Gary Felton
Professor and Department Head of Entomology

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501 ASI
University Park, PA - gwf10@psu.edu
- 814-863-7789
Research Summary
Plant-herbivore interactions. Adaptive responses of herbivores to plant defenses. Herbivore cues recognized by plants with specific focus on biochemical and molecular analysis of salivary secretions.
Huck Graduate Students
Huck Affiliations
Publication Tags
Insects Herbivores Proteins Jasmonic Acid Herbivory Insect Larvae Tomatoes Lycopersicon Esculentum Bacteria Saliva Helicoverpa Zea Glucose Oxidase Temperature Climate Change Genes Insecta Larva Zea Mays Microorganisms Solanum Lycopersicum Herbivore Caterpillar Trichomes Apyrase FitnessMost Recent Papers
Changes in tolerance and resistance of a plant to insect herbivores under variable water availability
Po An Lin, Sulav Paudel, Amin Afzal, Nancy L. Shedd, Gary W. Felton, 2021, Environmental and Experimental Botany
Top-down effects from parasitoids may mediate plant defence and plant fitness
Ching Wen Tan, Michelle L. Peiffer, Jared G. Ali, Dawn S. Luthe, Gary W. Felton, 2020, Functional Ecology on p. 1767-1778
Asymmetric Responses to Climate Change
Sulav Paudel, Po An Lin, Kelli Hoover, Gary W. Felton, Edwin G. Rajotte, 2020, Journal of Chemical Ecology on p. 891-905
Host plant defense produces species-specific alterations to flight muscle protein structure and flight-related fitness traits of two armyworms
Scott L. Portman, Gary W. Felton, Rupesh R. Kariyat, James H. Marden, 2020, Journal of Experimental Biology
Fungi from the black cutworm Agrotis ipsilon oral secretions mediate plant–insect interactions
Xuewei Chen, Michelle Peiffer, Ching Wen Tan, Gary W. Felton, 2020, Arthropod-Plant Interactions on p. 423-432
Induction of defensive proteins in Solanaceae by salivary glucose oxidase of Helicoverpa zea caterpillars and consequences for larval performance
Po An Lin, Michelle Peiffer, Gary W. Felton, 2020, Arthropod-Plant Interactions on p. 317-325
Oral cues are not enough
Po An Lin, Gary W. Felton, 2020, Planta
Potential Impacts of Translocation of Neonicotinoid Insecticides to Cotton (Gossypium hirsutum (Malvales
Asher G. Jones, Kelli Hoover, Kirsten Pearsons, John F. Tooker, Gary W. Felton, 2020, Environmental Entomology on p. 159-168
Diet influences proliferation and stability of gut bacterial populations in herbivorous lepidopteran larvae
Charles J. Mason, Abbi St Clair, Michelle Peiffer, Elena Gomez, Asher G. Jones, Gary W. Felton, Kelli Hoover, 2020, PLoS One on p. e0229848
Host permissiveness to baculovirus influences time-dependent immune responses and fitness costs
Qinjian Pan, Ikkei Shikano, Gary W. Felton, Tong Xian Liu, Kelli Hoover, 2020, Insect Science
Most-Cited Papers
Herbivory in the previous generation primes plants for enhanced insect resistance
Sergio Rasmann, Martin De Vos, Clare L. Casteel, Donglan Tian, Rayko Halitschke, Joel Y. Sun, Anurag A. Agrawal, Gary W. Felton, Georg Jander, 2012, Plant Physiology on p. 854-863
Herbivore exploits orally secreted bacteria to suppress plant defenses
Seung Ho Chung, Cristina Rosa, Erin D. Scully, Michelle Peiffer, John F. Tooker, Kelli Hoover, Dawn S. Luthe, Gary W. Felton, 2013, Proceedings of the National Academy of Sciences of the United States of America on p. 15728-15733
Role of trichomes in defense against herbivores
Donglan Tian, John Frazier Tooker, Michelle Peiffer, Seung Ho Chung, Gary Felton, 2012, Planta on p. 1053-1066
Microorganisms from aphid honeydew attract and enhance the efficacy of natural enemies
Pascal D. Leroy, Ahmed Sabri, Stéphanie Heuskin, Philippe Thonart, Georges Lognay, François J. Verheggen, Frédéric Francis, Yves Brostaux, Gary W. Felton, Eric Haubruge, 2011, Nature Communications
Salivary glucose oxidase from caterpillars mediates the induction of rapid and delayed-induced defenses in the tomato plant
Donglan Tian, Michelle Peiffer, Erica Shoemaker, John Frazier Tooker, Eric Haubruge, Frederic Francis, Dawn S. Luthe, Gary Felton, 2012, PLoS One
Tritrophic Interactions
Ikkei Shikano, Cristina Rosa, Ching Wen Tan, Gary Felton, 2017, Annual Review of Phytopathology on p. 313-331
Insights into the saliva of the brown marmorated stink bug Halyomorpha halys (Hemiptera
Michelle Peiffer, Gary W. Felton, 2014, PLoS One
ATP hydrolyzing salivary enzymes of caterpillars suppress plant defenses
Shuang Wu, Michelle Peiffer, Dawn S. Luthe, Gary W. Felton, 2012, PLoS One
Insect eggs can enhance wound response in plants
Jinwon Kim, John Frazier Tooker, Dawn S. Luthe, Consuelo M De Moraes, Gary Felton, 2012, PLoS One
Roles of ethylene and jasmonic acid in systemic induced defense in tomato (Solanum lycopersicum) against helicoverpa zea
Donglan Tian, Michelle Peiffer, Consuelo M. De Moraes, Gary W. Felton, 2014, Planta on p. 577-589
News Articles Featuring Gary Felton
Feb 17, 2021
Silencing the alarm
An enzyme in the saliva of certain insects prevents their food plants from warning neighboring plants of an attack.
Full Article
Jul 22, 2019
Plants defend against insects by inducing 'leaky gut syndrome'
Plants may induce "leaky gut syndrome" — permeability of the gut lining — in insects as part of a multipronged strategy for protecting themselves from being eaten, according to researchers at Penn State.
Full Article