Squalus acanthias
Does gill boundary layer carbonic anhydrase contribute to carbon dioxide excretion: a comparison between dogfish (Squalus acanthias) and rainbow trout (Oncorhynchus mykiss)
... (Squalus acanthias) and rainbow trout (Oncorhynchus mykiss) in sea water to determine the potential role of externally oriented or gill boundary layer carbonic anhydrase in carbon dioxide ...
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Rat atriopeptin dilates vascular smooth muscle of the ventral aorta from the shark (Squalus acanthias) and the hagfish (Myxine glutinosa)
... SHORT COMMUNICATION RAT ATRIOPEPTIN DILATES VASCULAR SMOOTH MUSCLE OF THE VENTRAL AORTA FROM THE SHARK SQUALUS ACANTHIAS AND THE HAGFISH MYXINE GLUTINOSA BY DAVID H.. EVANS Department of[r] ...
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Metabolic organization and effects of feeding on enzyme activities of the dogfish shark (Squalus acanthias) rectal gland
... Spiny dogfish (Squalus acanthias L., 1.9–4.0·kg) were obtained by trawl or hook and line in Barkley Sound, British Columbia, Canada, in July and August 2003 and 2005. At Bamfield Marine Sciences Centre, the ...
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Physiological and molecular responses of the spiny dogfish shark (Squalus acanthias) to high environmental ammonia: scavenging for nitrogen
... Experiments were performed at Bamfield Marine Sciences Centre (BMSC), BC, Canada, in June and July. Pacific spiny dogfish (S. acanthias suckleyi, 0.7–2.9 kg) were obtained by trawl netting in nearby Barkley Sound, ...
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Branchial CO(2) receptors and cardiorespiratory adjustments during hypercarbia in Pacific spiny dogfish (Squalus acanthias)
... Accepted 12 January; published on WWW 28 March 2001 Summary Adult Pacific spiny dogfish Squalus acanthias were administration of the muscarinic receptor antagonist exposed to acute appro[r] ...
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The relative roles of external and internal CO2versus H+ in eliciting the cardiorespiratory responses of Salmo salar and Squalus acanthias to hypercarbia
... Pacific spiny dogfish (Squalus acanthias L.) were collected by net during trawls by local fishermen or angled by hook and line and transported to holding facilities at Bamfield Marine Station (BMS; ...
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Ammonia and urea metabolism in relation to gill function and acid base balance in a marine elasmobranch, the spiny dogfish (Squalus acanthias)
... than for nitrogen excretion and have recently proposed that the same ideas may be extended to ureagenic fish (Atkinson, 1992). These arguments have met strong theoretical and experimental challenges in mammalian ...
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An unusual habitat for a common shark : life history, ecology and demographics of the spiny dogfish (Squalus acanthias) in Macquarie Harbour, Tasmania
... 2014). Squalus acanthias are taken as a bycatch of this fishery and although rarely retained are known to experience moderately high post-capture mortality rates (Lyle et ...
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Distribution of Carbonic Anhydrase in the Uterus of Late Term Pregnant Spiny Dogfish (Squalus Acanthias)
... DISTRIBUTION OF CARBONIC ANHYDRASE IN THE UTERUS OF LATE-TERM PREGNANT SPINY DOGFISH SQUALUS ACANTHIAS BY CASSANDRA FLtfGEL AND ELKE LtJTJEN-DRECOLL Department of Anatomy, University of [r] ...
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Spatial versus temporal structure : implications of inter haul variation and relatedness in the North East Atlantic Spurdog Squalus acanthias
... Spatial versus Temporal Structure: Implications of Inter-haul Variation and Relatedness in the North East Atlantic Spurdog Squalus acanthias.. James Thorburn1*, Rosie Jones2, Francis Nea[r] ...
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An in vitro study of urea, water, ion and CO2/HCO3− transport in the gastrointestinal tract of the dogfish shark (Squalus acanthias): the influence of feeding
... Male spiny dogfish sharks (Squalus acanthias suckleyi, Linnaeus; 1.41±0.06 kg, N=28) were trawled from Barkely Sound, British Columbia, by a commercial fisherman in early July 2011. [The systematics of ...
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A critical analysis of carbonic anhydrase function, respiratory gas exchange, and the acid base control of secretion in the rectal gland of Squalus acanthias
... in Squalus acanthias, there is also a very potent indirect action, by which CNP causes the release of vasoactive intestinal polypeptide (VIP) from nerve endings in the rectal gland, and VIP in turn ...
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Consequences of catecholamine release on ventilation and blood oxygen transport during hypoxia and hypercapnia in an elasmobranch Squalus acanthias and a teleost Oncorhynchus mykiss
... (Squalus acanthias) and the seawater-adapted rainbow trout (Oncorhynchus mykiss) were exposed to acute environmental hypercapnia or hypoxia to evaluate (i) the dynamics of catecholamine release into the ...
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Spatial overlap of shark nursery areas and the salmon farming industry influences the trophic ecology of Squalus acanthias on the southern coast of Chile
... as Squalus acanthias via genetic ...S. acanthias due to the spatial association with intensive salmon farming, in this region, there appears to be no difference in fecundity or size at matu- rity ...
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Using omeprazole to link the components of the post prandial alkaline tide in the spiny dogfish, Squalus acanthias
... Dogfish sharks (Squalus acanthias Linnaeus, 1.3–2.9 kg, N = 60) of both sexes were collected by trawl or angling in Barkley Sound, British Columbia, Canada in June and July 2007. Animals were cared for in ...
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Extracellular carbonic anhydrase and an acid base disequilibrium in the blood of the dogfish Squalus acanthias
... Pacific spiny dogfish (Squalus acanthias L.; 800–2900 g; experimental N=47) were netted off the coast of Vancouver Island, Canada, in May and June 1995, and held at Bamfield Marine Station (BMS; Bamfield, ...
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Reproductive Biology of Spiny Dogfish Squalus acanthias, in the North Aegean Sea
... Kuzey Ege Denizi, Saros Körfezi’nde, Şubat 2005-Eylül 2008 tarihleri arasında, dip trolü ile toplam 620 adet Squalus acanthias örneklenmiştir. Örneklerin tümünde cinsiyet oranları 1.26:1’dir. Dişilerin ...
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Conservation and variation in the feeding mechanism of the spiny dogfish squalus acanthias
... Fig. 5. Composite diagram of synchronized means of kinematic (top) and motor (bottom) patterns during all prey-capture events (N=8) in Squalus acanthias. Kinematic events are represented by black bars ...
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Short Communication: Nitrogen Budget in Developing Embryos of the Spiny Dogfish Squalus Acanthias
... Ammonia, urea and total nitrogen excretion at two stages of development of embryos of the dogfish Squalus acanthias Ammonia ' Early-term 10 Late-term 15... determinations represent the n[r] ...
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Characterization of an endothelin ET(B) receptor in the gill of the dogfish shark Squalus acanthias
... Adult spiny dogfish Squalus acanthias (L.) (3–5 kg) were netted in Frenchman Bay, Maine, USA and maintained in live cars with running sea water (12–15 °C) at the Mount Desert Island Biological Laboratory ...
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