研究领域
Comparative Physiology of Vertebrates; Physiological Ecology; Bioenergetics; Behavioral Ecology; Biology of Marine Mammals.
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Crocker. D.E., C.D. Champagne, M.A. Fowler, and D.S. Houser. 2014. Adiposity and fat metabolism in lactating and fasting northern elephant seals. Advances in Nutrition. 1: 57-64.
Fowler, M.A., C. Debier, E. Mignolet, C. Lignard, D.E. Crocker, D P. Costa. 2014. Fatty acid mobilization and comparison to milk fatty acid content in northern elephant seals. Journal of Comparative Physiology B. 184: 125-135.
Crocker, D.E. M.A. Fowler, C.D. Champagne, A.L. Vanderlugt and D.S. Houser. 2014. Metabolic response to a glucagon challenge varies with adiposity and life-history stage in fasting northern elephant seals. General and Comparative Endocrinology 195:99-106.
Tift, M.S. E.L. Ranalli, D.S. Houser, R.M. Ortiz, and D.E. Crocker. 2013. Development enhances hypometabolism in northern elephant seal pups (Mirounga angustirostris). Functional Ecology. 27:1155-1165.
Hassrick, J.L., D.E. Crocker, and D.P. Costa. 2013. Effects of maternal age and mass on foraging behavior and foraging success in the northern elephant seal. Functional Ecology. 27:1055-1063.
Houser, D.S. C.D. Champagne and D.E. Crocker. 2013. A non-traditional model of the metabolic syndrome: the adaptive significance of insulin resistance in fasting-adapted seals. Frontiers in Endocrinology 4:1-10.
M. Suzuki, J.P. Vázquez-Medina, J.A Viscarra, J.G. Soñanez- Organis, D.E. Crocker, and R.M. Ortiz. 2013. Activation of systemic, but not local, renin-angiotensin system is associated with up-regulation of TNF-α during prolonged fasting in northern elephant seal pups. Journal of Experimental Biology. 216:3125-3221.
J.G. Soñanez-Organis, J.P. Vázquez-Medina, D.E. Crocker and R.M. Ortiz. 2013. Prolonged fasting activates hypoxia inducible factor -1α, -2α and -3α in a tissue-specific manner in northern elephant seal pups. Gene. 526:155-163.
Vàzquez-Medina, J.P., J.G. Soñanez-Organis, R.Rodriguez, J.A. Viscarra, A. Nishiyama, D.E. Crocker, and R.M. Ortiz. 2013. Prolonged fasting activates Nrf2 in postweaned elephant seals. Journal of Experimental Biology. 216:2870-2878.
Tavoni, S.K., C.D. Champagne, D.S. Houser and D.E. Crocker. 2013. Lactate flux and gluconeogenesis in fasting, weaned northern elephant seals (Mirounga angustirostris). Journal of Comparative Physiology B. 4:537-546.
Champagne, C.D., S.M Boaz, M.A Fowler, D.S. Houser, D.P. Costa. and D.E Crocker. 2013. A profile of carbohydrate metabolites in the fasting northern elephant seal. Journal of Comparative Physiology D. 8:141-151.
Currylow, A.F., M.S. Tift, J.L. Meyer, D.E. Crocker, and R.N. Williams. 2013. Seasonal variations in plasma vitellogenin and sex steroids in male and female eastern box turtles, Terrapene c. carolina. General and Comparative Endocrinology. 180: 48-55.
Crocker, D.E., D.S. Houser, and P.M. Webb. 2012. Impact of body reserves on energy expenditure, water flux, and mating success in breeding male northern elephant seals. Physiological and Biochemical Zoology. 85:11-20.
Crocker, D.E., R.M. Ortiz, D.S. Houser, P.M. Webb and D.P. Costa. 2012. Hormone and metabolite changes associated with extended breeding fasts in male northern elephant seals (Mirounga angustirostris). Journal of Comparative Biochemistry and Physiology A. 161:388-394.