Publications

  • 2018
    • Schebeck M, EJ Dowle, H Schuler, DN Avtzis, C Bertheau, JL Feder, GJ Ragland, C Stauffer. Pleistocene climate cycling and host plant association shaped the demographic history of the bark beetle Pityogenes chalcographus. Scientific Reports 8, 14207.
    • Everman ER, †PJ Freda, ‡M Brown, AJ Schieferecke, GJ Ragland, TJ Morgan. Ovary development and cold tolerance of the invasive pest Drosophila suzukii (Matsumura) in the central plains of Kansas, United States. 2018. Environmental Entomology, doi: 10.1093/ee/nvy074/
    • Doellman, MM, GJ Ragland, GR Hood, PJ Meyers, SP Egan, THQ Powell, P Lazorchak, MM Glover, C Tait, H Schuler, DA Hahn, SH Berlocher, JJ Smith, P Nosil, J Feder. Genomic differentiation during speciation-with-gene-flow: comparing geographic and host-related variation in divergent life history adaptation in Rhagoletis pomonella. 2018. Genes, 9: 262
  • 2017
    • Ragland GJ, MM Doellman, PJ Meyers, GR Hood, SP Egan, THQ Powell, DA Hahn, P Nosil, and JL Feder. 2017. A test of genomic modularity among life-history adaptations promoting speciation with gene flow. Molecular Ecology. DOI: 10.1111/mec.14178
    • Ragland GJ and E Keep. 2017. Comparative transcriptomics support evolutionary convergence of diapause responses across Insecta. Physiological Entomology (special issue on photoperiodic and seasonal morphs). DOI:10.1111/phen.12193

    • Schebeck M, EM Hansen, A Schopf, GJ Ragland, C Stauffer, and BJ Bentz. 2017. Diapause and overwintering of two spruce bark beetle species. Physiological Entomology (special issue on photoperiodic and seasonal morphs). DOI: 10.1111/phen.12200

    • Freda PJ, JT Alex, TJ Morgan, and GJ Ragland. Genetic decoupling of thermal hardiness across metamorphosis in Drosophila melanogaster. accepted, Integrative and Comparative Biology.

    • Williams, CM, GJ Ragland, G Betini, LB Buckley, ZA Chevron, K Donohue, J Hereford, MM Humphries, S Lisovski, KE Marshall, PS Schmidt, KS Sheldon, O Varpe, and M Visser. Understanding evolutionary impacts of seasonality. accepted, Integrative and Comparative Biology.

    • EJ Dowle, RR Bracewell, ME Pfrender, KE Mock, BJ Bentz, and GJ Ragland. Reproductive isolation and environmental adaptation shape the phylogeography of mountain pine beetle (Dendroctonus ponderosae). in review, Molecular Ecology.

  • 2016
    • Meyers PJ, THQ Powell, KKO Walden, A Schieferecke, JL Feder, DA Hahn, HM Robertson, and SH Berlocher. 2016. Divergence of the diapause transcriptome in apple maggot flies: winter regulation and post-winter transcriptional repression. Journal of Experimental Biology 219: 2613-2622. [pdf]

  • 2015
    • Egan, SP, GJ Ragland, L Assour, THQ Powell, GR Hood, S Emrich, P Nosil and JL Feder. 2015. Experimental evidence of genome-wide impact of ecological selection during early stages of speciation-with-gene-flow. Ecology Letters 18: 817–825. [pdf] Equal Contributions *Faculty of 1000 recommended read*
    • Ragland, GJ, K Almskaar, KL Vertacnik, HM Gough, JL Feder, DA Hahn and D Schwarz. 2015. Differences in performance and transcriptome-wide gene expression associated with Rhagoletis (Diptera: Tephritidae) larvae feeding in alternate host fruit environments. Molecular Ecology 24: 2759–2776. [pdf]
  • 2012
    • Reidenbach, K, D Neafsey, C Costantini, N Sagnon, F Simard, G Ragland, S Egan, J Feder, M Muskavitch, and N Besansky. 2012. Patterns of genomic differentiation between ecologically differentiated M and S forms of Anopheles gambiae in West and Central Africa. Genome Biology and Evolution 4: 1202-1212. [pdf]
    • Ragland, GJ, S Goudarzi, S Sim, JL Feder, and DA Hahn. 2012. Environmental interactions during host race formation: host fruit environment moderates a seasonal shift in phenology in host races of Rhagoletis pomonella. Functional Ecology 26: 921-931. [pdf]
    • Teets, NM, JT Peyton, GJ Ragland, H Colinet, D Renault, DA Hahn, and DL Denlinger. 2012. Combined transcriptomic and metabolomic approach uncovers molecular mechanisms of cold tolerance in a temperate flesh fly. Physiological Genomics 44: 764-777. [pdf] *Faculty of 1000 recommended read*
  • 2011
    • Ragland, GJ, SP Egan, JL Feder, SH Berlocher, and DA Hahn. 2011. Developmental trajectories of gene expression reveal candidates for diapause termination, a key life history transition in the apple maggot fly, Rhagoletis pomonella. Journal of Experimental Biology 214: 3948-3960. [pdf]*Featured in InsideJEB*
  • 2010
    • Ragland, GJ, DL Denlinger, and DA Hahn. 2010. Mechanisms of suspended animation are revealed by transcript profiling of diapause in the flesh fly. Proc. Natl. Acad. Sci. 107: 14909-14. [pdf]
  • 2009
    • Schwarz, D, HM Robertson, JL Feder, K Varala, ME Hudson, GJ Ragland, DA Hahn and SH Berlocher. 2009. Sympatric ecological speciation meets pyrosequencing: sampling the transcriptome of the apple maggot Rhagoletis pomonella. BMC Genomics 10: 633. [pdf]
    • Hahn, DA, GJ Ragland, DD Shoemaker and DL Denlinger. 2009. Gene discovery using massively parallel pyrosequencing to develop ESTs for the flesh fly Sarcophaga crassipalpis. BMC Genomics 10: 234. [pdf]
    • Ragland, GJ, J Fuller, JL Feder, and DA Hahn. 2009. Biphasic metabolic rate trajectory of pupal diapause termination and post-diapause development in a tephritid fly. Journal of Insect physiology 55: 344-350 [pdf]
    • Kingsolver, JG, GJ Ragland, and SE Diamond. 2009. Evolution in a constant environment: thermal fluctuations and thermal sensitivity of laboratory and field populations of Manduca sexta. Evolution 63: 537-541. [pdf]
  • Older
    • Ragland, GJ and JG Kingsolver. 2008. Evolution of thermotolerance in seasonal environments: the effects of annual temperature variation and life history timing in Wyeomyia smithii. Evolution 62: 1345-1357. [pdf]*Faculty of 1000 recommended read*
    • Ragland, GJ and JG Kingsolver. 2008. The effect of fluctuating temperatures on ectotherm life history traits: comparisons among geographic populations of Wyeomyia smithii. Evolutionary Ecology Research 10: 29-44. [pdf]
    • Ragland, GJ and JG Kingsolver. 2007. Influence of seasonal timing on thermal ecology and thermal reaction norm evolution in Wyeomyia smithii. Journal of Evolutionary Biology 20: 2144-2153. [pdf]
    • Kingsolver, JG, KR Massie, GJ Ragland, and MH Smith. 2007. Rapid population divergence in thermal reaction norms for an invading species: breaking the temperature-size rule. Journal of Evolutionary Biology 20: 892-900. [pdf]
    • Kingsolver, JG, KR Massie, JG Shlichta, MH Smith, Ragland, GJ, and R Gomulkiewicz. 2007. Relating environmental variation to selection on reaction norms: an experimental test. American Naturalist 169: 163 – 174. [pdf]
    • Kingsolver, JG, JG Shlichta, GJ Ragland, and KR Massie. 2006. Thermal reaction norms for caterpillar growth depend on diet. Evolutionary Ecology Research 8: 703-715. [pdf]
    • Ragland, GJ and PA Carter. 2004. Genetic covariance structure of growth in the salamander Ambystoma macrodactylum. Heredity 92: 569-578. [pdf]
    • Kingsolver, JG, GJ Ragland, and JG Shlichta. 2004. Quantitative genetics of continuous reaction norms: thermal sensitivity of caterpillar growth rates. Evolution 58: 1521-1529. [pdf]
    • Kingsolver, JG, R Izem, and GJ Ragland. 2004. Plasticity of Size and Growth in Fluctuating Thermal Environments: Comparing Reaction Norms and Performance Curves. Integrative and Comparative Biology 44: 450-460. [pdf]