolution of the free-threshing character of common wheat (Triticum aestivum L.). In: N.E. Pogna, M. Romano, E.A. Pogna, and G. Galterio (eds.), Proceedings of the 10th International Wheat Genetics Symposium, p. 595- 597, September 1-6, Paestum, Italy.

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