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Keywords: bioenergetics
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Journal Articles
J Exp Biol (2022) 225 (14): jeb243729.
Published: 26 July 2022
... thermal regime. Environmental predictability Unpredictable Climate change Cardiac performance Intertidal physiology Bioenergetics National Science Foundation http://dx.doi.org/10.13039/100000001 IOS-1557496 Jastro Shields Fellowship University of California...
Includes: Supplementary data
Journal Articles
J Exp Biol (2022) 225 (1): jeb243304.
Published: 11 January 2022
... al., 2011 ). These changes might affect the availability of mitochondrial substrates and have major implications for bioenergetics and redox balance. However, the metabolic flexibility in mitochondrial substrate utilization under H/R stress have not been studied in marine bivalves and warrants...
Journal Articles
J Exp Biol (2020) 223 (21): jeb233684.
Published: 4 November 2020
... immatures). Superficial pectoral muscle was surgically biopsied under general isoflurane anesthesia as described previously ( Talbot et al., 2004 ; Teulier et al., 2012 ; Rey et al., 2016 ). The biopsy (∼1 g) was freshly used for mitochondrial extraction and bioenergetics analysis. Note that SA immatures...
Journal Articles
J Exp Biol (2020) 223 (12): jeb223776.
Published: 17 June 2020
...: The stability of supercomplexes of mitochondrial electron transport chain complexes I and III varies among vertebrates and is greatest in poikilothermic reptiles and weakest in endotherms. Bioenergetics Complexomics Mass spectrometry Mitochondria Oxidative phosphorylation Reactive oxygen species...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (6): jeb217091.
Published: 27 March 2020
... metabolic parameters. Chemical proxy Otolith chemistry Bioenergetics Field metabolic rate Teleost Metabolic rates reflect the energy used in a system for fuelling biological processes ( Gillooly et al., 2001 ; Nagy, 2005 ) and are widely used to understand the biology of individuals...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (7): jeb177469.
Published: 6 April 2018
... the bioenergetic differences between active and inactive individuals carry over to impact performance in a subsequent reproductive event and alter a female's reproductive outcome. Female mice that had access to a running wheel for a month before mating gave birth to a larger litter and weaned a heavier litter...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (4): jeb172213.
Published: 14 February 2018
... http://www.biologists.com/user-licence-1-1/ Summary: Fasting lowers the capacity of the respiratory machinery to pump protons, which generates a lower membrane potential, triggering a large decrease in proton leak activity and thus a higher coupling efficiency. Bioenergetics Proton...
Journal Articles
J Exp Biol (2017) 220 (23): 4330–4338.
Published: 1 December 2017
... and subsequent generations protection from future starvation events. Bioenergetics Diet Epigenetics Fasting Nutrition Weight loss Limitation in the availability of food is an omnipresent challenge faced by many animal populations. The durations of these events can be brief, and cause...
Journal Articles
J Exp Biol (2017) 220 (13): 2445–2451.
Published: 1 July 2017
... bioenergetics in king penguin ( Aptenodytes patagonicus ) chicks. Rates of mitochondrial oxidative phosphorylation were measured in pectoralis permeabilized fibres and isolated mitochondria. Mitochondrial ATP synthesis efficiency and the activities of respiratory chain complexes were measured in mitochondria...
Journal Articles
J Exp Biol (2017) 220 (3): 397–407.
Published: 1 February 2017
....   68 , 893 - 905 . 10.1046/j.1365-2656.1999.00337.x Cooke , S. J. , Brownscombe , J. W. , Raby , G. D. , Browll , F. , Hinch , S. G. , Clark , T. D. and Semmens , J. M. ( 2016 ). Remote bioenergetics measurements in wild fish: opportunities and challenges . Comp...
Journal Articles
J Exp Biol (2016) 219 (19): 3019–3027.
Published: 1 October 2016
... of metabolic genes in response to a decrease in body temperature. Mitochondria Oxidative phosphorylation Goldfish Thermal acclimation Bioenergetics Nuclear respiratory factor 1 The ability to increase mitochondrial content in response to energy stress is an important capacity, enabling...
Includes: Supplementary data
Journal Articles
J Exp Biol (2015) 218 (20): 3222–3228.
Published: 1 October 2015
... source of chemical energy. However, the link between body size and mitochondrial function is still unclear, especially in ectotherms. In this study, we investigated several parameters of mitochondrial bioenergetics in the liver of three closely related species of frog (the common frog Rana temporaria...
Journal Articles
J Exp Biol (2015) 218 (15): 2427–2434.
Published: 1 August 2015
... oxidation to storage within the tissue. Mitochondria Bioenergetics Energy efficiency Starvation Birds Oxidative metabolism Fasting is a major characteristic of the life cycle of many wild mammals and birds. These periods of fasting occur during reproduction, moult or migration, when...
Includes: Supplementary data
Journal Articles
J Exp Biol (2014) 217 (20): 3700–3707.
Published: 15 October 2014
... of diving birds . Ecol. Lett.   4 , 180 - 184 . Grémillet   D. , Wright   G. , Lauder   A. , Carss   D. N. , Wanless   S. ( 2003 ). Modelling the daily food requirements of wintering great cormorants: a bioenergetics tool for wildlife management . J. Appl. Ecol.   40 , 266 - 277...
Includes: Supplementary data
Journal Articles
J Exp Biol (2012) 215 (5): 760–765.
Published: 1 March 2012
... © 2012. 2012 reproductive allocation placentation bioenergetics Mechanisms by which resources are allocated to competing functions are key components of individual life histories and may explain variation in life-history traits ( Dunham et al., 1989 ). In particular, mechanisms...
Journal Articles
J Exp Biol (2009) 212 (15): 2483–2490.
Published: 1 August 2009
... bioenergetics studies, even the most elaborate model is incapable of fully grasping nature's complexity. We ran the most refined and extensively field-tested energetic model currently available,and also took great care in compiling accurate input values. Nonetheless, we wish to stress that all results presented...
Journal Articles
J Exp Biol (2008) 211 (3): 391–400.
Published: 1 February 2008
... for correspondence (e-mail: marcin.czarnoleski@uj.edu.pl ) 20 11 2007 © The Company of Biologists Limited 2008 2008 metabolism growth rate 3/4 power law life history allometry cost of growth body size experimental evolution growth efficiency bioenergetics food consumption cell size...
Journal Articles
J Exp Biol (2007) 210 (10): 1825–1833.
Published: 15 May 2007
... energy cost of locomotion bioenergetics biomechanics ice skate The energy-saving principle is one of the strongest factors leading the evolution of the different movement strategies adopted in the animal world:human locomotion, as well as the locomotion of many animals, evolved in order...
Journal Articles
J Exp Biol (2005) 208 (20): 3873–3884.
Published: 15 October 2005
...Bryan P. Wallace; Cassondra L. Williams; Frank V. Paladino; Stephen J. Morreale; R. Todd Lindstrom; James R. Spotila SUMMARY Physiology, environment and life history demands interact to influence marine turtle bioenergetics and activity. However, metabolism and diving behavior of free-swimming...
Journal Articles
J Exp Biol (2001) 204 (20): 3561–3570.
Published: 15 October 2001
...-ranging fish in nature. *e-mail: dmwebber@is.dal.ca 9 7 2001 © The Company of Biologists Limited 2001 2001 cod Gadus morhua pressure swimming speed tailbeat frequency bioenergetics oxygen consumption fish. To date, heart rate ( f h ) appears to be the best...