Research Topics
| William E BradshawSummaryAffiliation: University of Oregon Country: USA Publications
|
Detail Information
Publications
Genetic correlations and the evolution of photoperiodic time measurement within a local population of the pitcher-plant mosquito, Wyeomyia smithiiW E Bradshaw
Institute of Ecology and Evolution, University of Oregon, Eugene, OR 97403 5289, USA
Heredity (Edinb) 108:473-9. 2012....
Evolution. Tantalizing timelessWilliam Bradshaw
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, OR 97403, USA
Science 316:1851-2. 2007
What season is it anyway? Circadian tracking vs. photoperiodic anticipation in insectsWilliam E Bradshaw
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, Oregon 97403 5289, USA
J Biol Rhythms 25:155-65. 2010..Finally, the authors propose that circadian-unbiased, forward genetic approaches should be used to identify genes involved in photoperiodism within extant populations and among populations over evolutionary time...
Light, time, and the physiology of biotic response to rapid climate change in animalsWilliam E Bradshaw
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, OR 97403 5289, USA
Annu Rev Physiol 72:147-66. 2010....
Genetic response to rapid climate change: it's seasonal timing that mattersW E Bradshaw
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, OR 97403 5289, USA
Mol Ecol 17:157-66. 2008....
Evolutionary divergence of circadian and photoperiodic phenotypes in the pitcher-plant mosquito, Wyeomyia smithiiDerrick Mathias
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, OR 97403 5289, USA
J Biol Rhythms 21:132-9. 2006..smithii. The implication is that in this species, genetic modification of the circadian clock has not been the basis for the adaptive modification of photoperiodic time measurement over the climatic gradient of North America...
Footprints in time: comparative quantitative trait loci mapping of the pitcher-plant mosquito, Wyeomyia smithiiWilliam E Bradshaw
Institute of Ecology and Evolution, University of Oregon, Eugene, OR 97403 5289, USA
Proc Biol Sci 279:4551-8. 2012....
Microarrays reveal early transcriptional events during the termination of larval diapause in natural populations of the mosquito, Wyeomyia smithiiKevin J Emerson
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, Oregon, United States of America
PLoS ONE 5:e9574. 2010..We use a forward genetic approach to investigate transcriptional events involved in the termination of diapause following exposure to long-days...
Evolution of photoperiodic time measurement is independent of the circadian clock in the pitcher-plant mosquito, Wyeomyia smithiiKevin J Emerson
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, OR 97403 5289, USA
J Comp Physiol A Neuroethol Sens Neural Behav Physiol 195:385-91. 2009..smithii has not been causally mediated by a corresponding evolution of the circadian clock...
Complications of complexity: integrating environmental, genetic and hormonal control of insect diapauseKevin J Emerson
Center for Ecology and Evolutionary Biology, 5289 University of Oregon, Eugene, OR 97403 5289, USA
Trends Genet 25:217-25. 2009..Understanding the genetic basis for environmental control of diapause has wider implications for evolutionary response to rapid climate change and for the opportunity to observe evolutionary change in contemporary time...
Adaptation to temperate climatesWilliam E Bradshaw
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, Oregon 97403 5289, USA
Evolution 58:1748-62. 2004....
Quantitative trait loci associated with photoperiodic response and stage of diapause in the pitcher-plant mosquito, Wyeomyia smithiiDerrick Mathias
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, Oregon 97403 5289, USA
Genetics 176:391-402. 2007..smithii. Finally, we highlight one region of the genome that includes loci contributing to CPP, SOD, and hormonal regulation of development...
Environmental control of ovarian dormancy in natural populations of Drosophila melanogasterKevin J Emerson
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, OR 97403 5289, USA
J Comp Physiol A Neuroethol Sens Neural Behav Physiol 195:825-9. 2009..We conclude that ovarian dormancy in D. melanogaster is a temperature-initiated syndrome of winter-tolerant traits that represents an adaptive phenotypic plasticity in temperate seasonal environments...
Extrinsic light:dark cycles, rather than endogenous circadian cycles, affect the photoperiodic counter in the pitcher-plant mosquito, Wyeomyia smithiiKevin J Emerson
Center for Ecology and Evolutionary Biology, 5289 University of Oregon, Eugene, OR 97403 5289, USA
J Comp Physiol A Neuroethol Sens Neural Behav Physiol 194:611-5. 2008....
Concordance of the circadian clock with the environment is necessary to maximize fitness in natural populationsKevin J Emerson
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, Oregon 97403, USA
Evolution 62:979-83. 2008....
Epistasis underlying a fitness trait within a natural population of the pitcher-plant mosquito, Wyeomyia smithiiWilliam E Bradshaw
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, Oregon 97403 5289, USA
Genetics 169:485-8. 2005..Line crosses reveal that there exists within a population, diverse epistatic variation for a fitness trait that could contribute to adaptive potential following founder events or rapid climate change...
Circadian clock genes, ovarian development and diapauseWilliam E Bradshaw
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, OR 97403 5289, USA
BMC Biol 8:115. 2010..However, their observations could also be the result of pleiotropic effects of the individual clock genes.See research article http://www.biomedcentral.com/1741-7007/8/116...
Conservation of the photoperiodic neuroendocrine axis among vertebrates: evidence from the teleost fish, Gasterosteus aculeatusConor S O'Brien
Institute of Ecology and Evolution, University of Oregon, Eugene, OR 97403 5289, USA
Gen Comp Endocrinol 178:19-27. 2012..However, additional endocrinology, cell biology and molecular research will be required to define precisely which aspects of the pathway are conserved across vertebrates...
Climate change. Evolutionary response to rapid climate changeWilliam E Bradshaw
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, OR 97403, USA
Science 312:1477-8. 2006
Testing for causality in covarying traits: genes and latitude in a molecular worldConor O'Brien
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, OR 97403 5289, USA
Mol Ecol 20:2471–6. 2011..A positive result of this test provides a point of departure that can then be used as a platform from which to determine experimentally the underlying functional connections and only then to discuss their adaptive significance...
Resolving postglacial phylogeography using high-throughput sequencingKevin J Emerson
Center for Ecology and Evolutionary Biology, University of Oregon, Eugene, OR 97403 5289, USA
Proc Natl Acad Sci U S A 107:16196-200. 2010....
