Purdue University

Publications (Postdoc, *Grad student, ^undergraduate in the Iyer-Pascuzzi lab)


*Caldwell D, Da Silva CR, McCoy AM, Avila H, Bonkowski JC, Chilvers MI, Helm M, Telenko D, Iyer-Pascuzzi AS. Uncovering the Infection Strategy of Phyllachora maydis during Maize colonization: A Comprehensive Analysis. bioRxiv,

*Rivera-Zuluaga K, *Hiles R, Barua P, *Caldwell D, Iyer-Pascuzzi AS. Getting to the root of Ralstonia invasion. 2023. Semin Cell Dev Biol. 148-149:3-12. doi: 10.1016/j.semcdb.2022.12.002. PMID: 36526528.

Yang C, Baireddy S, Méline V, Cai E, *Caldwell D, Iyer-Pascuzzi AS, Delp EJ. Image-based plant wilting estimation. Plant Methods. 2023 May 31;19(1):52. doi: 10.1186/s13007-023-01026-w. PMID: 37254098; PMCID: PMC10230817.

Kumar N, *Caldwell C, Iyer-Pascuzzi AS. 2023. The NIN-LIKE PROTEIN 7 transcription factor modulates auxin pathways to regulate root cap development in Arabidopsis. Journal of Experimental Botany, 74(10):3047-3059. doi: 10.1093/jxb/erad058. PMID: 36787214.

Méline V, *Caldwell D, Kim BS, Khangura RS, Baireddy S, Yang C, Sparks EE, Dilkes B, Delp EJ, Iyer-Pascuzzi AS. Image-based assessment of plant disease progression identifies new genetic loci for resistance. The Plant Journal, doi:10.1111/tpj.1610


Méline V, Hendrich CG, Truchon AN, *Caldwell D, *Hiles R, *Leuschen-Kohl R, *Tran T, Mitra RM, Allen C, Iyer-Pascuzzi AS. 2022.Tomato deploys defence and growth simultaneously to resist bacterial wilt disease. Plant Cell Environ. doi: 10.1111/pce.14456. PMID: 36213953.

Helm M, Singh R, *Hiles R, Jaiswal N, Myers A, Iyer-Pascuzzi AS, Goodwin S. 2022. Candidate effector proteins from the maize tar spot pathogen Phyllachora maydis localize to diverse plant cell compartments. Phytopathology, in press. doi: 10.1094/PHYTO-05-22-0181-R

*Tran T, *French E, Iyer-Pascuzzi AS. 2022. In vitro functional characterization predicts the impact of bacterial root endophytes on plant growth. Journal of Experimental Botany, 73(16):5758-5772. doi: 10.1093/jxb/erac228. PMID: 35596672.

Ingel B, *Caldwell D, Duong F, Parkinson D, McCulloh KA, Iyer-Pascuzzi AS, McElrone AJ, Lowe-Power TM. 2022. Revisiting the source of wilt symptoms: X-ray microcomputed tomography provides direct evidence that Ralstonia biomass clogs xylem vessels. Phytofrontiers, 2:41-51.

MacIntyre AM, Méline V, Gorman Z, Augustine SP, Dye CJ, Hamilton CD, Iyer-Pascuzzi AS, Kolomiets MV, McCulloh KA, Allen C. 2022. Trehalose induces tomato defenses and increases drought tolerance and bacterial wilt disease resistance. PLoS One, 4:e0266254. doi: 10.1371/journal.pone.0266254


Herrero-Huerta M, Méline V, Iyer-Pascuzzi AS, Souza AM, Tuinstra MR, Yang Y. 2021. 4D Structural Root Architecture Modeling From Digital Twins by X-ray computed tomography. Plant Methods 7(1):123. doi: 10.1186/s13007-021-00819-1.

Denne NL, *Hiles RH, Kyrysyuk O, **Iyer-Pascuzzi AS, and **Mitra RM. 2021. Ralstonia solanacearum effectors localize to diverse organelles in Solanum hosts. Phytopathology, 111(12):2213-2226. doi: 10.1094/PHYTO-10-20-0483-R. (Denne, Hiles, Kyrysyuk are co-first authors;  **Iyer-Pascuzzi and Mitra are co-corresponding authors)

French E, Kaplan I, Iyer-Pascuzzi AS, Nakatsu CH, and Enders. L. 2021. Emerging strategies for precision microbiome management in diverse ecosystems. Nature Plants. doi: 10.1038/s41477-020-00830-9. Online ahead of print.

Yang C, Baireddy S, Cai E, Meline V, *Caldwell D, Iyer-Pascuzzi AS, Delp EJ. 2021. Image-Based Plant Wilting Estimation. arXiv:2105.12926.


Clark NM, Van den Broeck L, Guichard M, Stager A, Tanner HG, Blilou I, Grossmann G, Iyer-Pascuzzi AS, Maizel A, Sparks EE and Sozzani R. 2020. Novel Imaging Modalities Shedding Light on Plant Biology: Start Small and Grow Big. Annual Review of Plant Biology71.

Kumari P, Ginzburg N, Sayas T, Saphier S., Bucki P, Miyara SB, *Caldwell DL, Iyer-Pascuzzi AS and Kleiman, M., 2020. A biomimetic platform for studying root-environment interaction. Plant and Soil447(1), pp.157-168.

Kumar N and Iyer-Pascuzzi AS, 2020. Shedding the Last Layer: Mechanisms of Root Cap Cell Release. Plants9(3), p.308.

 *French E, *Tran T and Iyer-Pascuzzi AS, 2020. Tomato Genotype Modulates Selection and Responses to Root Microbiota. Phytobiomes Journal, pp.PBIOMES-02.

Yang, C., Baireddy, S., Chen, Y., Cai, E., *Caldwell, D., Méline, V., Iyer-Pascuzzi, A.S. and Delp, E.J., 2020, March. Plant Stem Segmentation Using Fast Ground Truth Generation. In 2020 IEEE Southwest Symposium on Image Analysis and Interpretation (SSIAI) (pp. 62-65). IEEE.

Dundore-Arias JP, Eloe-Fadrosh EA, Schriml, LM, Beattie GA, Brennan FP, Busby PE, Calderon RB, Castle SC, Emerson JB, Iyer-Pascuzzi A.S. et al. 2020. Community-Driven Metadata Standards for Agricultural Microbiome Research. Phytobiomes Journal4(2), pp.115-121.


*Caldwell D, and Iyer-Pascuzzi AS. A Scanning Electron Microscopy Technique for Viewing Plant− Microbe Interactions at Tissue and Cell-Type Resolution. Phytopathology (2019): PHYTO-07.

Wang T, Rostamza M, Song, Z, Wang, L, McNickle G, Iyer-Pascuzzi AS, Qiu Z, and Jin J. SegRoot: A high throughput segmentation method for root image analysis. Computers and Electronics in Agriculture 162 (2019): 845-854.


*French E, Kim BS, ^Rivera-Zuluaga K, and Iyer-Pascuzzi AS. Whole root transcriptomic analysis suggests a role for auxin pathways in resistance to Ralstonia solanacearum in tomato. Molecular plant-microbe interactions 31, no. 4 (2018): 432-444.

 *French E and Iyer-Pascuzzi AS. A role for the gibberellin pathway in biochar-mediated growth promotion. Scientific reports 8, no. 1 (2018): 5389.

Karve R, and Iyer-Pascuzzi AS. Further insights into the role of NIN-LIKE PROTEIN 7 (NLP7) in root cap cell release. Plant signaling & behavior 13, no. 1 (2018): e1414122.

Mitchell K, *French E, Beckerman J, Iyer-Pascuzzi AS, Volenec J, and Gibson K. Biochar Alters the Root Systems of Large Crabgrass. HortScience 53, no. 3 (2018): 354-359.


Balduzzi, M, Binder BM, Bucksch A, Chang C, Hong L, Iyer-Pascuzzi AS, Pradal C, and Sparks EE. Reshaping plant biology: qualitative and quantitative descriptors for plant morphology. Frontiers in plant science 8 (2017): 117.

Bucksch A, Atta-Boateng A, Fortuné Azihou A, Battogtokh D, Baumgartner A, Binder B, Braybrook  S, Chang  C, Coneva V, DeWitt  TJ, Fletcher  AG, Gehan  MA, Diaz-Martinez DH,Hong L, Iyer-Pascuzzi  AS, Klein LL, Leiboff  S,  Li M, Lynch  JP, Maizel A, Maloof   J,Markelz C, Martinez  CC, Miller L, Mio W, Palubicki  W, Poorter  H, Pradal C, Price CA,Puttonen E, Reese J, Rellán-Álvarez R, Spalding EP, Sparks EE, Topp CN, Williams J. “Morphological plant modeling: unleashing geometric and topological potential within the plant sciences.” Frontiers in plant science 8 (2017): 900. Morphological plant modeling: Unleashing geometric and topological potential within the plant sciences. Frontiers in Plant Science, 8:900.

 *Caldwell D, Kim BS, and Iyer-Pascuzzi AS. Ralstonia solanacearum differentially colonizes roots of resistant and susceptible tomato plants. Phytopathology 107, no. 5 (2017): 528-536.

Kim H, Kim BS, Shim JE, Hwang S, Yang S, Kim E, **Iyer-Pascuzzi AS, and Insuk Lee. TomatoNet: a genome-wide co-functional network for unveiling complex traits of tomato, a model crop for fleshy fruits. Molecular plant 10, no. 4 (2017): 652-655. **co-corresponding author.


*French E, Kim BS, and Iyer-Pascuzzi AS. Mechanisms of quantitative disease resistance in plants. In Seminars in cell & developmental biology, vol. 56, pp. 201-208. Academic Press, 2016. 

Karve R, *Suárez-Román F, and Iyer-Pascuzzi AS. “The transcription factor NIN-LIKE PROTEIN7 controls border-like cell release.” Plant physiology 171, no. 3 (2016): 2101-2111.

Kim, B.S., *French, E., *Caldwell D., *Harrington, E.J. and Iyer-Pascuzzi, A.S. Bacterial wilt disease: Host resistance and pathogen virulence mechanisms. Physiological and Molecular Plant Pathology 95 (2016): 37-43.


Karve, R., and Iyer-Pascuzzi, A.S. Digging deeper: high-resolution genome-scale data yields new insights into root biology. Current opinion in plant biology 24 (2015): 24-30.


Sozzani, R., and Iyer-Pascuzzi, A.S. Postembryonic control of root meristem growth and development. Current opinion in plant biology 17 (2014): 7-12.

Cornell (graduate work) and Duke (postdoctoral work)

Primary research, reviews, and book chapters:

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