Publications

Parker BJ, Barribeau S, Laughton A, Griffin L, Gerardo NM. Life-history strategy determines constraints on immune function. Journal of Animal Ecology, in press.

Hoang, K., Morran, L. & N.M. Gerardo. 2016. Experimental evolution as an underutilized tool for studying beneficial animal–microbe interactions. Frontiers in Microbiology . 7:1444.

De Man, T, Stajich, J.E., Kubicek, C.P., Teiling, Chenthamara, K., Atanasova, L., Druzhinina, I.S., Levenkova, N., Birnbaum, S.S.L., Barribeau, S.M., Bozick, B.A., Suen, G., Currie, C.R. & N.M.Gerardo. 2016. The small genome of the fungus Escovopsis weberi, a specialized disease agent of ant agriculture. Proceedings of the National Academy of Science of the United States of America. 113: 3567–3572.

Birnbaum, S.L. & N.M. Gerardo. 2016. Patterns of specificity of the pathogen Escovopsis across the fungus-growing ant symbiosis. The American Naturalist. 188(1):52-65.

Laughton, A.L., Garcia, J.R. & N.M. Gerardo. 2016. Condition-dependent alteration of cellular immunity by secondary symbionts in the pea aphid, Acyrthosiphon pisum. Journal of Insect Physiology. 86:17-24.

Hassan, S., Florez, L., Gerardo, N.M., & M. Kaltenpoth. An out-of-body experience: the extracellular dimension for the transmission of mutualistic bacteria in insects. Proceedings of the Royal Society B. In press.

Gerardo, N.M. Primer: Harnessing evolution to elucidate the consequences of symbiosis. PLoS Biology. Accepted.

Searle, C.L., Housley Ochs, J., Caceres, C.E., Chiang, S., Gerardo, N.M., Hall, S.R. & M.A. Duffy. 2015. Plasticity, not genetic variation, drives infection success of a fungal parasite. Parasitology. 142(6):839-48.

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

Costopoulos, K., Kovacs, J.L., Kamins, A. & N.M. Gerardo. 2014. Aphid facultative symbionts reduce survival of the predatory lady beetle Hippodamia convergens. BMC Ecology 14:5.

Parker, B.J., Garcia, J.R. & N.M. Gerardo. 2014. Genetic variation in resistance and fecundity tolerance in a natural host-pathogen interaction. Evolution. 68(8): 2421-9.

Garcia, J.R., Laughton, A.L., Malik, Z., Parker, B.J., Trincot, C., Chiang, S., Chung, E. & N. M. Gerardo. 2014. Partner associations within an environmentally-acquired insect-bacteria symbiosis. Molecular Ecology 23 (6): 1333–1347.

Barribeau, S.M., Parker, B.J. & N.M. Gerardo. Exposure to natural pathogens reveals costly aphid response to fungi but not bacteria. Ecology and Evolution. In Press. 

Laughton, A.L., Fan, M.H. & N.M. Gerardo. 2014. Combined effects of symbionts and ageing on life history traits in the pea aphid, Acyrthosiphon pisum. Applied and Environmental Microbiology 80:470-477.

Gardner, W.A., Blount, J.L., Golec, J.R., Jones, W.A., Hu, X.P., Talamas, E.J., Evans, R.M., Dong, X., Ray, C.H., Buntin, G.D., Gerardo, N.M. & J. Couret**. 2013. Discovery of Paratelenomus saccharalis (Dodd) (Hymenoptera: Platygastridae), an egg parasitoid of Megacopta cribraria F. (Hemiptera: Plataspidae) in its expanded North American range. Journal of Entomological Science. 48(4):355-359.

ter Braak, B., Laughton, A.L., Altincicek, B., Parker, B.J. & N.M. Gerardo. 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. 

Aylward, F., Burnum-Johnson, K., Tringe, S., Teiling, C., Tremmel, D., Moeller, J., Scott, J., Barry, K., Piehowski, P., Nicora, C., Malfatti, S., Monroe, M., Purvine, S., Goodwin, L., Smith, R., Weinstock, G., Gerardo, N.M., Suen, G., Lipton, M. & C.R. Currie. 2013. Leucoagaricus gongylophorus produces a diversity of enzymes for recalcitrant plant polymer degradation in leaf-cutter ant fungus gardens. Applied and Environmental Microbiology 79: 3770-3778.

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

Barribeau, S. & N.M. Gerardo. 2012. An evolutionarily and ecologically based strategy for genome sequencing efforts. Heredity 108: 577-580.

Altincicek, B., Kovacs, J.L. & N.M. Gerardo. 2012. Horizontally-transferred fungal carotenoid genes in the two-spotted spider mite Tetranychus urticae. Biology Letters 8(2): 253-257. (20 citations)

Altincicek, B., ter Braak, B., Laughton, A.M., Udekwi, K.I. & N.M. Gerardo. 2011. Escherichia coli K-12 pathogenicity in the pea aphid, Acyrthosiphon pisum, reveals reduced antibacterial defense in aphids. Developmental and Comparative Immunology 35(10): 1091-1097.

Laughton, A.L., Hall, J.R., Strand, M., Altincicek, B. & N.M. Gerardo. 2011. Characterisation of immune responses in the pea aphid, Acyrthosiphon pisum. Journal of Insect Physiology 57(6): 830-839.

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

De Roode, J., Rarick, R., Mongue. A., Gerardo, N.M., Hunter, M. 2011. Aphids indirectly increase virulence and transmission potential of a monarch butterfly parasite by reducing defensive chemistry of a shared food plant. Ecology Letters 14(5): 453-461.

Suen, G., Teiling, C., Li, L., Holt, C., Abouheif, E., Bornberg-Bauer, E., Bouffard, P., Caldera, E.J., Cash, E., Cavanaugh, A., Denas, O., Elhaik, E., Favé, M.J., Gadau, J., Gibson, J.D., Graur, D., Grubbs, K.J., Hagen, D.E., Harkins, T.T., Helmkampf, M., Hu, H., Johnson, B.R., Kim, J., Marsh, S.E., Moeller, J.A., Muñoz-Torres, M.C., Murphy, M.C., Naughton, M.C., Nigam, S., Overson, R., Rajakumar, R., Reese, J.T., Scott, J.J., Smith, C.R., Tao, S., Tsutsui, N.D., Viljakainen, L., Wissler, L., Yandell, M.D., Zimmer, F., Taylor, J., Slater, S.C., Clifton, S.W., Warren, W.C., Elsik, C.G., Smith, C.D., Weinstock, G.M., Gerardo, N.M. & C.R. Currie. 2011. The genome sequence of the leaf-cutter ant Atta cephalotes reveals insights into its obligate symbiotic lifestyle. PLoS Genetics. 7(2):e1002007.

Cafaro, M.J., Poulsen, M., Little, A.E.F., Price, S.L., Gerardo, N.M., Wong, B., Stuart, A.E., Larget, B., Abbot, P. & C.R. Currie. 2011. Specificity in the symbiotic association between fungus-growing ants and protective Pseudonocardia bacteria. Proceedings of the Royal Society of London, B 278(1713): 1814-1822.

Barribeau, S., Sok, D. & N.M. Gerardo. 2010. Aphid reproductive investment in response to mortality risk. BMC Evolutionary Biology. 10:article 251.

Gerardo, N.M., Altincicek, B., Anselme C., Atamian, H., Barribeau, S.B., de Vos, M, Duncan, E.J., Evans, J.D., Gabaldon, T., Ghanim, M., Heddi, A., Kaloshian, I., Latorre, A., Moya, A., Nakabachi, A., Parker, B.J., Perez-Brocal, V., Pignatelli, M., Rahbe, Y., Ramsey, J., Spragg, C., Tamames, J., Tamarit, D., Tamborindeguy, C., Vincent-Montegat, C. & A. Vilcinskas. 2010. Immunity and defense in pea aphids, Acyrthosiphon pisum. Genome Biology 11(2):R21. 16pp.

The International Aphid Genomics Consortium. 2010. Genome sequence of the pea aphid, Acyrthosiphon pisum. PLoS Biology 8(2):e1000313.

Poulsen, M., Erhardt, D., Little, A.E.F., Gerardo, N.M., Tebbets, B., Klein, B. & C.R. Currie. 2010. Variation in Pseudonocardia antibiotic defense helps govern parasite-induced morbidity in Acromyrmex leaf-cutting ants. Environmental Microbiology Reports 2(10):534-540.

Gerardo, N.M. & E.J. Caldera. 2007. Labile associations between fungus-growing ant cultivars and their garden pathogens. International Society for Microbial Ecology Journal (ISME). 1: 373-384.

Gerardo, N.M., U.G. Mueller & C.R. Currie. 2006. Complex host-pathogen coevolution in the Apterostigma fungus-growing ant-microbe symbiosis. BMC Evolutionary Biology 6(88).

Gerardo, N.M., Jacobs, S., Currie, C.R.. & U.G. Mueller. 2006. Ancient host-pathogen associations maintained by specificity of chemotaxis and antibiosis. Public Library of Science – Biology (PLOS Biology) 4(8): 1358-1363.

Moran, N.A., P. Tran , & N. M. Gerardo. 2005. Symbiosis and insect diversification: an ancient symbiont of sap-feeding insects from the bacterial phylum Bacteroidetes. Applied and Environmental Microbiology 71(12): 8802-8810.

Mueller, U.G., N.M. Gerardo, D. Aanen, D. Six & T. Schultz. 2005. The evolution of agriculture in insects. Annual Review of Ecology, Evolution and Systematics 36: 563-595.

Gerardo, N.M., U.G. Mueller, S. Price & C.R. Currie. 2004. Exploiting a mutualism:        parasite specialization on cultivars within the fungus-growing ant symbiosis. Proceedings of the Royal Society B 271: 1791-1798.

Greeney, H.F. & N.M. Gerardo. 2001. Descriptions of the immature stages and oviposition behavior of Pyrrhogyra otolais (Nymphalidae). Journal of the Lepidopterists’ Society 54(3): 88-90.