| Mortality of resprouting chaparral shrubs after a fire and during a record drought: physiological mechanisms and demographic consequences RB Pratt, AL Jacobsen, AR Ramirez, AM Helms, CA Traugh, MF Tobin, ... Global change biology 20 (3), 893-907, 2014 | 159 | 2014 |
| Phytohormone dynamics associated with gall insects, and their potential role in the evolution of the gall-inducing habit JF Tooker, AM Helms Journal of Chemical Ecology 40, 742-753, 2014 | 127 | 2014 |
| Exposure of Solidago altissima plants to volatile emissions of an insect antagonist (Eurosta solidaginis) deters subsequent herbivory AM Helms, CM De Moraes, JF Tooker, MC Mescher Proceedings of the National Academy of Sciences 110 (1), 199-204, 2013 | 100 | 2013 |
| Maize plants recognize herbivore-associated cues from caterpillar frass S Ray, I Gaffor, FE Acevedo, A Helms, WP Chuang, J Tooker, GW Felton, ... Journal of Chemical Ecology 41, 781-792, 2015 | 81 | 2015 |
| Identification of an insect-produced olfactory cue that primes plant defenses. AM Helms, CM De Moraes, A Troger, HT Alborn, W Francke, JF Tooker, ... Nature Communications 8 (1), 1-9, 2017 | 79 | 2017 |
| The role of plant-associated microbes in mediating host-plant selection by insect herbivores JM Grunseich, MN Thompson, NM Aguirre, AM Helms Plants 9 (1), 6, 2019 | 61 | 2019 |
| Phytohormones in fall armyworm saliva modulate defense responses in plants FE Acevedo, P Smith, M Peiffer, A Helms, J Tooker, GW Felton Journal of Chemical Ecology 45, 598-609, 2019 | 59 | 2019 |
| Chemical cues linked to risk: cues from below‐ground natural enemies enhance plant defences and influence herbivore behaviour and performance AM Helms, S Ray, NL Matulis, MC Kuzemchak, W Grisales, JF Tooker, ... Functional Ecology 33 (5), 798-808, 2019 | 52 | 2019 |
| Silencing the alarm: an insect salivary enzyme closes plant stomata and inhibits volatile release PA Lin, Y Chen, D Chaverra‐Rodriguez, CC Heu, NB Zainuddin, ... New Phytologist 230 (2), 793-803, 2021 | 45 | 2021 |
| The volatile emission of Eurosta solidaginis primes herbivore-induced volatile production in Solidago altissima and does not directly deter insect feeding AM Helms, CM De Moraes, MC Mescher, JF Tooker BMC plant biology 14, 1-10, 2014 | 41 | 2014 |
| Risky roots and careful herbivores: Sustained herbivory by a root‐feeding herbivore attenuates indirect plant defences JM Grunseich, MN Thompson, AA Hay, Z Gorman, MV Kolomiets, ... Functional Ecology 34 (9), 1779-1789, 2020 | 30 | 2020 |
| Asymmetry in herbivore effector responses: caterpillar frass effectors reduce performance of a subsequent herbivore S Ray, AM Helms, NL Matulis, E Davidson-Lowe, W Grisales, JG Ali Journal of chemical ecology 46, 76-83, 2020 | 23 | 2020 |
| Zucchini yellow mosaic virus infection limits establishment and severity of powdery mildew in wild populations of Cucurbita pepo JE Harth, MJ Ferrari, AM Helms, JF Tooker, AG Stephenson Frontiers in plant science 9, 1815, 2018 | 23 | 2018 |
| Zucchini Yellow Mosaic Virus Infection Limits Establishment and Severity of Powdery Mildew in Wild Populations of Cucurbita pepo AGS Jacquelyn Elizabeth Harth, Matthew J Ferrari, Anjel M Helms, John F Tooker Frontiers in Plant Science 9 (https://doi.org/10.3389/fpls.2018.00792), 2018 | 22 | 2018 |
| Defense suppression through interplant communication depends on the attacking herbivore species LO Marmolejo, MN Thompson, AM Helms Journal of Chemical Ecology 47 (12), 1049-1061, 2021 | 21 | 2021 |
| Consistent signatures of urban adaptation in a native, urban invader ant Tapinoma sessile AJ Blumenfeld, PA Eyer, AM Helms, G Buczkowski, EL Vargo Molecular Ecology, 2021 | 18 | 2021 |
| Improving natural enemy selection in biological control through greater attention to chemical ecology and host-associated differentiation of target arthropod pests MN Thompson, RF Medina, AM Helms, JS Bernal Insects 13 (2), 160, 2022 | 15 | 2022 |
| Plant communication across different environmental contexts suggests a role for stomata in volatile perception NM Aguirre, JM Grunseich, AF Lima, SD Davis, AM Helms Plant, Cell & Environment 46 (7), 2017-2030, 2023 | 9 | 2023 |
| Trade-offs between defenses against herbivores in goldenrod (Solidago altissima) EC Yip, RP Sowers, AM Helms, MC Mescher, CM De Moraes, JF Tooker Arthropod-plant interactions 13, 279-287, 2019 | 9 | 2019 |
| Plant bio-wars: maize protein networks reveal tissue-specific defense strategies in response to a root herbivore L Castano-Duque, A Helms, JG Ali, DS Luthe Journal of chemical ecology 44, 727-745, 2018 | 9 | 2018 |
John TookerProfessor, Dept. of Entomology, Penn StateVerified email at psu.edu