Hrcek, J.,* Parker, B.J.,* McLean, A.C.H., Simon, J.C., Mann, C., & Godfray, H.C.J. *Co-first authors. (2018) Hosts do not simply outsource pathogen resistance to protective symbionts. In Press, Evolution.

Li, B., Bickel, R.D., Parker, B.J., Vellichirammal, N.N., Grantham, M., Simon, J.-C., Stern, D.L., & Brisson, J.A. Unravelling the genomic basis and evolution of the pea aphid male wing dimorphism. bioRxiv: https://doi.org/10.1101/156133. 

McLean, A.H.C.,* Parker, B.J.,* Hrcek, J., Kavanagh, J., Wellham, P.A.D., & Godfray, H.C.J.  *Co-first authors. (2018) Consequences of symbiont co-infections for insect host phenotypes. Journal of Animal Ecology, 87: 478-488. 

Parker, B.J., McLean, A.H.C., Hrcek, J., Gerardo, N.M., & Godfray, H.C.J. (2017) Establishment and maintenance of pea aphid endosymbionts after horizontal transfer is dependent on host genotype. Biology Letters, 13: 20170016. 

McLean, A.H.C., Hrcek, J., Parker, B.J., & Godfray, H.C.J. (2017) Cascading effects of herbivore protective symbionts on hyperparasitoids. In Press, Ecological Entomology. pdf

Parker, B.J., Hrcek, J., McLean, A.H.C., & Godfray, H.C.J. (2017) Genotype specificity among hosts, pathogens, and beneficial microbes influences the strength of symbiont mediated protection. Evolution71(5): 1222-1231. pdf

Parker, B.J.,* Barribeau, S.M.,* Laughton, A.M., Griffin, L.H., & Gerardo, N.M. *Co-first authors. (2017) Life-history strategy determines constraints on immune function. Journal of Animal Ecology, 86(3): 473-483. 

McLean, A.H.C., Parker, B.J., Hrcek, J., Henry, L.M., & Godfray, H.C.J. (2016) Insect symbionts in food webs. Invited Review, Philosophical Transactions of the Royal Society B371: 20150325. pdf

Gerardo, N.M., & Parker, B.J., (2014) Mechanisms of symbiont-conferred protection against natural enemies: an ecological and evolutionary framework. Current Opinion in Insect Science, 4: 8-14. pdf

Parker, B.J., Garcia, J.R., & Gerardo, N.M. (2014) Genetic variation in resistance and fecundity tolerance in a natural host–pathogen interaction. Evolution, 68(8): 2421-2429. pdf

Garcia, J.R., Laughton, A.M., Malik, Z., Parker, B.J., Trincot, C., Chiang, S., Chung, E., & Gerardo, N.M. (2014) Partner associations across sympatric broad-headed bug species and their environmentally acquired bacterial symbionts. Molecular Ecology, 23(6): 1333-1347. pdf

Barribeau, S.M.,* Parker, B.J.,* & Gerardo, N.M. *Co-first authors. (2013) Exposure to natural pathogens reveals costly aphid response to fungi but not bacteria. Ecology and Evolution, 4(4): doi:10.1002/ece3.892.  pdf

ter Braak, B., Laughton, A.M., Altincicek, B., Parker, B.J., Gerardo, N.M. (2013) Exposure to bacterial signals does not alter pea aphids’ survival upon a second challenge or investment in production of winged offspring. PLoS One, 8(8): e73600. pdf

Parker, B.J., Spragg, C.J., Altincicek, B., & Gerardo, N.M. (2013) Symbiont-mediated protection against fungal pathogens in pea aphids: a role for pathogen specificity? Applied and Environmental Microbiology, 79(7): 2455-2458. pdf

Parker, B.J., Barribeau, S.M., Laughton, A.M., de Roode, J.C., and Gerardo, N.M. (2011) Non-immunological defense in an evolutionary framework. Trends in Ecology & Evolution, 26(5): 242-248. pdf

Gerardo, N.M., Altincicek, B., Anselme, C., Atamian, H., Barribeau, S.M., de Vos, M., Duncan, E.J., Evans, J.D., Gabaldón, T., Ghanim, M., Heddi, A., Kaloshian, I., Latorre, A., Moya, A., Nakabachi, A., Parker, B.J., Pérez-Brocal, V., Pignatelli, M., Rahbé, Y., Ramsey, J.S., Spragg, C.J., Tamames, J.S., Tamarit, D., Tamborindeguy, C., Vincent–Monegat, C., and Vilcinskas, A. (2010) Immunity and other defenses in pea aphids, Acyrthosiphon pisum. Genome Biology, 11(2): R21. pdf

The International Aphid Genomics Consortium. (2010) Genome Sequence of the Pea Aphid Acyrthosiphon pisum. PLoS Biology, 8(2): e1000313. pdf

Parker, B.J., Elderd, B.D. and Dwyer, G. (2010) Host behaviour and exposure risk in an insect–pathogen interaction. Journal of Animal Ecology, 79(4): 863-870. pdf