Search Results - "Fairhurst, Graham D."

Measuring corticosterone in feathers: Strengths, limitations, and suggestions for the future by Romero, L. Michael, Fairhurst, Graham D.

“…The recently introduced technique of measuring corticosterone in feathers currently provides the longest-term measure of corticosterone in birds. This review…”
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Feather‐based measures of stable isotopes and corticosterone reveal a relationship between trophic position and physiology in a pelagic seabird over a 153‐year period by Fairhurst, Graham D, Bond, Alexander L, Hobson, Keith A, Ronconi, Robert A, Wanless, Ross

“…Diet during the non‐breeding period influences condition and subsequent reproduction. Physiological mechanisms underlying such carry‐over effects are poorly…”
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Does environmental enrichment reduce stress? An integrated measure of corticosterone from feathers provides a novel perspective by Fairhurst, Graham D, Frey, Matthew D, Reichert, James F, Szelest, Izabela, Kelly, Debbie M, Bortolotti, Gary R

“…Enrichment is widely used as tool for managing fearfulness, undesirable behaviors, and stress in captive animals, and for studying exploration and personality…”
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A rare study from the wintering grounds provides insight into the costs of malaria infection for migratory birds by Sorensen, Marjorie C., Asghar, Muhammad, Bensch, Staffan, Fairhurst, Graham D., Jenni-Eiermann, Susanne, Spottiswoode, Claire N.

“…Malaria parasites can have strong effects on the population dynamics and evolution of migratory bird species. In many species, parasite transmission occurs on…”
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Novel insights into relationships between egg corticosterone and timing of breeding revealed by LC‐MS/MS by Larsen, Tom Rosendahl, Fairhurst, Graham D., De Baere, Siegrid, Croubels, Siska, Müller, Wendt, De Neve, Liesbeth, Lens, Luc

“…Inter‐ and intra‐clutch variation in egg corticosterone (CORT), the major glucocorticoid in birds, may provide insights into how maternal stress levels vary…”
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Habitat quality affects early physiology and subsequent neuromotor development of juvenile black-capped chickadees by Grava, Thibault, Fairhurst, Graham D, Avey, Marc T, Grava, Angelique, Bradley, James, Avis, Jillian L, Bortolotti, Gary R, Sturdy, Christopher B, Otter, Ken A

“…In songbirds, the ability to learn and render the species-specific song is influenced by the development of both the song nuclei in the brain and the syrinx…”
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Do wild-caught urban house sparrows show desensitized stress responses to a novel stressor? by Salleh Hudin, Noraine, Teyssier, Aimeric, Aerts, Johan, Fairhurst, Graham D, Strubbe, Diederik, White, Joël, De Neve, Liesbeth, Lens, Luc

“…While urbanization exposes individuals to novel challenges, urban areas may also constitute stable environments in which seasonal fluctuations are buffered…”
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Correction: Do wild-caught urban house sparrows show desensitized stress responses to a novel stressor? (doi:10.1242/bio.031849) by Hudin, Noraine Salleh, Teyssier, Aimeric, Aerts, Johan, Fairhurst, Graham D, Strubbe, Diederik, White, Joë L, De Neve, Liesbeth, Lens, Luc

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Experimental relationships between levels of corticosterone in plasma and feathers in a free-living bird by Fairhurst, Graham D, Marchant, Tracy A, Soos, Catherine, Machin, Karen L, Clark, Robert G

“…Integrated measures of corticosterone (CORT), such as from feathers (CORTf), have intuitive appeal because they incorporate both the duration and amplitude of…”
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Assessing costs of carrying geolocators using feather corticosterone in two species of aerial insectivore by Fairhurst, Graham D., Berzins, Lisha L., Bradley, David W., Laughlin, Andrew J., Romano, Andrea, Romano, Maria, Scandolara, Chiara, Ambrosini, Roberto, Dawson, Russell D., Dunn, Peter O., Hobson, Keith A., Liechti, Felix, Marchant, Tracy A., Norris, D. Ryan, Rubolini, Diego, Saino, Nicola, Taylor, Caz M., Whittingham, Linda A., Clark, Robert G.

“…Despite benefits of using light-sensitive geolocators to track animal movements and describe patterns of migratory connectivity, concerns have been raised…”
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Correction: Does Environmental Enrichment Reduce Stress? An Integrated Measure of Corticosterone from Feathers Provides a Novel Perspective by Fairhurst, Graham D., Frey, Matthew D., Reichert, James F., Szelest, Izabela, Kelly, Debbie M., Bortolotti, Gary R.

“…The corrected author list for the category "Conceived and designed the experiments" is: "GDF GRB JFR IS DMK." Citation: Fairhurst GD, Frey MD, Reichert JF,…”
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Biomarker of burden: Feather corticosterone reflects energetic expenditure and allostatic overload in captive waterfowl by Johns, David W., Clark, Robert G., Marchant, Tracy A., Fairhurst, Graham D., Speakman, John R.

“…Allostatic load describes the interplay between energetic demand and availability and is highly context dependent, varying between seasons and life‐history…”
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Synchronizing feather-based measures of corticosterone and carotenoid-dependent signals: what relationships do we expect? by Fairhurst, Graham D, Dawson, Russell D, van Oort, Harry, Bortolotti, Gary R

“…Carotenoids produce many of the red, orange and yellow signal traits of birds, and individuals must trade off utilizing carotenoids for physiological processes…”
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An investigation of physiological effects of the Deepwater Horizon oil spill on a long-distance migratory seabird, the northern gannet by Champoux, Louise, Rail, Jean-François, Houde, Magali, Giraudo, Maeva, Lacaze, Émilie, Franci, Cynthia D., Fairhurst, Graham D., Hobson, Keith A., Brousseau, Pauline, Guillemette, Magella, Pelletier, David, Montevecchi, William A., Lair, Stéphane, Verreault, Jonathan, Soos, Catherine

“…Exposure to oil can have long-term impacts on migratory birds. Following the 2010 Deepwater Horizon blowout in the Gulf of Mexico (GOM), we investigated…”
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Feather corticosterone during non-breeding correlates with multiple measures of physiology during subsequent breeding in a migratory seabird by Fairhurst, Graham D., Champoux, Louise, Hobson, Keith A., Rail, Jean-François, Verreault, Jonathan, Guillemette, Magella, Montevecchi, William A., Brousseau, Pauline, Soos, Catherine

“…Carry-over effects in migratory birds are likely mediated by physiological processes that are activated in response to environmental variation. Such processes…”
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Feather corticosterone of a nestling seabird reveals consequences of sex-specific parental investment by Fairhurst, Graham D, Navarro, Joan, González-Solís, Jacob, Marchant, Tracy A, Bortolotti, Gary R

“…Offspring of long-lived species should face costs of parental trade-offs that vary with overall energetic demands encountered by parents during breeding. If…”
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Light-level geolocators reveal covariation between winter plumage molt and phenology in a trans-Saharan migratory bird by Saino, Nicola, Rubolini, Diego, Ambrosini, Roberto, Romano, Maria, Scandolara, Chiara, Fairhurst, Graham D, Caprioli, Manuela, Romano, Andrea, Sicurella, Beatrice, Liechti, Felix

“…Contingent individual performance can depend on the environment experienced at previous life-stages. Migratory birds are especially susceptible to such…”
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Feather corticosterone levels independent of developmental immune challenges predict carotenoid-based, but not melanin-based, traits at adulthood by Fairhurst, Graham D, Damore, Nicole, Butler, Michael W

“…Conditions during development, including nutrition and immune challenges, can have long-lasting effects on subsequent physiological parameters. Many of these…”
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Can synchronizing feather-based measures of corticosterone and stable isotopes help us better understand habitat–physiology relationships? by Fairhurst, Graham D., Vögeli, Matthias, Serrano, David, Delgado, Antonio, Tella, José L., Bortolotti, Gary R.

“…Physiological mechanisms link the environment with population dynamics, and glucocorticoid hormones are of particular interest because they respond adaptively…”
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Experimental variation in the spatial deposition of trace metals in feathers revealed using synchrotron X‐ray fluorescence by Akhter, Fardausi, Fairhurst, Graham D., Blanchard, Peter E. R., Machin, Karen L., Blyth, Rob I. R., Thompson, Julie, McLeod, Jamille, Feng, Renfei, Soos, Catherine

“…Feathers can be used to investigate exposure to pollution in birds because they are a secondary route for the excretion of trace elements. Evidence based on…”
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