... , C. M. and Egginton , S. ( 2007 ). Life in the fast lane: the free-ranging activity, heart rate and metabolism of an Antarctic fish tracked in temperate waters . J. Exp. Mar. Biol. Ecol.   349 , 142 - 151 . 10.1016/j.jembe.2007.05.009 Campbell , H. A. , Fraser , K. P. P...

.../ Summary: The loss of iron-centered oxygen-binding proteins in Antarctic fishes does not correspond with an overall reduction in levels of oxidized macromolecules, antioxidants or rates of protein degradation. Antarctic fish Antioxidants Oxygen-binding proteins Oxidative damage Antarctic...

... and mRNA expression of many proteins involved in both the Ub tagging of damaged proteins as well as the different complexes of the 26S proteasome were measured to examine whether there is thermal compensation of the Ub–proteasome pathway in Antarctic fishes to better understand the efficiency...

... 2014. Published by The Company of Biologists Ltd 2014 Diffusion chamber Oxygen equilibrium curve Hemocyanin Haemocyanin Haemoglobin pH optode Octopus Amphipod Antarctic fish Since the first oxygen binding experiments by Paul Bert ( Bert, 1878 ) and Carl Gustav von Hüfner ( Hüfner...

... 7 2012 © 2012. 2012 Antarctic fish oxidative stress temperature Antarctic icefishes, lacking the oxygen-binding protein hemoglobin (Hb) ( Ruud, 1954 ), display the lowest critical thermal maximum (CT max ) among notothenioid fishes inhabiting the Western Antarctic Peninsula...

...Irina A. Mueller; Jeffrey M. Grim; Jody M. Beers; Elizabeth L. Crockett; Kristin M. O'Brien SUMMARY It is unknown whether Antarctic fishes can defend themselves against oxidative stress induced by elevations in temperature. We hypothesized that Antarctic icefishes, lacking the oxygen-binding...

... relationship between loss of Hb and induction of angiogenesis that probably is mediated through nitric oxide signaling. * Author for correspondence ( [email protected] ) 17 6 2010 © 2010. 2010 Antarctic fish icefish hemoglobin phenylhydrazine angiogenesis nitric oxide...

... and Sidell, 2000 ; O'Brien et al., 2003 ). * Author for correspondence (e-mail: [email protected] ) 21 5 2008 © The Company of Biologists Limited 2008 2008 mitochondria Antarctic fish muscle Notothenia coriiceps Chaenocephalus aceratus Chionodraco rastrospinosus...

... in oxygen-carrying capacity of the blood. * Author for correspondence (e-mail: [email protected] ) 3 1 2007 © The Company of Biologists Limited 2007 2007 Antarctic fish hemoglobin retina vascular density icefish notothenioid hematocrit nitric oxide circulation morphometry...

...J. R. Hazel; B. D. Sidell SUMMARY Antarctic fishes of the suborder Notothenioidei characteristically possess large stores of neutral lipids that have been shown to be important both in conferring buoyant lift and as a caloric resource for energy metabolism. Previous work has established...

... that a certain rate of motility is advantageous for wound healing. However, there was no temperature compensation in speed of movement for keratocytes of the Antarctic fish, which have extremely slow rates of movement at physiological temperatures. Keratocytes from all species moved in a persistent...

... a general stress factor in aquatic environments, with largely unknown effects on species survival and well being, especially in cold and deep waters. For an analysis of CO 2 effects at the cellular level, isolated hepatocytes were prepared from two representatives of the Antarctic fish fauna, Pachycara...

... (oocytes) was comparable. * Author for correspondence (e-mail: [email protected] ) 18 11 2002 © The Company of Biologists Limited 2003 2003 brush-border membrane vesicle Xenopus laevis oocyte PepT1 H + /peptide cotransport fish intestine Antarctic fish...

... for correspondence at address 1 (e-mail: [email protected] ) 10 10 2002 © The Company of Biologists Limited 2003 2003 myoglobin Antarctic fish heart muscle gene expression promoter regulation oxygen transport icefish Chaenocephalus aceratus Channichthyidae Antarctic icefish...

..., Arizona 85287-1501, USA 10 05 2000 10 07 2000 © 2000 by Company of Biologists 2000 heat-shock protein Antarctic fish teleost Trematomus bernacchii hepatocyte Antarctic fish of the teleost suborder Notothenioidei are extreme stenotherms that live in the cold...

.... * Author for correspondence (e-mail: [email protected] ) 9 2 2000 23 4 2000 © 2000 by Company of Biologists 2000 myoglobin mRNA Antarctic fish Channichthyidae Nototheniidae heart cardiac muscle mRNA Low temperatures and high oxygen solubility characterize...

...Kristin M. O’Brien; Bruce D. Sidell ABSTRACT We examined heart ventricle from three species of Antarctic fishes that vary in their expression of oxygen-binding proteins to investigate how some of these fishes maintain cardiac function despite the loss of hemoglobin (Hb) and/or myoglobin (Mb). We...

... the aerobic capacity of muscle in cold-water fish. © The Company of Biologists Limited 1988 mitochondria metabolism temperature Antarctic fish sub-Antarctic fish skeletal muscle Notothenioidei Antarctic fish are archetypal stenotherms restricted to a narrow range of temperatures (−1.86...

...Pedro J. Gonzalez-Cabrera; Frank Dowd; Venkat K. Pedibhotla; Rosa Rosario; David Stanley-Samuelson; David Petzel ABSTRACT Serum osmolality and serum inorganic ion concentrations were studied in two antarctic fish species, Trematomus bernacchii and T. newnesi , during 5 weeks of acclimation to 4 ˚C...

... The Company of Biologists Limited 1993 antarctic fish exercise haematocrit spleen erythrocytes Pagothenia borchgrevinki . An increase in Hct can result from recruitment of erythrocytes from the spleen of fish ( Yamamoto, 1987 ; Yamamoto and Itazawa, 1989 ; Wells and Weber, 1990...