Toxins Research

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Kimberly D. Gwinn
Associate Professor
Plant Pathology

Juan Luis Jurat-Fuentes
Associate Professor
Insect physiology and molecular pathology



Development of Novel DNA-Based Methods for Detection of Bt Resistant Fall Armyworms, 5/31/2018


(1 mention)

Beef Cattle 
Beef cattle farming is Tennesseeís number one farm commodity - and herd reproductive health is critical. UTís Institute of Agriculture is working on research to boost cattle pregnancy rates.


Recent Publications

Entomopathogenic bacteria in insect biological control Grijalba, E., M. Hurst, J. Ibarra, J. L. Jurat-Fuentes, and T. Jackson.  2018.  Biological Conrol of Phytopathogens, Insects and Acari, Chapter 5, pp. 296-333, Edited by A. M. Cotes, Agrosavia, Bogota, Colombia. [Abstract]

Development of Methods for Testing Alterations in Flight Behavior of Cry1Fa-Resistant and Susceptible Spodoptera frugiperda in Response to Feeding on Cry1Fa Protoxin.  Hietela, L.  2018.  M.S. Thesis. [Abstract]

Equine Toxicity Series: Other Toxins to Horses.  Ivey, J. L., and L. G. Strickland.  2018.  UT Extension Publication W 784 C.

Domain III of Cry1Ac Is Critical to Binding and Toxicity against Soybean Looper (Chrysodeixis includens) but Not to Velvetbean Caterpillar (Anticarsia gemmatalis) Mushtaq, R., A. R. Shakoori, and J. L. Jurat-Fuentes.  2018.  Toxins, 10(3). pii: E95. [Abstract]

Decreased Cry1Ac activation by midgut proteases associated with Cry1Ac resistance in Helicoverpa zea Zhang, M., J. Wei, X. Ni, J. Zhang, J. L. Jurat-Fuentes, J. Fabrick, Y. Carriere, B. Tabashnik, and X. Li.  2018.  Pest Management Science, doi: 10.1002/ps.5224. [Abstract]

Alpha-arylphorin is a mitogen in the Heliothis virescens midgut cell secretome upon Cry1Ac intoxication Castagnola. A., J. Jackson, O. P. Perera, C. Oppert, S. Eda, and J. L. Jurat-Fuentes.  2017.  PeerJ, 5:e3886. [Abstract]

Specificity determinants for Cry insecticidal proteins: Insights from their mode of action Jurat-Fuentes, J. L., and N. Crickmore.  2017.  Journal of Invertebrate Pathology, 142: 5-10. [Abstract]

Herbicide and insect resistance Bt cotton pollen assessment finds no detrimental effects on adult honey bees Niu, L., W. Ma, C. Lei, J. L. Jurat-Fuentes, and L. Chen.  2017.  Environmental Pollution, 230: 479-485. [Abstract]

Intestinal regeneration as an insect resistance mechanism to entomopathogenic bacteria.  Castagnola, A., and J. L. Jurat-Fuentes.  2016.  Current Opinion in Insect Science, Volume 15, June 2016, Pages 104-110. [Abstract]

Basic and Applied Research: Entomopathogenic Bacteria Glare, T., J. L. Jurat-Fuentes, and M. O'Callaghan.  2016.  Microbial Control of Insect and Mite Pests: from theory to practice, Chapter IV Lerry Lacey, Editor Academic Press. [Abstract]

Editorial overview: Pests and resistance: Resistance to Bt toxins in transgenic crops Siegfried, B., and J. L. Jurat-Fuentes.  2016.  Current Opinion in Insect Science, Volume 15, 1 June 2016, Pages iv-vi.

MAPK Signaling Pathway Alters Expression of Midgut ALP and ABCC Genes and Causes Resistance to Bacillus thuringiensis Cry1Ac Toxin in Diamondback Moth Guo, Z., S. Kang, D. Chen, Q. Wu, S. Wang, W. Xie, X. Zhu, S. Baxter, X. Zhou, J. Jurat-Fuentes, and Y. Zhang.  2015.  PLoS Genetics, e1005124. [Abstract]