Search Results - "Arp, A. J."

Influence of environmental factors on burrow irrigation and oxygen consumption in the mudflat invertebrate Urechis caupo by JULIAN, D, CHANG, M. L, JUDD, J. R, ARP, A. J

“…Julian et al examined burrow irrigation activity by the mudflat worm Urechis caupo in response to suspended food, ambient hypoxia, hydrogen sulfide exposure,…”
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The Role of a Zinc-Based, Serum-Borne Sulphide-Binding Component in the Uptake and Transport of Dissolved Sulphide by the Chemoautotrophic Symbiont-Containing Clam Calyptogena Elongata by Childress, J. J., Fisher, C. R., Favuzzi, J. A., Arp, A. J., Oros, D. R.

“…ABSTRACT Calyptogena elongata is a small (about 7cm maximum length) species of vesicomyid clam which lives at depths of 494–503m, near the sill depth, in the…”
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Burrow environment and coelomic fluid characteristics of the echiuran worm Urechis caupo from populations at three sites in northern California by ARP, A. J, HANSEN, B. M, JULIAN, D

“…In order to determine physical and chemical conditions, worm density and distribution and coelomic fluid characteristics, the burrow microhabitat and…”
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Metabolic and blood characteristics of the hydrothermal vent tube-worm Riftia pachyptila by CHILDRESS, J. J, ARP, A. J, FISHER, C. R. JR

“…Specimens of the hydrothermal vent pogonophoran R. pachyptila were collected by submersible at a depth of 2,600 m at the 21 degree N hydrothermal vent site on…”
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Sulfide permeability in the marine invertebrate Urechis caupo by JULIAN, D, ARP, A. J

“…Hydrogen sulfide can reach toxic concentrations in the burrow-water of the echiuran worm Urechis caupo during low tide. Its two large epithelial surfaces, the…”
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Roots as a site of hydrogen sulfide uptake in the hydrocarbon seep vestimentiferan Lamellibrachia sp by Julian, D, Gaill, F, Wood, E, Arp, A J, Fisher, C R

“…Vestimentiferan tubeworms have no mouth or gut, and the majority of their nutritional requirements are provided by endosymbiotic bacteria that utilize hydrogen…”
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Life in Extreme Environments: Hydrothermal Vents by Zierenberg, Robert A., Michael W. W. Adams, Arp, Alissa J.

“…Seafloor hydrothermal vents support ecosystems with enormous biomass and productivity compared with that observed elsewhere in the deep oceans. Zierenberg et…”
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Enzymatic hydrogen sulfide production in marine invertebrate tissues by Julian, David, Statile, Jennifer L, Wohlgemuth, Stephanie E, Arp, Alissa J

“…At least some mammalian tissues produce H 2S in vitro from l-cysteine at rates sufficient to have physiological effects. To determine whether tissues of…”
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The Integument of the Marine Echiuran Worm Urechis caupo by Menon, Jaishri G., Arp, Alissa J.

“…During low tide, the burrow water of the marine echiuran worm Urechis caupo becomes hypoxic, and hydrogen sulfide concentrations reach levels that would be…”
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Rapid determination of benzalkonium chloride in pharmaceutical preparations with flow injection liquid-liquid extraction by Halvax, J J, Wiese, G, Arp, J A, Vermeer, J M, van Bennekom, W P, Bult, A

“…Benzalkonium chloride was assayed by on-line extraction of the benzalkonium ion with picrate to chloroform. The absorbance of picrate was measured. The…”
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Sodium Nitroprusside Potentiates Hydrogen-Sulfide-Induced Contractions in Body Wall Muscle from a Marine Worm by Julian, David, Statile, Jennifer, Roepke, Troy A., Arp, Alissa J.

“…Hydrogen sulfide (H2S) at concentrations of about 0.05 to 1 mmol.l(-1) appears to function as a gasotransmitter in vertebrates, analogous to nitric oxide (NO)…”
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Multiple Mechanisms Provide Tolerance to Environmental Sulfide in Urechis caupo by Arp, Alissa J., Menon, Jaishri G., Julian, David

“…During tidal exposure the echiuran worm Urechis caupo encounters toxic sulfide in its burrow microhabitat on the marine mudflat. Although sulfide freely…”
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Neuromuscular sensitivity to hydrogen sulfide in the marine invertebrate Urechis caupo by Julian, D, Dalia, W E, Arp, A J

“…Hydrogen sulfide (HS) is a well-known inhibitor of aerobic respiration via its reversible binding of mitochondrial cytochrome c oxidase, but recent studies…”
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Ultrastructural Evidence of Detoxification in the Alimentary Canal of Urechis caupo by Menon, Jaishri, Arp, Alissa J.

“…The marine worm Urechis caupo exhibits specialized secondary lysosomes termed sulfide-oxidizing bodies throughout the epithelial tissues of the alimentary…”
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The sulphide-binding protein in the blood of the vestimentiferan tube-worm, Riftia pachyptila, is the extracellular haemoglobin by ARP, A. J, CHILDRESS, J. J, VETTER, R. D

“…ABSTRACT The sulphide-binding protein that occurs in high concentrations in the vascular blood and coelomic fluid of the hydrothermal vent tube-worm Riftia…”
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Oxygen binding characteristics of the hemocyanins of two deep-sea hydrothermal vent crustaceans by Sanders, N K, Arp, A J, Childress, J J

“…Effects of pH and temperature on hemocyanin oxygen binding were examined using dialyzed blood from the hydrothermal vent crustaceans Bythograea thermydron…”
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Aerobic Respiration during Sulfide Exposure in the Marine Echiuran Worm Urechis caupo by Eaton, Rachel A., Arp, Alissa J.

“…Urechis caupo inhabit U-shaped burrows in mudflats where they are exposed to toxic hydrogen sulfide. During tidal exposure sulfide levels average 27μM and…”
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Thiosulfate Elimination and Permeability in a Sulfide‐Adapted Marine Invertebrate by Julian, David, Wieting, Susan L., Seto, Shelley L., Bogan, Mark R., Arp, Alissa J.

“…Oxidation of hydrogen sulfide to thiosulfate is one of the best‐characterized mechanisms by which animals adapted to sulfide minimize its toxicity, but the…”
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Oxygen-Binding Properties of the Blood of the Deep-Sea Shrimp Glyphocrangon vicaria by Arp, A. J., Childress, J. J.

“…The oxygenation characteristics of the blood of Glyphocrangon vicaria, a benthic shrimp captured at a depth of 1,800 m, are examined to elucidate the…”
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Sulfide Binding by the Blood of the Hydrothermal Vent Tube Worm Riftia pachyptila by Arp, Alissa J., Childress, James J.

“…The blood of the deep-sea hydrothermal vent tube worm Riftia pachyptila Jones contains a sulfide-binding protein that appears to concentrate sulfide from the…”
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