1-20 of 173
Keywords: Respiration
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Journal Articles
J Exp Biol (2025) 228 (6): jeb249465.
Published: 28 March 2025
... in architectures, and (3) compared the metabolic cost of transport across species and how it scales with swimming speed. To measure swimming speeds, we recorded swimming salp colonies using in situ videography while SCUBA diving in the open ocean. To estimate the cost of transport, we measured the respiration...
Includes: Supplementary data
Journal Articles
J Exp Biol (2025) 228 (4): JEB249638.
Published: 28 February 2025
... ) was suppressed after 1 week in both deoxygenation treatments in A. cervicornis , and after 2 weeks in S. siderea and P. astreoides exposed to severe or moderate treatments, respectively. Respiration rates were lower than controls in A. cervicornis and S. siderea after 1 and 2 weeks of severe deoxygenation...
Includes: Supplementary data
Journal Articles
J Exp Biol (2024) 227 (21): jeb249426.
Published: 30 October 2024
... the physiological response and trade-offs of marine organisms to ocean acidification, ocean warming and the combined effect of these two drivers. Long-term exposure of O. fasciata to high temperature and low pH affected survival, respiration and regeneration rates, growth rate, calcification/dissolution...
Includes: Supplementary data
Journal Articles
J Exp Biol (2024) 227 (18): jeb245949.
Published: 17 September 2024
... the metathoracic spiracles, which open in the intersegmental cleft ( Movie 2 ). In contrast, Komai (1998 , 2001 ) stated that A. convolvuli has no large air sacs and does not use unidirectional ventilation flow. Komai describes augmented respiration during flight with P O 2  values between 6.27 and 0.10 kPa...
Includes: Supplementary data
Journal Articles
J Exp Biol (2024) 227 (20): jeb247642.
Published: 24 July 2024
... of Biologists Ltd 2024 Summary: This Commentary describes the functional interactions between cardiac output and other traits in the O 2 transport pathway that underlie the adaptive evolution of aerobic capacity. Evolutionary physiology O 2 cascade Respiration High-altitude adaptation...
Journal Articles
J Exp Biol (2024) 227 (13): jeb247882.
Published: 3 July 2024
... and intercellular changes in phenotype. Mitochondrial respiration rate in permeabilized and isolated flight muscle was measured in adults. We found that permeabilized flight muscle fibers from the hypoxic group had increased mitochondrial oxygen consumption, but this was not replicated in isolated flight muscle...
Includes: Supplementary data
Journal Articles
J Exp Biol (2024) 227 (9): jeb246362.
Published: 7 May 2024
...://www.biologists.com/user-licence-1-1/ Summary: Scaling of metabolic traits differs among life stages and taxa of corals. Data compilation and empirical results suggest that variation in scaling is determined by life history and surface area to biomass ratio. Scleractinia Respiration Planula...
Includes: Supplementary data
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
... respiration ( Chapman and Mckenzie, 2009 ; Kramer and McClure, 1982 ) in combination with emergence to cope with aquatic hypoxia. Aquatic surface respiration allows fishes to selectively breathe from the relatively well-oxygenated layer of water at the air–water interface, thus reducing the severity...
Includes: Supplementary data
Journal Articles
J Exp Biol (2022) 225 (10): jeb243102.
Published: 16 May 2022
... play an important role in larval X. laevis respiration – air-breathing rates increase as oxygen partial pressure decreases or the branchial (gill) surfaces become covered with food ( Bles, 1906 ; Feder and Wassersug, 1984 ; Feder et al., 1984 ). However, Hastings and Burggren (1995) found...
Includes: Supplementary data
Journal Articles
J Exp Biol (2022) 225 (7): jeb242358.
Published: 1 April 2022
... interests. © 2022. Published by The Company of Biologists Ltd 2022 Summary: Insect success on land relies upon limiting water loss from the gut, body surface and respiratory system and also upon enhancing water uptake. Malpighian tubule Cuticle Hindgut Respiration Water vapour...
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
... physiological performance using flow-through respirometry. We used a Li-Cor LI-6400XT Portable Photosynthesis System (Li-Cor 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...
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
... 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 al., 2016 ; Paim et al., 2016 ). As obligated blood-feeding hemimetabolous...
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
... to speculate about selection for enhanced ventilatory capacity in human evolution. While thoracic size influences overall respiratory volume, our results suggest that rib mobility is also a key feature of aerobic respiration. As noted above, modern humans have a unique costovertebral joint morphology in which...
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