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Keywords: respiration
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Journal Articles
J Exp Biol (2022) 225 (10): jeb243102.
Published: 16 May 2022
... a consequence of growth, and despite temporal correlations to changes in respiratory physiology, are not linked to changes in lung morphology. Anura Functional morphology Physiology Behavior Respiration Lungs Development University of Connecticut http://dx.doi.org/10.13039/100007710...
Includes: Supplementary data
Journal Articles
J Exp Biol (2022) 225 (7): jeb242358.
Published: 1 April 2022
... . 10.1242/jeb.205.11.1645 Kestler , P. ( 1984 ). Respiration and respiratory water loss . In Environmental Physiology and Biochemistry of Insects , pp. 137 - 183 : Springer . King , K. J. and Sinclair , B. J. ( 2015 ). Water loss in tree weta (Hemideina): adaptation...
Journal Articles
J Exp Biol (2021) 224 (9): jeb242382.
Published: 30 April 2021
... in the range 5–30°C on respiration rates of isolated cardiac mitochondria from rainbow trout ( Oncorhync h us mykiss ) studied by high-resolution respirometry and spectrophotometric enzyme activity assays. Arrhenius breakpoint temperature analysis indicated that mitochondrial respiration rates under...
Journal Articles
J Exp Biol (2021) 224 (8): jeb242196.
Published: 16 April 2021
... Biosciences, Lincoln, NE, USA) configured for the 6400-89 animal respiration chamber following Li-Cor specifications and using the ‘Insect Rd’ measurement configuration. We set the system temperature to match the ambient treatment temperature, and fully scrubbed CO 2 from the ambient inflow to set levels...
Includes: Supplementary data
Journal Articles
J Exp Biol (2021) 224 (4): jeb237727.
Published: 19 February 2021
...B. L. Coggins; C. E. Anderson; R. Hasan; A. C. Pearson; M. N. Ekwudo; J. R. Bidwell; L. Y. Yampolsky ABSTRACT Respiration rates of ectothermic organisms are affected by environmental temperatures, and sustainable metabolism at high temperatures sometimes limits heat tolerance. Organisms...
Includes: Supplementary data
Journal Articles
J Exp Biol (2021) 224 (1): jeb227264.
Published: 12 January 2021
... dispersion in Chagas vectors. Respiration Activity Metabolic rate Disease vectors Chagas Resource procurement requires active searching for most animals. For limbed animals, locomotion is the mechanism that facilitates this task. Whether by swimming, walking, running or flying, active...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (20): jeb227801.
Published: 27 October 2020
... - 181 . Elsevier Inc . Krumschnabel , G. , Fontana-Ayoub , M. , Sumbalova , Z. , Heidler , J. , Gauper , K. , Fasching , M. and Gnaiger , E. ( 2015 ). Simultaneous high-resolution measurement of mitochondrial respiration and hydrogen peroxide production...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (21): jeb189357.
Published: 6 November 2019
... Chart spirometry software (ADInstruments). We measured respiration rate ( f R ) and V T at increasing f H ( Table S1 ). V̇ O 2  and associated f H were measured in dogs and goats using a PA-10 oxygen analyzer (Sable Systems, North Las Vegas, NV, USA) while they were trotting...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (Suppl_1): jeb186924.
Published: 6 February 2019
...Lucia F. Jacobs; Basil el Jundi; Almut Kelber; Barbara Webb ABSTRACT One of the outstanding questions in evolution is why Homo erectus became the first primate species to evolve the external pyramid, i.e. an external nose. The accepted hypothesis for this trait has been its role in respiration...
Journal Articles
J Exp Biol (2018) 221 (23): jeb185827.
Published: 6 December 2018
... intake Phocoena Respiration As apex predators in the marine environment, cetaceans exert a major top-down control on trophic energy cascades and facilitate nutrient recycling ( Katona and Whitehead, 1988 ; Roman et al., 2014 ). Yet, specific quantification of the ecological impact...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (22): jeb189449.
Published: 16 November 2018
... iguanas, where ventilation is dominated by the true ribs. Varanus Respiration Trunk Squamata Costal movement What is the relationship between the design of the lung and the trunk in vertebrates? The use of costal inspiration and expiration is likely to be the basal condition...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (13): jeb130039.
Published: 1 July 2018
... and respiratory system morphology) more prone to evolve DGC-like respiration? Perhaps in silico evolution experiments should be attempted in which a starting ‘lineage’ is allowed to evolve in response to different combinations of fluctuating environmental stresses that mimic supposed conditions in most...
Journal Articles
J Exp Biol (2018) 221 (8): jeb174391.
Published: 25 April 2018
... turtle heart mitochondria. Summary: Heart mitochondria show suppressed reactive oxygen species (ROS) generation when isolated from anoxic turtles. Surprisingly, complex I S -nitrosation, a potent modification inhibiting ROS production, is not involved in this response. Anoxia Respiration...
Journal Articles
J Exp Biol (2018) 221 (8): jeb174474.
Published: 20 April 2018
..., supporting the metabolic-level boundaries hypothesis. Fish Body size Respiration Allometric The metabolic rate (MR) of animals is related to body mass ( M b ). MR scales with M b according to the power equation MR= aM b , where a is a constant and b is the scaling exponent...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (3): jeb164400.
Published: 13 February 2018
... , integrating both gene expression and organism-level (respiration and calcification) metrics. We exposed pteropods to over-saturated, near-saturated or under-saturated conditions and sampled individuals at 1, 3, 7, 14 and 21 days of exposure to test for the effect of duration. We found that calcification...
Includes: Supplementary data
Journal Articles
J Exp Biol (2017) 220 (24): 4571–4577.
Published: 15 December 2017
... neuron deletion affects respiration, resulting in higher breathing frequency and decreased tidal volume. But subsequent exposure to a moderate hypoxic challenge ( F i O 2 =0.12; 10 min) revealed that both mutant mice hyperventilate more than controls. Hoxa5 flox/flox ; Dermo1 +/Cre mice showed augmented...
Journal Articles
J Exp Biol (2017) 220 (20): 3616–3620.
Published: 15 October 2017
... High-altitude adaptation Respiration O 2 transport pathway Aerobic performance High-altitude natives are valuable model organisms for understanding how physiological systems evolve. The cold and oxygen-depleted (hypoxic) environment at high altitudes requires that endotherms sustain high...
Includes: Supplementary data
Journal Articles
J Exp Biol (2017) 220 (12): 2236–2242.
Published: 15 June 2017
...Ronald Osinga; Marlous Derksen-Hooijberg; Tim Wijgerde; Johan A. J. Verreth ABSTRACT Rates of dark respiration and net photosynthesis were measured for six replicate clonal fragments of the stony coral Galaxea fascicularis (Linnaeus 1767), which were incubated under 12 different combinations...
Journal Articles
J Exp Biol (2017) 220 (10): 1803–1811.
Published: 15 May 2017
... that otherwise develop within that zone during the night. Here, we tested, for the first time, the effects of the damselfish Dascyllus marginatus on photosynthesis and respiration in its host coral Stylophora pistillata . Laboratory experiments using an intermittent-flow respirometer showed that the presence...
Journal Articles
J Exp Biol (2017) 220 (6): 969–983.
Published: 15 March 2017
... sought to determine whether such preconditioning is underpinned by differential regulation of aerobic respiration. We quantified in vivo metabolism and mitochondrial respiratory enzyme activity in the naturally symbiotic sea anemone Exaiptasia pallida preconditioned to 30°C for >7 weeks as well...
Includes: Supplementary data