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Keywords: respiration
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Journal Articles
J Exp Biol (2023) 226 (10): jeb245425.
Published: 18 May 2023
... Summary: Acclimation to constant temperature results in thermal specialization, whereas acclimation to fluctuating temperatures reduces thermal sensitivity and helps maintain hypoxia tolerance across a broader range of temperatures in killifish. Teleost Thermal breadth Respiration O 2 transport...
Includes: Supplementary data
Journal Articles
J Exp Biol (2023) 226 (3): jeb244613.
Published: 10 February 2023
... detrimental if experienced at another, as a result of seasonal acclimation. Temperature is the most critical variable as it affects most aspects of an organism's physiology. To address this, we quantified arm regeneration and respiration in the Australian brittle star Ophionereis schayeri for 10 weeks...
Includes: Supplementary data
Journal Articles
J Exp Biol (2022) 225 (19): jeb244236.
Published: 13 October 2022
... owing to plastic changes in physiology. Hypoxia Gill remodelling Respiration Phenotypic plasticity Mangrove rivulus Kryptolebias marmoratus National Sciences and Engineering Research Council of Canada Spatial and temporal environmental heterogeneity creates a fundamental...
Includes: Supplementary data
Journal Articles
J Exp Biol (2022) 225 (10): jeb243102.
Published: 16 May 2022
...-oxygenated water for cutaneous respiration. Most of the few documented examples of four-stroke breathing among sarcopterygians are fully aquatic salamanders that lack robust gills, such as Cryptobranchus and Amphiuma , which apparently take advantage of a second two-stroke cycle to decrease the mixing...
Includes: Supplementary data
Journal Articles
J Exp Biol (2022) 225 (7): jeb242358.
Published: 1 April 2022
... of convective gas exchange will be greater the smaller the insect ( Kestler, 1984 ). Insect respiration is most easily monitored through measurement of CO 2 release, and three major respiratory patterns have been identified: discontinuous, cyclic or continuous gas exchange. Whereas some insects release CO...
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
... are associated with a plastic reduction of water loss rates in temperate terrestrial lungless salamanders exposed to warm temperatures. C-value Cell size Metabolism Respiration Evaporation Plethodontidae Natural selection operates on individual organisms by acting on all their functional...
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
...., 2013 ). However, the species that has been best characterized in terms of respiration dynamics and energetic cost in different situations is the kissing bug Rhodnius prolixus ( Bradley et al., 2003 ; Contreras and Bradley, 2009 , 2010 ; Rolandi et al., 2014 ; Heinrich and Bradley, 2014 ; Leis et...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (20): jeb227801.
Published: 27 October 2020
... performance suggest that these organelles may play a role in shaping thermal limits at the organismal level. Mitochondria Temperature Thermal tolerance CT max Performance Respiration As with all biochemical reactions, mitochondrial processes are profoundly influenced by temperature...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (21): jeb189357.
Published: 6 November 2019
... and other animals selected for long-distance running convergently evolved adaptations to augment diaphragmatic breathing with thoracic movements. Respiration Thorax Human evolution Ribcage Bipedalism Endurance running Humans differ from other non-human primates, including chimpanzees...
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
... to green 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
... Bradley , T. ( 2000 ). The discontinuous gas exchange cycle in insects may serve to reduce oxygen supply to the tissues . Am. Zool.   40 , 952 . Buck , J. , Keister , M. and Specht , H. ( 1953 ). Discontinuous respiration in diapausing Agapema pupae . Anat. Rec.   117 , 541...
Journal Articles
Journal Articles
J Exp Biol (2018) 221 (8): jeb174474.
Published: 20 April 2018
... Kirsch , R. and Nonnotte , G. ( 1977 ). Cutaneous respiration in three freshwater teleosts . Resp. Physiol.   29 , 339 - 354 . 10.1016/0034-5687(77)90008-1 Li , G. , Xie , H. , He , D. and Luo , Y. ( 2016 ). Effects of body chemical components on the allometric...
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
... Snyder , L. R. G. , Born , S. and Lechner , A. J. ( 1982 ). Blood oxygen affinity in high- and low-altitude populations of the deer mouse . Respir. Physiol.   48 , 89 - 105 . 10.1016/0034-5687(82)90052-4 Storz , J. F. , Runck , A. M. , Moriyama , H. , Weber , R. E...
Includes: Supplementary data