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Keywords: specific dynamic action
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Journal Articles
J Exp Biol (2019) 222 (19): jeb209437.
Published: 10 October 2019
...S. Clay Steell; Travis E. Van Leeuwen; Jacob W. Brownscombe; Steven J. Cooke; Erika J. Eliason ABSTRACT Species invasions threaten global biodiversity, and physiological characteristics may determine their impact. Specific dynamic action (SDA; the increase in metabolic rate associated with feeding...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (6): jeb194480.
Published: 18 March 2019
...Melissa Plasman; Marshall D. McCue; Víctor Hugo Reynoso; John S. Terblanche; Susana Clusella-Trullas ABSTRACT Processing food (e.g. ingestion, digestion, assimilation) requires energy referred to as specific dynamic action (SDA) and is at least partially fuelled by oxidation of the nutrients (e.g...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (4): jeb194217.
Published: 21 February 2019
... oxidation increased greatly, fueling the first part of the post-prandial specific dynamic action, whereas increased protein/amino acid usage predominated from 6 h onwards. Excess dietary protein/amino acids were preferentially metabolized for energy production. * Author for correspondence...
Journal Articles
J Exp Biol (2018) 221 (8): jeb176156.
Published: 19 April 2018
... extra digestion costs for GI tract regrowth post-dormancy but this is negligible compared with the overall energetic savings from GI tract atrophy. Metabolism Dormancy effects Gastrointestinal tract Atrophy Specific dynamic action Blood metabolites All animals require energy from food...
Journal Articles
J Exp Biol (2017) 220 (6): 1106–1111.
Published: 15 March 2017
... the minimum oxygen consumption. Aerobic scope Amphibians Preferred temperature Specific dynamic action Thermal niche Thermoregulatory behaviour A warming world poses challenges for many organisms. Hundreds of recent studies have demonstrated that the fast pace of current climate...
Journal Articles
J Exp Biol (2016) 219 (13): 1965–1968.
Published: 01 July 2016
...Rachel L. Luoma; Michael W. Butler; Zachary R. Stahlschmidt ABSTRACT Following a meal, an animal can exhibit dramatic shifts in physiology and morphology, as well as a substantial increase in metabolic rate associated with the energetic costs of processing a meal (i.e. specific dynamic action, SDA...
Journal Articles
J Exp Biol (2016) 219 (13): 1969–1973.
Published: 01 July 2016
... Prandial state Reactive oxygen metabolites Specific dynamic action Animals rely upon ingesting organic material to provide the nutrients and energy necessary to survive, grow and reproduce, but this process of digesting and absorbing nutrients comes at an energetic cost, typified by specific...
Journal Articles
J Exp Biol (2016) 219 (12): 1893–1902.
Published: 15 June 2016
... Thermal preference Heat increment of feeding Specific dynamic action Tsetse Diptera Animals eat to obtain the energy essential for the basic functions of life – growth, survival and reproduction – but processing food has an inherent energetic cost. The increase in metabolic rate that occurs...
Includes: Supplementary data
Journal Articles
J Exp Biol (2015) 218 (13): 2089–2096.
Published: 01 July 2015
...Marshall D. McCue; R. Marena Guzman; Celeste A. Passement ABSTRACT Pythons digesting rodent meals exhibit up to 10-fold increases in their resting metabolic rate (RMR); this increase in RMR is termed specific dynamic action (SDA). Studies have shown that SDA is partially fueled by oxidizing dietary...
Journal Articles
J Exp Biol (2015) 218 (8): 1180–1187.
Published: 15 April 2015
... demands, and the relative breadth of dietary diversity among bats, little work has been done describing the cost of digestion, termed ‘specific dynamic action’ (SDA). Here, we provide the first systematic assessment of the SDA response in a bat, the fish-eating myotis ( Myotis vivesi ). Given the shorter...
Journal Articles
J Exp Biol (2014) 217 (18): 3283–3292.
Published: 15 September 2014
... 1 2014 23 6 2014 © 2014. Published by The Company of Biologists Ltd 2014 Ammonia excretion Ammonia quotient Energetic strategy Respirometry Routine metabolic rate Specific dynamic action Fishes can experience prolonged periods of food deprivation, as a result of...
Journal Articles
J Exp Biol (2014) 217 (13): 2331–2337.
Published: 01 July 2014
... higher than resting metabolic rate, and that specific dynamic action is an important source of heat for foraging leatherbacks. * Authors for correspondence ( jcasey@barnard.edu ; williarda@uncw.edu ) Author contributions J.P.C., M.C.J. and A.S.W. contributed to the conception and design of...
Journal Articles
J Exp Biol (2013) 216 (15): 2771–2782.
Published: 01 August 2013
... consumption rate oxygen uptake specific dynamic action * Author for correspondence ( timothy.clark.mail@gmail.com ) Author contributions T.D.C., E.S. and F.J. developed the ideas in this paper and contributed to writing the manuscript. Competing interests No competing interests...
Journal Articles
J Exp Biol (2012) 215 (1): 185–196.
Published: 01 January 2012
... specific dynamic action tissue metabolism Among snakes there is an adaptive interplay between their feeding habits and the degree to which they regulate digestive performance ( Secor and Diamond, 2000 ; Secor, 2005a ). Actively foraging snakes tend to feed relatively frequently in the wild and...
Journal Articles
J Exp Biol (2010) 213 (14): 2379–2385.
Published: 15 July 2010
...T. D. Clark; W. T. Brandt; J. Nogueira; L. E. Rodriguez; M. Price; C. J. Farwell; B. A. Block SUMMARY Specific dynamic action (SDA) is defined as the energy expended during ingestion, digestion, absorption and assimilation of a meal. This study presents the first data on the SDA response of...
Journal Articles
J Exp Biol (2010) 213 (8): 1266–1271.
Published: 15 April 2010
...Stefan Waas; Roland A. Werner; J. Matthias Starck SUMMARY Digestion, absorption and assimilation of the meal are active processes that require start-up energy before the energy contained in a meal can be utilized. The energetic costs associated with feeding (specific dynamic action, SDA) are high...
Journal Articles
J Exp Biol (2010) 213 (7): 1143–1152.
Published: 01 April 2010
... 2009 © 2010. 2010 aerobic scope compensatory growth specific dynamic action specific growth rate standard metabolic rate Teleost fish exhibit significant intraspecific variation in their growth rates and intrinsic growth capacity, a fact that has been exploited in selection...
Journal Articles
J Exp Biol (2008) 211 (24): 3767–3774.
Published: 15 December 2008
...@biology.as.ua.edu 10 10 2008 © The Company of Biologists Limited 2008 2008 cardiovascular digestion gastrointestinal postprandial response python model Python molurus regulation specific dynamic action Unlike snake species that widely forage for their prey and typically feed...
Journal Articles
J Exp Biol (2008) 211 (7): 1093–1101.
Published: 01 April 2008
...H. Battam; M. A. Chappell; W. A. Buttemer SUMMARY Heat generated by the specific dynamic action (SDA) associated with feeding is known to substitute for the thermoregulatory costs of cold-exposed endotherms; however, the effectiveness of this depends on food temperature. When food is cooler than...
Journal Articles
J Exp Biol (2007) 210 (19): 3430–3439.
Published: 01 October 2007
.... Specific dynamic action of these meals (43–60 kJ) was 13–18% of total meal energy. Feeding triggered significant increases in mucosal mass, enterocyte width and volume,and the upregulation of d -glucose uptake rates and aminopeptidase-N activity. Total intestinal uptake capacity for l -leucine, l -proline...