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Keywords: specific dynamic action
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Journal Articles
J Exp Biol (2021) 224 (21): jeb243142.
Published: 5 November 2021
... 10 2021 © 2021. Published by The Company of Biologists Ltd 2021 Summary: Feeding induces increases in liver mitochondrial respiratory rates without compromising mitochondrial redox balance in Boa constrictor snakes. Fasting Specific dynamic action Liver mitochondria Calcium...
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
... dormancy imposes 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 * Author...
Journal Articles
J Exp Biol (2017) 220 (6): 1106–1111.
Published: 15 March 2017
....   30 , 35 - 41 . 10.1007/s10164-011-0287-8 Martin , T. L. and Huey , R. B. ( 2008 ). Why “suboptimal” is optimal: Jensen's inequality and ectotherm thermal preferences . Am. Nat.   171 , E102 - E118 . 10.1086/527502 McCue , M. D. ( 2006 ). Specific dynamic action...
Journal Articles
J Exp Biol (2016) 219 (13): 1965–1968.
Published: 1 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: 1 July 2016
... 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 dynamic action (SDA; Secor...
Journal Articles
J Exp Biol (2016) 219 (12): 1893–1902.
Published: 15 June 2016
... throughout feeding cycles. Metabolism Energetics Behaviour Climate change Stable isotopes 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...
Includes: Supplementary data
Journal Articles
J Exp Biol (2015) 218 (13): 2089–2096.
Published: 1 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
.... Competing interests The authors declare no competing financial interests. 2 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...
Journal Articles
J Exp Biol (2014) 217 (13): 2331–2337.
Published: 1 July 2014
... 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 the experiment...
Journal Articles
J Exp Biol (2013) 216 (15): 2771–2782.
Published: 1 August 2013
... ). A new type of respirometer for the determination of the metabolism of fish in an active state . Physiol. Bohemoslov.   9 , 553 - 558 . Boyce   S. J. , Clarke   A. ( 1997 ). Effect of body size and ration on specific dynamic action in the Antarctic plunderfish, Harpagifer antarcticus...
Journal Articles
J Exp Biol (2012) 215 (1): 185–196.
Published: 1 January 2012
... different from SMR by day 10 of digestion. Over these 10 days, the cumulative energy expended on digestion and assimilation (specific dynamic action, SDA) was significantly ( P <0.035) greater for pythons (376±6 kJ kg –1 ) than for water snakes (323±21 kJ kg –1 ). In contrast, the SDA coefficient (SDA...
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...
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: 1 April 2010
... metabolic rate (rate of O 2 consumption) peak during the SDA response cardiac output RMR routine metabolic rate SDA specific dynamic action SGR specific growth rate SMR standard metabolic rate T peak time to during the SDA response U crit...
Journal Articles
J Exp Biol (2008) 211 (24): 3767–3774.
Published: 15 December 2008
... postprandial activities involved in the digestion and assimilation of the meal is commonly referred to as specific dynamic action or SDA( Jobling, 1994 ). For the Burmese python, the profile of the SDA response is quite similar to that of other animals, being characterized by a rapid postfeeding increase...
Journal Articles
J Exp Biol (2008) 211 (7): 1093–1101.
Published: 1 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...