... 2-fold for 72 h post-feeding, reflecting ‘specific dynamic action’, whereas ammonia and urea-N excretion rates were elevated about 5-fold. Arterial blood exhibited a modest ‘alkaline tide’ for about 48 h, but there was negligible excretion of metabolic base to the external seawater. P a CO 2 and P...

... , 684 - 693 . 10.3109/10715762.2014.900175 Schieber , M. and Chandel , N. S. ( 2014 ). ROS function in redox signaling and oxidative stress . Curr. Biol. 24 , R453 - R462 . 10.1016/j.cub.2014.03.034 Secor , S. M. ( 2009 ). Specific dynamic action: a review...

...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...

...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...

... 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...

... Atrophy Specific dynamic action Blood metabolites All animals require energy from food ingestion to perform their activities, such as routine metabolism, physical movement, growth and reproduction. When food resources are scarce, several animals are able to minimize their energy expenditure...

... 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 change has impacted organisms...

...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...

... ). Specific dynamic action: a review of the postprandial metabolic response . J. Comp. Physiol. B Biochem. Syst. Environ. Physiol.   179 , 1 - 56 . 10.1007/s00360-008-0283-7 Sepp , T. , Sild , E. , Blount , J. D. , Männiste , M. , Karu , U. and Hõrak , P. ( 2012...

... 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 – but processing food has an inherent energetic cost. The increase...

...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...

... 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...

... on specific dynamic action in the cod . Physiol. Biochem. Zool.   80 , 178 - 185 . Kieffer   J. D. , Wakefield   A. M. ( 2009 ). Oxygen consumption, ammonia excretion and protein use in response to thermal changes in juvenile Atlantic salmon Salmo salar . J. Fish Biol.   74 , 591 - 603...

... resting metabolic rate, and that specific dynamic action is an important source of heat for foraging leatherbacks. * Authors for correspondence ( [email protected] ; [email protected] ) Author contributions J.P.C., M.C.J. and A.S.W. contributed to the conception and design of the experiment...

.... Published by The Company of Biologists Ltd 2013 aerobic metabolism excess post-exercise oxygen consumption EPOC global warming oxygen- and capacity-limited thermal tolerance oxygen consumption rate oxygen uptake specific dynamic action Measurements of aerobic metabolic rate (≈oxygen...

... 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...

...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...

...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...

... not shown). The U crit swimming performance was not different between the two phenotypes, and was not affected by feeding (Tables 3 , 4 ). Fig. 3. Mean (±s.e.m.) rates of oxygen uptake due to specific dynamic action (normalised against standard metabolic rate) in two groups of sea bass for 45 h...

... 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 in metabolic rate...