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Items: 44


Transcriptomics of monarch butterflies (Danaus plexippus) reveals that toxic host plants alter expression of detoxification genes and down-regulate a small number of immune genes.

Tan WH, Acevedo T, Harris EV, Alcaide TY, Walters JR, Hunter MD, Gerardo NM, de Roode JC.

Mol Ecol. 2019 Sep 4. doi: 10.1111/mec.15219. [Epub ahead of print]


Even obligate symbioses show signs of ecological contingency: Impacts of symbiosis for an invasive stinkbug are mediated by host plant context.

Couret J, Huynh-Griffin L, Antolic-Soban I, Acevedo-Gonzalez TS, Gerardo NM.

Ecol Evol. 2019 Jul 24;9(16):9087-9099. doi: 10.1002/ece3.5454. eCollection 2019 Aug.


The effects of Bacillus subtilis on Caenorhabditis elegans fitness after heat stress.

Hoang KL, Gerardo NM, Morran LT.

Ecol Evol. 2019 Feb 18;9(6):3491-3499. doi: 10.1002/ece3.4983. eCollection 2019 Mar.


The influence of symbiotic bacteria on reproductive strategies and wing polyphenism in pea aphids responding to stress.

Reyes ML, Laughton AM, Parker BJ, Wichmann H, Fan M, Sok D, Hrček J, Acevedo T, Gerardo NM.

J Anim Ecol. 2019 Apr;88(4):601-611. doi: 10.1111/1365-2656.12942. Epub 2019 Jan 31.


How symbiosis and ecological context influence the variable expression of transgenerational wing induction upon fungal infection of aphids.

Tan WH, Reyes ML, Hoang KL, Acevedo T, Leon F, Barbosa JD, Gerardo NM.

PLoS One. 2018 Oct 26;13(10):e0201865. doi: 10.1371/journal.pone.0201865. eCollection 2018.


Transcriptional profile and differential fitness in a specialist milkweed insect across host plants varying in toxicity.

Birnbaum SSL, Rinker DC, Gerardo NM, Abbot P.

Mol Ecol. 2017 Dec;26(23):6742-6761. doi: 10.1111/mec.14401. Epub 2017 Nov 25.


Establishment and maintenance of aphid endosymbionts after horizontal transfer is dependent on host genotype.

Parker BJ, McLean AHC, Hrček J, Gerardo NM, Godfray HCJ.

Biol Lett. 2017 May;13(5). pii: 20170016. doi: 10.1098/rsbl.2017.0016.


Life-history strategy determines constraints on immune function.

Parker BJ, Barribeau SM, Laughton AM, Griffin LH, Gerardo NM.

J Anim Ecol. 2017 May;86(3):473-483. doi: 10.1111/1365-2656.12657. Epub 2017 Apr 3.


Experimental Evolution as an Underutilized Tool for Studying Beneficial Animal-Microbe Interactions.

Hoang KL, Morran LT, Gerardo NM.

Front Microbiol. 2016 Sep 13;7:1444. doi: 10.3389/fmicb.2016.01444. eCollection 2016. Review.


Patterns of Specificity of the Pathogen Escovopsis across the Fungus-Growing Ant Symbiosis.

Birnbaum SS, Gerardo NM.

Am Nat. 2016 Jul;188(1):52-65. doi: 10.1086/686911. Epub 2016 May 12.


Small genome of the fungus Escovopsis weberi, a specialized disease agent of ant agriculture.

de Man TJ, Stajich JE, Kubicek CP, Teiling C, Chenthamara K, Atanasova L, Druzhinina IS, Levenkova N, Birnbaum SS, Barribeau SM, Bozick BA, Suen G, Currie CR, Gerardo NM.

Proc Natl Acad Sci U S A. 2016 Mar 29;113(13):3567-72. doi: 10.1073/pnas.1518501113. Epub 2016 Mar 14.


Condition-dependent alteration of cellular immunity by secondary symbionts in the pea aphid, Acyrthosiphon pisum.

Laughton AM, Garcia JR, Gerardo NM.

J Insect Physiol. 2016 Mar;86:17-24. doi: 10.1016/j.jinsphys.2015.12.005. Epub 2015 Dec 14.


Plasticity, not genetic variation, drives infection success of a fungal parasite.

Searle CL, Ochs JH, Cáceres CE, Chiang SL, Gerardo NM, Hall SR, Duffy MA.

Parasitology. 2015 May;142(6):839-48. doi: 10.1017/S0031182015000013. Epub 2015 Feb 25.


Interchangeable allies: exploiting development and selection to swap symbionts.

Gerardo NM.

Proc Natl Acad Sci U S A. 2015 Feb 17;112(7):1923-4. doi: 10.1073/pnas.1424099112. Epub 2015 Feb 9. No abstract available.


Harnessing evolution to elucidate the consequences of symbiosis.

Gerardo NM.

PLoS Biol. 2015 Feb 10;13(2):e1002066. doi: 10.1371/journal.pbio.1002066. eCollection 2015 Feb.


The symbiont side of symbiosis: do microbes really benefit?

Garcia JR, Gerardo NM.

Front Microbiol. 2014 Sep 26;5:510. doi: 10.3389/fmicb.2014.00510. eCollection 2014.


Mechanisms of symbiont-conferred protection against natural enemies: an ecological and evolutionary framework.

Gerardo NM, Parker BJ.

Curr Opin Insect Sci. 2014 Oct;4:8-14. doi: 10.1016/j.cois.2014.08.002. Epub 2014 Aug 19. Review.


Genetic variation in resistance and fecundity tolerance in a natural host-pathogen interaction.

Parker BJ, Garcia JR, Gerardo NM.

Evolution. 2014 Aug;68(8):2421-9. doi: 10.1111/evo.12418. Epub 2014 May 6.


Exposure to natural pathogens reveals costly aphid response to fungi but not bacteria.

Barribeau SM, Parker BJ, Gerardo NM.

Ecol Evol. 2014 Feb;4(4):488-93. doi: 10.1002/ece3.892. Epub 2014 Jan 23.


Aphid facultative symbionts reduce survival of the predatory lady beetle Hippodamia convergens.

Costopoulos K, Kovacs JL, Kamins A, Gerardo NM.

BMC Ecol. 2014 Feb 20;14:5. doi: 10.1186/1472-6785-14-5.


Partner associations across sympatric broad-headed bug species and their environmentally acquired bacterial symbionts.

Garcia JR, Laughton AM, Malik Z, Parker BJ, Trincot C, S L Chiang S, Chung E, Gerardo NM.

Mol Ecol. 2014 Mar;23(6):1333-47. doi: 10.1111/mec.12655. Epub 2014 Feb 7.


The combined effects of bacterial symbionts and aging on life history traits in the pea aphid, Acyrthosiphon pisum.

Laughton AM, Fan MH, Gerardo NM.

Appl Environ Microbiol. 2014 Jan;80(2):470-7. doi: 10.1128/AEM.02657-13. Epub 2013 Nov 1.


Exposure to bacterial signals does not alter pea aphids' survival upon a second challenge or investment in production of winged offspring.

ter Braak B, Laughton AM, Altincicek B, Parker BJ, Gerardo NM.

PLoS One. 2013 Aug 29;8(8):e73600. doi: 10.1371/journal.pone.0073600. eCollection 2013.


The give and take of host-microbe symbioses.

Gerardo NM.

Cell Host Microbe. 2013 Jul 17;14(1):1-3. doi: 10.1016/j.chom.2013.07.001.


Leucoagaricus gongylophorus produces diverse enzymes for the degradation of recalcitrant plant polymers in leaf-cutter ant fungus gardens.

Aylward FO, Burnum-Johnson KE, Tringe SG, Teiling C, Tremmel DM, Moeller JA, Scott JJ, Barry KW, Piehowski PD, Nicora CD, Malfatti SA, Monroe ME, Purvine SO, Goodwin LA, Smith RD, Weinstock GM, Gerardo NM, Suen G, Lipton MS, Currie CR.

Appl Environ Microbiol. 2013 Jun;79(12):3770-8. doi: 10.1128/AEM.03833-12. Epub 2013 Apr 12.


Symbiont-mediated protection against fungal pathogens in pea aphids: a role for pathogen specificity?

Parker BJ, Spragg CJ, Altincicek B, Gerardo NM.

Appl Environ Microbiol. 2013 Apr;79(7):2455-8. doi: 10.1128/AEM.03193-12. Epub 2013 Jan 25.


Microbiology. Animal behavior and the microbiome.

Ezenwa VO, Gerardo NM, Inouye DW, Medina M, Xavier JB.

Science. 2012 Oct 12;338(6104):198-9. doi: 10.1126/science.1227412. No abstract available.


An evolutionarily and ecologically focused strategy for genome sequencing efforts.

Barribeau SM, Gerardo NM.

Heredity (Edinb). 2012 May;108(5):577-80. doi: 10.1038/hdy.2011.109. Epub 2011 Nov 30. No abstract available.


Horizontally transferred fungal carotenoid genes in the two-spotted spider mite Tetranychus urticae.

Altincicek B, Kovacs JL, Gerardo NM.

Biol Lett. 2012 Apr 23;8(2):253-7. doi: 10.1098/rsbl.2011.0704. Epub 2011 Sep 14.


The power of paired genomes.

Gerardo NM, Wilson AC.

Mol Ecol. 2011 May;20(10):2038-40.


Escherichia coli K-12 pathogenicity in the pea aphid, Acyrthosiphon pisum, reveals reduced antibacterial defense in aphids.

Altincicek B, Ter Braak B, Laughton AM, Udekwu KI, Gerardo NM.

Dev Comp Immunol. 2011 Oct;35(10):1091-7. doi: 10.1016/j.dci.2011.03.017. Epub 2011 Apr 20.


Characterisation of immune responses in the pea aphid, Acyrthosiphon pisum.

Laughton AM, Garcia JR, Altincicek B, Strand MR, Gerardo NM.

J Insect Physiol. 2011 Jun;57(6):830-9. doi: 10.1016/j.jinsphys.2011.03.015. Epub 2011 Mar 23.


Non-immunological defense in an evolutionary framework.

Parker BJ, Barribeau SM, Laughton AM, de Roode JC, Gerardo NM.

Trends Ecol Evol. 2011 May;26(5):242-8. doi: 10.1016/j.tree.2011.02.005. Epub 2011 Mar 23. Review.


Aphids indirectly increase virulence and transmission potential of a monarch butterfly parasite by reducing defensive chemistry of a shared food plant.

de Roode JC, Rarick RM, Mongue AJ, Gerardo NM, Hunter MD.

Ecol Lett. 2011 May;14(5):453-61. doi: 10.1111/j.1461-0248.2011.01604.x. Epub 2011 Mar 7.


The genome sequence of the leaf-cutter ant Atta cephalotes reveals insights into its obligate symbiotic lifestyle.

Suen G, Teiling C, Li L, Holt C, Abouheif E, Bornberg-Bauer E, Bouffard P, Caldera EJ, Cash E, Cavanaugh A, Denas O, Elhaik E, Favé MJ, Gadau J, Gibson JD, Graur D, Grubbs KJ, Hagen DE, Harkins TT, Helmkampf M, Hu H, Johnson BR, Kim J, Marsh SE, Moeller JA, Muñoz-Torres MC, Murphy MC, Naughton MC, Nigam S, Overson R, Rajakumar R, Reese JT, Scott JJ, Smith CR, Tao S, Tsutsui ND, Viljakainen L, Wissler L, Yandell MD, Zimmer F, Taylor J, Slater SC, Clifton SW, Warren WC, Elsik CG, Smith CD, Weinstock GM, Gerardo NM, Currie CR.

PLoS Genet. 2011 Feb 10;7(2):e1002007. doi: 10.1371/journal.pgen.1002007.


Specificity in the symbiotic association between fungus-growing ants and protective Pseudonocardia bacteria.

Cafaro MJ, Poulsen M, Little AE, Price SL, Gerardo NM, Wong B, Stuart AE, Larget B, Abbot P, Currie CR.

Proc Biol Sci. 2011 Jun 22;278(1713):1814-22. doi: 10.1098/rspb.2010.2118. Epub 2010 Nov 24.


Aphid reproductive investment in response to mortality risks.

Barribeau SM, Sok D, Gerardo NM.

BMC Evol Biol. 2010 Aug 17;10:251. doi: 10.1186/1471-2148-10-251.


Variation in Pseudonocardia antibiotic defence helps govern parasite-induced morbidity in Acromyrmex leaf-cutting ants.

Poulsen M, Cafaro MJ, Erhardt DP, Little AE, Gerardo NM, Tebbets B, Klein BS, Currie CR.

Environ Microbiol Rep. 2010 Aug;2(4):534-540. Epub 2009 Nov 18.


Immunity and other defenses in pea aphids, Acyrthosiphon pisum.

Gerardo NM, Altincicek B, Anselme C, Atamian H, Barribeau SM, de Vos M, Duncan EJ, Evans JD, Gabaldón T, Ghanim M, Heddi A, Kaloshian I, Latorre A, Moya A, Nakabachi A, Parker BJ, Pérez-Brocal V, Pignatelli M, Rahbé Y, Ramsey JS, Spragg CJ, Tamames J, Tamarit D, Tamborindeguy C, Vincent-Monegat C, Vilcinskas A.

Genome Biol. 2010;11(2):R21. doi: 10.1186/gb-2010-11-2-r21. Epub 2010 Feb 23.


Labile associations between fungus-growing ant cultivars and their garden pathogens.

Gerardo NM, Caldera EJ.

ISME J. 2007 Sep;1(5):373-84. Epub 2007 Jul 12.


Ancient host-pathogen associations maintained by specificity of chemotaxis and antibiosis.

Gerardo NM, Jacobs SR, Currie CR, Mueller UG.

PLoS Biol. 2006 Jul;4(8):e235.


Exploiting a mutualism: parasite specialization on cultivars within the fungus-growing ant symbiosis.

Gerardo NM, Mueller UG, Price SL, Currie CR.

Proc Biol Sci. 2004 Sep 7;271(1550):1791-8.

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