Meeting Abstract 141.6 Monday, Jan. 7 Physiological conditioning hormesis improves post-irradiation organismal and sexual performance LOPEZ-MARTINEZ, G.*; HIGHT, S. D.; CARPENTER, J. E.; HAHN, D. A.; University of Florida; USDA-ARS, Tallahassee, FL; USDA-ARS, Tifton, GA; University of Florida gc.lopez@ufl.edu Oxidative stress can be a strong mediator of organismal life history because oxidative stress damage extends from merely […]
year: 2013
Kidney mass of passerine birds in relation to diet, habitat, and phylogeny
Meeting Abstract 141.2 Monday, Jan. 7 Kidney mass of passerine birds in relation to diet, habitat, and phylogeny SHIRKEY, NJ*; GARLAND JR., T; Univ. of California, Riverside; Univ. of California, Riverside nshir001@ucr.edu The kidney plays an important role in electrolyte homeostasis, acid-base balance, osmoregulation, water conservation, and waste removal (in particular nitrogenous waste). Diversity in such factors […]
Jirds living in a hypercapnic environment incur energetic costs, but don’t appear to care
Meeting Abstract 141.5 Monday, Jan. 7 Jirds living in a hypercapnic environment incur energetic costs, but don’t appear to care. DOWNS, C.J.*; BRICKNER-BRAUN, I.; VATNICK, I.; PINSHOW, B.; Ben-Gurion Univ., of the Negev, Midreshet Ben-Gurion, Israel; Ben-Gurion Univ., of the Negev, Midreshet Ben-Gurion, Israel; Widener Univ., Chester, PA; Ben-Gurion Univ. of the Negev, Midreshet Ben-Gurion, Israel downsc@gmail.com […]
Fluctuations in Historical Oxygen Levels Impacted Insect Body Size and Physiology
Meeting Abstract 141.3 Monday, Jan. 7 Fluctuations in Historical Oxygen Levels Impacted Insect Body Size and Physiology VANDENBROOKS, J.M.*; MUNOZ, E.E.; WEED, M.D.; HARRISON, J.F.; Arizona State University; Penn State University; University of Arizona; Arizona State University jvandenb@asu.edu Fluctuations in atmospheric oxygen over the last 500 million years have been hypothesized to have driven a number of […]
Cellular metabolic rate is influenced by life-history traits in tropical and temperate birds
Meeting Abstract 141.4 Monday, Jan. 7 Cellular metabolic rate is influenced by life-history traits in tropical and temperate birds. JIMENEZ, A.G.*; VAN BROCKLYN, J.; WILLIAMS, J.B.; The Ohio State University jimenez.102@osu.edu Tropical and temperate bird species tend to live on opposite sides of the life-history continuum, with tropical birds falling on the “slow” end of the spectrum […]
The survival cost of reproductive investment higher fattening rates lead to increased risk of mortality to a novel disease
Meeting Abstract 140.4 Monday, Jan. 7 The survival cost of reproductive investment: higher fattening rates lead to increased risk of mortality to a novel disease HENNIN, H.L.*; DESCAMPS, S.; FORBES, M.R.; GILCHRIST, H.G.; BÊTY, J.; SOOS, C.; LOVE, O.P.; University of Windsor, ON; Norwegian Polar Institute, Tromsø; Carleton University, Ottawa, ON; Environment Canada, Ottawa, ON; Université du […]
The effect of food availability on the seasonal reproductive development of birds
Meeting Abstract 140.3 Monday, Jan. 7 The effect of food availability on the seasonal reproductive development of birds DAVIES, S*; DEVICHE, P; Arizona State University; Arizona State University scott.davies@asu.edu Birds use food availability to synchronize seasonal reproductive activity with local environmental conditions, but the mechanism(s) by which this cue affects the hypothalamus‐pituitary‐gonadal (HPG) axis remain(s) poorly understood. […]
The Long-term Effects of Early-Life Stress on Metabolic Rates, Body Composition, and Body Size in Song Sparrows
Meeting Abstract 140.5 Monday, Jan. 7 The Long-term Effects of Early-Life Stress on Metabolic Rates, Body Composition, and Body Size in Song Sparrows SCHMIDT, K.L.*; MACDOUGALL-SHACKLETON, E.A.; MACDOUGALL-SHACKLETON, S.A.; Western University, London, ON; Western University, London, ON; Western University, London, ON kschmi5@uwo.ca Variation in the pre- and postnatal environments can have long-term effects on adult phenotype. In […]
Insulin as a differential regulator of lipid mobilization in fasting northern elephant seals
Meeting Abstract 140.1 Monday, Jan. 7 Insulin as a differential regulator of lipid mobilization in fasting northern elephant seals FOWLER, M.A.*; DEBIER, C; CHAMPAGNE, C.D.; CROCKER, D.E.; COSTA, D.P.; University of California Santa Cruz; Université catholique de Louvain; University of California Santa Cruz; Sonoma State University; University of California Santa Cruz mfowler@ucsc.edu Animals that experience fasting concomitant […]
Impact of nutritional status on ghrelin and growth hormone in phocid seal pups
Meeting Abstract 140.2 Monday, Jan. 7 Impact of nutritional status on ghrelin and growth hormone in phocid seal pups DAILEY, R.E.*; RICHMOND, J.P.; University of North Florida, Jacksonville; University of North Florida, Jacksonville rachael.dailey@unf.edu Marine mammals have unique metabolic demands related to adipose accretion, yet previous studies show metabolic hormones involved in nutrient partitioning follow similar patterns […]
