Daniel A Hahn

Summary

Affiliation: University of Florida
Country: USA

Publications

  1. pmc Sympatric ecological speciation meets pyrosequencing: sampling the transcriptome of the apple maggot Rhagoletis pomonella
    Dietmar Schwarz
    Department of Entomology, University of Illinois, 320 Morrill Hall, 505 S, Goodwin Ave, Urbana, Illinois 61801, USA
    BMC Genomics 10:633. 2009
  2. pmc Gene discovery using massively parallel pyrosequencing to develop ESTs for the flesh fly Sarcophaga crassipalpis
    Daniel A Hahn
    Department of Entomology and Nematology, The University of Florida, Gainesville, FL 32611 0620, USA
    BMC Genomics 10:234. 2009
  3. doi request reprint Energetics of insect diapause
    Daniel A Hahn
    Department of Entomology and Nematology, University of Florida, Gainesville, Florida 32611, USA
    Annu Rev Entomol 56:103-21. 2011
  4. ncbi request reprint Body size, but not cooling rate, affects supercooling points in the red imported fire ant, Solenopsis invicta
    Daniel A Hahn
    Department of Entomology and Nematology, The University of Florida, PO Box 110620, Gainesville, FL 32611 0620, USA
    Environ Entomol 37:1074-80. 2008
  5. ncbi request reprint Two closely related species of desert carpenter ant differ in individual-level allocation to fat storage
    Daniel A Hahn
    Department of Entomology and Nematology, University of Florida, P O Box 110620, Gainesville, Florida 32611, USA
    Physiol Biochem Zool 79:847-56. 2006
  6. ncbi request reprint Meeting the energetic demands of insect diapause: nutrient storage and utilization
    Daniel A Hahn
    Department of Entomology and Nematology, University of Florida, PO Box 110620, Gainesville, FL 32611 0620, USA
    J Insect Physiol 53:760-73. 2007
  7. pmc Mechanisms of suspended animation are revealed by transcript profiling of diapause in the flesh fly
    Gregory J Ragland
    Department of Entomology and Nemtaology, University of Florida, Gainesville, FL 32611 0620, USA
    Proc Natl Acad Sci U S A 107:14909-14. 2010
  8. doi request reprint Developmental trajectories of gene expression reveal candidates for diapause termination: a key life-history transition in the apple maggot fly Rhagoletis pomonella
    Gregory J Ragland
    Department of Entomology and Nematology, University of Florida, FL 32611, USA
    J Exp Biol 214:3948-59. 2011
  9. pmc Ovariectomy in grasshoppers increases somatic storage, but proportional allocation of ingested nutrients to somatic tissues is unchanged
    Evan T Judd
    Department of Biology, University of North Florida, 1 UNF Drive, Jacksonville, FL 32224, USA
    Aging Cell 10:972-9. 2011
  10. pmc Does it pay to delay? Flesh flies show adaptive plasticity in reproductive timing
    Frank J Wessels
    Entomology and Nematology Department, University of Florida, Gainesville, FL 32611, USA
    Oecologia 165:311-20. 2011

Collaborators

Detail Information

Publications19

  1. pmc Sympatric ecological speciation meets pyrosequencing: sampling the transcriptome of the apple maggot Rhagoletis pomonella
    Dietmar Schwarz
    Department of Entomology, University of Illinois, 320 Morrill Hall, 505 S, Goodwin Ave, Urbana, Illinois 61801, USA
    BMC Genomics 10:633. 2009
    ..To maximize transcript diversity we created and sequenced separate libraries from larvae, pupae, adult heads, and headless adult bodies...
  2. pmc Gene discovery using massively parallel pyrosequencing to develop ESTs for the flesh fly Sarcophaga crassipalpis
    Daniel A Hahn
    Department of Entomology and Nematology, The University of Florida, Gainesville, FL 32611 0620, USA
    BMC Genomics 10:234. 2009
    ..To maximize sequence diversity, we pooled RNA extracted from whole bodies of all life stages and normalized the cDNA pool after reverse transcription...
  3. doi request reprint Energetics of insect diapause
    Daniel A Hahn
    Department of Entomology and Nematology, University of Florida, Gainesville, Florida 32611, USA
    Annu Rev Entomol 56:103-21. 2011
    ..We also discuss other possible candidates for diapause-associated nutrient regulation including adipokinetic hormone, neuropeptide F, the cGMP-kinase For, and AMPK...
  4. ncbi request reprint Body size, but not cooling rate, affects supercooling points in the red imported fire ant, Solenopsis invicta
    Daniel A Hahn
    Department of Entomology and Nematology, The University of Florida, PO Box 110620, Gainesville, FL 32611 0620, USA
    Environ Entomol 37:1074-80. 2008
    ..Cooling rate had a very small effect on supercooling point, and there was no interaction between the two factors. Therefore, the allometry of supercooling points across the range of worker body sizes does not change with cooling rate...
  5. ncbi request reprint Two closely related species of desert carpenter ant differ in individual-level allocation to fat storage
    Daniel A Hahn
    Department of Entomology and Nematology, University of Florida, P O Box 110620, Gainesville, Florida 32611, USA
    Physiol Biochem Zool 79:847-56. 2006
    ....
  6. ncbi request reprint Meeting the energetic demands of insect diapause: nutrient storage and utilization
    Daniel A Hahn
    Department of Entomology and Nematology, University of Florida, PO Box 110620, Gainesville, FL 32611 0620, USA
    J Insect Physiol 53:760-73. 2007
    ..Potential players include insulin signaling, neuropeptide F, cGMP-kinase, AMP-activated protein kinase, and adipokinetic hormone...
  7. pmc Mechanisms of suspended animation are revealed by transcript profiling of diapause in the flesh fly
    Gregory J Ragland
    Department of Entomology and Nemtaology, University of Florida, Gainesville, FL 32611 0620, USA
    Proc Natl Acad Sci U S A 107:14909-14. 2010
    ....
  8. doi request reprint Developmental trajectories of gene expression reveal candidates for diapause termination: a key life-history transition in the apple maggot fly Rhagoletis pomonella
    Gregory J Ragland
    Department of Entomology and Nematology, University of Florida, FL 32611, USA
    J Exp Biol 214:3948-59. 2011
    ..We discuss these results with respect to generalities in insect diapause physiology and to our long-term goal of identifying mechanisms of diapause adaptation in the Rhagoletis system...
  9. pmc Ovariectomy in grasshoppers increases somatic storage, but proportional allocation of ingested nutrients to somatic tissues is unchanged
    Evan T Judd
    Department of Biology, University of North Florida, 1 UNF Drive, Jacksonville, FL 32224, USA
    Aging Cell 10:972-9. 2011
    ..In contrast, our stable isotope data are inconsistent with the prediction that enhanced storage in ovariectomized females results from a physiological shift in allocation of ingested nutrients...
  10. pmc Does it pay to delay? Flesh flies show adaptive plasticity in reproductive timing
    Frank J Wessels
    Entomology and Nematology Department, University of Florida, Gainesville, FL 32611, USA
    Oecologia 165:311-20. 2011
    ..These results indicate that the reproductive delay in S. crassipalpis is consistent with adaptive post-threshold plasticity, a nutritionally linked reproductive strategy that has not been reported previously in an invertebrate species...
  11. ncbi request reprint Larval nutrition affects lipid storage and growth, but not protein or carbohydrate storage in newly eclosed adults of the grasshopper Schistocerca americana
    Daniel A Hahn
    Interdisciplinary Graduate Program in Insect Science, The University of Arizona, Tucson, AZ 85721, USA
    J Insect Physiol 51:1210-9. 2005
    ..This result is contrary to previous studies performed on the role of larval nutrition and allocation to protein stores, and this difference is likely due to variation in the relative availability of protein in adult diets across species...
  12. ncbi request reprint Mating affects reproductive investment into eggs, but not the timing of oogenesis in the flesh fly Sarcophaga crassipalpis
    Daniel A Hahn
    Department of Entomology and Nematology, The University of Florida, Gainesville, FL 32611 0620, USA
    J Comp Physiol B 178:225-33. 2008
    ..However, consistent with our observation of greater egg production in mated females, these females contained a greater peak yolk protein titer...
  13. ncbi request reprint Allocation from capital and income sources to reproduction shift from first to second clutch in the flesh fly, Sarcophaga crassipalpis
    Frank J Wessels
    University of Florida, Entomology and Nematology Dept, Gainesville, FL 32611, USA
    J Insect Physiol 56:1269-74. 2010
    ..We discuss the relationship between activity and allocation, and the potential for this system to understand how allocation patterns change in response to environmental stress...
  14. doi request reprint Early life hormetic treatments decrease irradiation-induced oxidative damage, increase longevity, and enhance sexual performance during old age in the Caribbean fruit fly
    Giancarlo Lopez-Martinez
    Department of Entomology and Nematology, University of Florida, Gainesville, Florida, United States of America Department of Biology, New Mexico State University, Las Cruces, New Mexico, United States of America
    PLoS ONE 9:e88128. 2014
    ....
  15. doi request reprint Short-term anoxic conditioning hormesis boosts antioxidant defenses, lowers oxidative damage following irradiation and enhances male sexual performance in the Caribbean fruit fly, Anastrepha suspensa
    Giancarlo Lopez-Martinez
    Department of Entomology and Nematology, University of Florida, Gainesville, FL 32611, USA
    J Exp Biol 215:2150-61. 2012
    ..We suggest that hormetic treatments specifically designed to enhance antioxidant activity may produce more sexually competitive sterile males, thus improving the efficacy and economy of SIT programs...
  16. doi request reprint Biphasic metabolic rate trajectory of pupal diapause termination and post-diapause development in a tephritid fly
    Gregory J Ragland
    Department of Entomology and Nematology, University of Florida, USA
    J Insect Physiol 55:344-50. 2009
    ....
  17. ncbi request reprint Storage protein content as a functional marker for colony-founding strategies: a comparative study within the harvester ant genus Pogonomyrmex
    Daniel A Hahn
    Interdisciplinary Graduate Program in Insect Science, University of Arizona, Tucson, AZ 85721, USA
    Physiol Biochem Zool 77:100-8. 2004
    ..Our results suggest that storage protein content has evolved in concert with colony-founding strategies in the genus Pogonomyrme and provides a good functional marker for colony-founding strategy...
  18. ncbi request reprint Breeding system, colony structure, and genetic differentiation in the Camponotus festinatus species complex of carpenter ants
    Michael A D Goodisman
    Center for Insect Science, University of Arizona, Tucson, Arizona 85721, USA
    Evolution 59:2185-99. 2005
    ..festinatus forms possess similar social systems but are genetically isolated. Consequently, our data suggest that diversification in the C. festinatus species complex is not necessarily associated with a shift in social structure...
  19. ncbi request reprint Presence of a single abundant storage hexamerin in both larvae and adults of the grasshopper, Schistocerca americana
    Daniel A Hahn
    Interdisciplinary Graduate Program in Insect Science, The University of Arizona, Tucson, AZ 85721, USA
    J Insect Physiol 49:1189-97. 2003
    ....