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Pat Walsh - Publications

Books & monographs - Book chapters 

Refereed journal publications
2017-20132012 - 2011 - 2010 
2009 - 2008 - 2007 - 2006 - 2005 - 2004 - 2003 - 2002 - 2001 - 2000
1999 - 1998 - 1997 - 1996 - 1995 - 1994 - 1993 - 1992 - 1991 - 1990
1989 - 1988 - 1987 - 1986 - 1985 - 1984 - 1983 - 1982 - 1981

 


Books & monographs
Walsh, P.J., S.L. Smith, L.E. Fleming, H. Solo-Gabriele and W.H. Gerwick (Eds.) 2008. Oceans and Human Health: Risks and Remedies from the Seas, Academic Press, Amsterdam, xxiii & 644 pages.

Walsh, P.J. and P.A. Wright (Eds.). 1995. Nitrogen metabolism and excretion. CRC Press, Boca Raton, FL, 337 pages.

Walsh, P.J. 1981.  Temperature adaptation in sea anemones (Cnidaria; Anthozoa): molecular mechanisms and evolutionary perspectives.  Ph.D. Dissertation, University of California, San Diego, x & 150 pages

 


Book chapters
(245) Walsh, P.J. and C. Hogstrand. 2008. Aquatic animal models of human health. Chapter 27 In: Oceans and Human Health: Risks and Remedies from the Seas, Walsh, P.J., et al. (Eds.), Academic Press, Amsterdam, pp. 527-531.

(244) Walsh, P.J., A.F. Mensinger and S.M. Highstein. 2008. Toadfish as biomedical models, Chapter 29 In: Oceans and Human Health: Risks and Remedies from the Seas, Walsh, P.J., et al. (Eds.), Academic Press, Amsterdam, pp. 547-558.

(243) Walsh, P.J. and T.P. Mommsen. 2001. Evolutionary considerations of nitrogen metabolism and excretion. Chapter 1 In: Fish Physiology Vol. XX Nitrogen Excretion, P.A. Wright and P.M. Anderson (eds.), San Diego: Academic Press, pp.1-30.

(242) Walsh, P.J. and C.P. Smith. 2001. Urea transport. Chapter 8 In: Fish Physiology Vol. XX Nitrogen Excretion, P.A. Wright and P.M. Anderson (eds.), San Diego: Academic Press, pp. 279-307.

(241) Thompson, E.D., P.-E. Olsson, G.D. Mayer, C. Haux, P.J. Walsh and C. Hogstrand. 1999. Involvement of metallothionein in female squirrelfish reproduction. In: Metallothionein IV, C. Klaassen (ed.), Basel: Birkhäuser Verlag, pp. 157-165.

(240) Walsh, P.J. 1998. Nitrogen excretion and metabolism. Chapter 9 In: The Physiology of Fishes, 2nd edition, D.H. Evans (ed.), Boca Raton: CRC Press, pp. 199-214.

(239) Walsh, P.J., C.M. Wood and T.W. Moon. 1998. Red Blood Cell Metabolism. Chapter 2 In: Fish Physiology Vol. XVII. Respiration, S.F. Perry and B. Tufts (eds.), San Diego: Academic Press, pp. 41-73.

(238) Kennedy, C.J. and P.J. Walsh. 1997. Effects of temperature on xenobiotic metabolism. In: The Effects of Global Warming on Fish, Society for Experimental Biology Seminar Series, 61, C.M. Wood and D.G. McDonald (eds.), Cambridge University Press, pp. 303-324.

(237) Maina, J.N., C.M. Wood, A. Narahara, H.L. Bergman, P. Laurent and P.J. Walsh. 1996. Morphology of the swim (air) bladder of a cichlid teleost: Oreochromis alcalicus grahami (Trewavas 1983), a fish adapted to a hyperosmotic, alkaline and hypoxic environment: a brief outline of the structure and function of the swim bladder. In: Fish Morphology: Horizons of New Research. J.S. Datta Munshi and H.M. Dutta (eds.), Lebanon, New Hampshire: SP Science Publishers, pp.179-192.

(236) Walsh, P.J., T.P. Mommsen and A.H. Bass. 1995. Biochemical and molecular aspects of singing in Batrachoidid fishes. Chapter 12 In: Biochemistry and Molecular Biology of Fishes, Vol IV, Metabolic and Adaptational Biochemistry, P. W. Hochachka and T. P. Mommsen (eds.), New York: Elsevier, pp. 279-289.

(235) Mommsen, T.P., T.W. Moon and P.J. Walsh. 1994. Hepatocytes: Isolation, maintentance and utilization. Chapter 30 In: Biochemistry and Molecular Biology of Fishes, Vol III, Analytical Techniques, P. W. Hochachka and T. P. Mommsen (eds.), New York: Elsevier, pp. 355-373.

(234) Walsh, P.J. 1994. Measurement of intracellular pH in fish hepatocytes. Chapter 33 In: Biochemistry and Molecular Biology of Fishes, Vol III, Analytical Techniques, P. W. Hochachka and T. P. Mommsen (eds.), New York: Elsevier, pp. 399-406.

(233) Moon, T.W. and P.J. Walsh. 1994. Metabolite transport in fish red blood cells and hepatocytes. Chapter 52 In: Biochemistry and Molecular Biology of Fishes, Vol III, Analytical Techniques, P. W. Hochachka and T. P. Mommsen (eds.), New York: Elsevier, pp. 615-624.

(232) Mommsen, T. P. and P. J. Walsh.  1991. Urea synthesis in fishes: evolutionary and biochemical perspectives.  Chapter 6 In: Biochemistry and Molecular Biology of Fishes, Vol I, Phylogenetic and Biochemical Perspectives, P. W. Hochachka and T. P. Mommsen (eds.) New York: Elsevier, pp. 137-163.

(231) Walsh, P. J. and R. P. Henry. 1991. Carbon dioxide and ammonia metabolism and exchange.  Chapter 8 In: Biochemistry and Molecular Biology of Fishes, Vol I, Phylogenetic and Biochemical Perspectives. P. W. Hochachka and T. P. Mommsen (eds.), New York: Elsevier, pp. 181-207.

(230) Mommsen, T.P. and P.J. Walsh.  1988. Vitellogenesis and oocyte assembly.  Chapter 5 In: Fish Physiology, Vol. XI, The Physiology of Developing Fish, W.S. Hoar and D.J. Randall (eds.), San Diego: Academic Press, pp. 347-406
 


Papers

2017

(229) Weins, J., R. Ho., A.K. Brassinga, C.A. Deck, P.J. Walsh, R.N. Ben, K. McClymont, T. Charlton, A.N. Evans and W.G. Anderson. 2017. Biosynthesis of 1α-hydroxycorticosterone in the winter skate, Leucoraja ocellata: Evidence to suggest a novel steroidogenic route. J. Fish Biol. 91:260-277.

(228) Deck, C.A., W.G. Anderson, J.M. Conlon and P.J. Walsh. 2017. The activity of the rectal gland of the North Pacific spiny dogfish Squalus suckleyi is glucose-dependent and is stimulated by glucagon-like peptide-1. J. Comp. Physiol. B. 187: 1155-1161.

(227) Deck, C.A., W.G. Anderson and P.J. Walsh. 2017. Effects of glucose and insulin administration on glucose transporter expression in the North Pacific spiny dogfish (Squalus suckleyi). Gen. Comp. Endocrinol. 247: 46-52.

(226) Fulton, J., C.M.R. LeMoine, C. Bucking, K.V. Brix, P.J. Walsh and M.D. McDonald. 2017. A waterborne cue from Gulf toadfish, Opsanus beta, prompts pulsatile urea excretion in conspecifics. Physiol. Behav. 171: 92-99.

2016
(225) Deck, C.A., C.M.R. LeMoine and P.J. Walsh. 2016. Phylogenetic analysis and tissue distribution of elasmobranch glucose transporters and their response to feeding. Biology Open 5: 256-261.

(224) Deck, C.A., A.B. Bockus, B.A. Seibel and P.J. Walsh. 2016. Effects of short-term hyper- and hypo-osmotic exposure on the osmoregulatory strategy of unfed North Pacific spiny dogfish (Squalus suckleyi), Comp. Biochem. Physiol. Part A: Molecular and Integrative Physiology 193: 29-35.2015

2015
(223) Edwards S.L., J.M. Arnold, S.D. Blair, M.E. Pray, R.R. Bradley, O. Erikson and P.J. Walsh. 2015. Ammonia excretion in the Atlantic hagfish (Myxine glutinosa) and responses of an Rhc glycoprotein. Am. J. Physiol. Regul. Integr. Comp. Physiol. 308: R769-778.

(222) Nawata, C.M., P.J. Walsh and C.M. Wood. 2015. Nitrogen metabolism, acid-base regulation, and molecular responses to ammonia and acid infusions in the spiny dogfish shark (Squalus acanthias), J. Comp. Physiol. B. 185: 511-525.

(221) LeMoine, C.M.R. and P.J. Walsh. 2015. Evolution of Urea Transporters in Vertebrates: Adaptation to Urea’s Multiple Roles and Metabolic Sources. J. Exp. Biol. 218: 1936-1945.

(220) Nawata, C.M., P.J. Walsh and C.M. Wood. 2015. Physiological and molecular responses of the spiny dogfish shark (Squalus acanthias) to high environmental ammonia: scavenging for nitrogen, J. Exp. Biol. 218: 238-248.

2014
(219) Urbina, M.A., P.J. Walsh, J.V. Hill and C.N. Glover. 2014. Physiological and biochemical strategies for withstanding emersion in two galaxiid fishes. Comp. Biochem. Physiol. Part A: Molecular and Integrative Physiology 176: 49-58.

(218) LeMoine, C.M.R., C. Bucking, P.M. Craig and P.J. Walsh. 2014. Divergent hypoxia tolerance in adult males and females of the plainfin midshipman (Porichthys notatus). Physiol. Biochem. Zool. 87: 325-333.

(217) Craig, P.M., J.L. Fitzpatrick, P.J. Walsh, C.M. Wood, and G.B. McClelland. 2014. Coping with hypoxia: how the plainfin midshipman (Porichthys notatus) tolerates the intertidal zone. Env. Biol. Fishes 97: 163-172.

2013
(216) Deck, C.A., S.J. McKay, T.J. Fiedler, C.M.R. LeMoine, M. Kajimura, C.M. Nawata, C.M. Wood and P.J. Walsh. 2013. Transcriptome responses in the rectal gland of fed and fasted spiny dogfish shark (Squalus acanthias) determined by suppression subtraction hybridization, Comp. Biochem, Physiol. Part D: Genomics and Proteomics 8: 334-343.

(215) Bucking, C., C.M.R. LeMoine, P.M. Craig and P.J. Walsh. 2013. Nitrogen metabolism of the intestine during digestion in a teleost fish, the plainfin midshipman (Porichthys notatus). J. Exp. Biol. 216: 2821-2832.

(214) LeMoine, C.M.R. and P.J. Walsh. 2013. Ontogeny of ornithine-urea cycle gene expression in zebrafish (Danio rerio), Am. J. Physiol. Regul. Integr. Comp. Physiol 304: R991-R1000.

(213) Bucking, C., S.L. Edwards, P. Tickle, C.P. Smith, M.D. McDonald and P.J. Walsh. 2013. Immunohistochemical localization of urea and ammonia transporters in two confamilial fish species, the ureotelic gulf toadfish (Opsanus beta) and the ammonotelic plainfin midshipman (Porichthys notatus), Cell Tiss. Res. 352: 623-637.

(212) Wood, C.M., H.J. Liew, G. DeBoeck and P.J. Walsh. 2013. A perfusion study of the handling of urea and urea analogues by the gills of the dogfish shark (Squalus acanthias). PeerJ, DOI 10.7717/peerj.33

(211) Bucking, C., C.M.R. LeMoine and P.J. Walsh. 2013. Waste nitrogen metabolism and excretion in zebrafish embryos: effects of light, ammonia and nicotinamide. J. Exp. Zool. 319: 391-403.
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2012
(210) McDonald, M.D., P.J. Walsh and K.M. Gilmour. 2012. New insights into the mechanisms controlling urea excretion in fish. Resp. Physiol. Neurobiol. 184: 241-248.

(209) Mayer, G.D., Thompson, E.D., Glover, C.N., Capo, T., P.J. Walsh and C. Hogstrand. 2012. The initiation of zinc uptake in hepatocytes of female squirrelfish (Holocentrus adscenscionis) via a combination of zinc and 17B-estradiol and the relationship of zinc accumulation to increased embryo viability, PLoS One 7(10) e46127: 1-8.

(208) McDonald, M.D., P.J. Walsh and C.M. Wood. 2012. 5-Hydroxytryptamine initiates pulsatile urea excretion from perfused gills of the Gulf toadfish (Opsanus beta), Comp. Biochem. Physiol. Part A: Molecular and Integrative Physiology 163: 30-37.

(207) Lewis, J.M., G. Klein, P.J. Walsh and S. Currie. 2012. Rainbow trout (Oncorhynchus mykiss) shift the age composition of circulating red blood cells towards a younger cohort when exposed to thermal stress. J. Comp. Physiol. B. 182: 663-671.

(206) Maas, A., B.A. Seibel and P.J. Walsh. 2012. Effects of elevated ammonia concentrations on survival, metabolic rates and glutamine synthetase activity in the Antarctic pteropod mollusk, Clione antarctica limacina. Polar Biol. 35: 1123-1128.
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2011
(205) Rodela, T.M., M.D.McDonald, P.J.Walsh and K.M. Gilmour. 2011. Interactions between cortisol and Rh glycoprotein expression in ureogenic gulf toadfish, Opsanus beta. J. Exp. Biol. 205: 314-323.

(204) Rodela, T.M., A.J. Esbaugh, D. Weihrauch, C.M. Veauvy, M.D. McDonald, K.M. Gilmour, and P.J. Walsh. 2011. Revisiting the effects of feeding and crowding in the gulf toadfish, Opsanus beta: the role of Rhesus glycoproteins in nitrogen metabolism and excretion. J. Exp. Biol. 205: 301-313.

(203) Rodela, T.M., A.J. Esbaugh, M.D. McDonald, K.M. Gilmour, and P.J. Walsh. 2011. Evidence for transcriptional regulation of the urea transporter in the gill of the gulf toadfish, Opsanus beta, Comp. Biochem. Physiol. Part B: Biochemistry and Molecular Biology 160: 72-80.

(202) Laberge, T. and P.J. Walsh. 2011. Phylogenetic aspects of carbamoyl phosphate synthetases in lungfish: a transitional enzyme in transitional fishes. Comp. Biochem. Physiol. Part D: Genomics and Proteomics 6:187-194.
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2010
(201) Barimo, J.F., P.J.Walsh and M.D. McDonald. 2010. Diel patterns of nitrogen excretion, plasma constituents and behavior in the gulf toadfish (Opsanus beta) in laboratory versus outdoor mesocosm settings. Physiol. Biochem. Zool. 83: 958-972.

(200) Lewis, J.M., T.S. Hori, M.L. Rise, P.J. Walsh and S. Currie. 2010. Transcriptomic responses to heat stress in red blood cells of rainbow trout (Oncorhynchus mykiss), Physiol. Genomics 42: 361-373.

(199) Perry, S.F., M.H. Braun, M. Noland, J. Dawdy and P.J. Walsh. 2010. Do zebrafish Rh proteins act as dual ammonia - CO2 channels? J. Exp. Zool., 313A: 618-621.

(198) Wood, C.M., M. Grosell, M.D. McDonald, R.C. Playle and P.J. Walsh. 2010. Effects of waterborne silver in a marine teleost, the gulf toadfish (Opsanus beta): effects of feeding and chronic exposure on bioaccumulation and physiological responses. Aq. Toxicol. 99: 138-148.

(197) Fiedler, T.J., A Hudder, S.J. McKay, S. Shivkumar, T.R. Capo, M.C. Schmale and P.J. Walsh. 2010. The transcriptome of early life history stages of the California sea hare, Aplysia californica, Comp. Biochem. Physiol. Part D: Genomics and Proteomics. 5: 165-170.

(196) McDonald, M.D., K.M. Gilmour, P.J. Walsh and S.F. Perry. 2010. Cardiovascular and respiratory reflexes of the gulf toadfish, Opsanus beta, during acute hypoxia: the role of 5-HT2 receptors, Respir. Physiol. Neurobiol. 170: 59-66.

(195) Wood, C.M., P.J. Walsh, M. Kajimura, G.C. McClelland and S.F. Chew. 2010. The influence of feeding and fasting on plasma metabolites in the dogfish shark (Squalus acanthias), Comp. Biochem. Physiol. Part A: Molecular and Integrative Physiology 155A: 435-444.
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2009
(194) Wilson, R.W., F.J. Millero, J.R. Taylor, P.J. Walsh, V. Christensen, S. Jennings and M. Grosell. 2009. Contribution of fish to the marine inorganic carbon cycle. Science 323: 359-362.

(193) Esbaugh, A. and P.J. Walsh. 2009. Identification of two glucocorticoid response elements in the promoter region of the ubiquitous isoform of glutamine synthetase in gulf toadfish, Opsanus beta. Am. J. Physiol. Regulatory Integrative Comp. Physiol. 297: R1075-R1081.

(192) Garcia, E.M., J.F. Barimo, J.E. Serafy and P.J. Walsh. 2009. Age and growth of the gulf toadfish, Opsanus beta, based on otolith increment analysis, J. Fish Biol. 75: 1750-1761.

(191) Matey, V, C.M. Wood, W. Dowd, D. Kültz and P.J. Walsh. 2009. Morphology of the rectal gland of the spiny dogfish (Squalus acanthias) shark in response to feeding, Can. J. Zool. 87: 440-452.

(190) Laberge, T., P.J. Walsh and M.D. McDonald.  2009. Effects of crowding on gene expression and enzymes of ornithine-urea cycle enzymes in the gulf toadfish (Opsanus beta), J. Exp. Biol. 212: 2394-2402.

(189) Rodela, T., M.D. McDonald, P.J. Walsh and K.M. Gilmour. 2009. Cortisol receptor interactions and urea excretion in gulf toadfish (Opsanus beta), J. Exp. Biol. 212: 1849-1858.

(188) Rodela, T., K.M. Gilmour, P.J. Walsh and M.D McDonald. 2009. Characterization of urea transport in gill basolateral membrane vesicles of gulf toadfish (Opsanus beta), Am. J. Physiol. Regulatory Integrative Comp. Physiol. 297: 313-322.

(187) Weihrauch, D, M.P. Wilkie and P.J. Walsh. 2009. Ammonia and urea transporters in gills of fish and aquatic crustaceans. J. Exp. Biol. 212: 1716-1730.

(186) Wood, C.M., A.G. Schultz, S. Munger and P.J. Walsh. 2009. Using omeprazole to link the components of the postprandial alkaline tide in the spiny dogfish, Squalus acanthias. J. Exp. Biol. 212: 684-692.

(185) McDonald, M.D., B. Vulesivic, S.F. Perry and P.J. Walsh. 2009. Urea transporter and glutamine synthetase regulation and localization in gulf toadfish gill. J. Exp. Biol. 212: 704-712.
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2008
(184) Veauvy, C.M., P.J. Walsh and M.D. McDonald. 2008. Effect of elevated ammonia on tissue nitrogen metabolites in the ureotelic gulf toadfish (Opsanus beta) and the ammoniotelic midshipman (Porichthys notatus). Physiol. Biochem. Zool. 82: 345-352.

(183) Ludwig, A.N. and P.J. Walsh. 2008. Multiple mating, sperm storage and mating preference in Aplysia californica. Biol. Bull. 215: 265-271.

(182) Wood, C.M., M. Kajimura, T.P. Mommsen and P.J. Walsh. 2008. Is the alkaline tide a signal to activate metabolic or ionoregulatory enzymes in the dogfish shark (Squalus acanthias)? Physiol. Biochem. Zool. 81: 278-287.

(181) Kajimura, M, P.J. Walsh, C.M. Wood. 2008. The dogfish shark (Squalus acanthias) maintains osmolyte balance during long-term starvation. J. Fish Biol. 72: 656-670.

(180) Dowd, W.W., Wood, C.M., Kajimura, M., Walsh, P.J. and Kültz, D. 2008. Natural feeding influences protein expression in the dogfish shark rectal gland: a proteomic analysis. Comp. Biochem. Physiol. Part D: Genomics and Proteomics 3: 118-127.
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2007
(179) McDonald, M.D. and P.J. Walsh. 2007. Aglomerular kidney function when challenged with exogenous MgSO4 loading or environmental MgSO4 depletion. J, Exp. Zool. 307A: 676-687.

(178) De Boeck, G., J. Hattink, N.M. Franklin, C.P.  Bucking, S. Wood. P.J. Walsh, and C.M. Wood. 2007. Copper toxicity in the spiny dogfish (Squalus acanthias): urea loss contributes to osmoregulatory disturbance. Aq. Toxicol. 84: 133-141.

(177) Bianchini, A., R. Playle, C.M. Wood and P.J. Walsh. 2007. Silver accumulation in marine invertebrates. Aq. Toxicol. 84: 182-189.

(176) Hudder, A., W. Song, K.E. O’Shea and P.J. Walsh. 2007. Toxicogenomic evaluation of microcystins treated with ultrasonic irradiation, Toxicol. Appl. Pharmacol. 220: 357-364.

(175) Wood, C.M., M. Kajimura, C. Bucking and P.J. Walsh. 2007. Osmoregulation, ionoregulation, and acid-base regulation by the gastrointestinal tract after feeding in the Elasmobranch (Squalus acanthias). J. Exp. Biol. 210: 1335-1349.

(174) Wood, C.M., M. Kajimura, K.A. Sloman, G.R. Scott, S.L.R. Wood, P.J. Walsh, V.M.F. Almeida-Val, and A.L. Val. 2007. Rapid regulation of Na+ fluxes and ammonia excretion in response to severe environmental hypoxia in the amazonian oscar, Astronotus ocellatus, Am. J. Physiol. 292: R2048-R2058.

(173) Barimo, J.F., J.E. Serafy, P.E. Frezza and P.J. Walsh. 2007. Habitat use, urea production and spawning in the gulf toadfish Opsanus beta. Mar. Biol. 150: 497-508.

(172) Lindley, T., T. Laberge, A. Hall, D. Hewett-Emmett, P.J. Walsh and P.M. Anderson. 2007. Sequence, expression and evolutionary relationships of carbamoyl phosphate synthetase I in the toad, Xenopus laevis. J. Exp. Zool. 307A: 163-175.

(171) Walsh, P.J., C.M. Veauvy, M.D. McDonald, L.T. Buck and M.P. Wilkie. 2007. Piscine insights into comparisons of anoxia tolerance, ammonia toxicity, stroke and hepatic encephalopathy. Comp. Biochem. Physiol. 147A: 332-343.

(170) McDonald, M.D., K.M. Gilmour, J.F. Barimo, P.E. Frezza, P.J. Walsh and S.F. Perry. 2007. Is urea pulsing in toadfish related to environmental O2 or CO2 levels? Comp. Biochem. Physiol. 146A: 366-374.
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2006
(169) Barimo, J.F. and P.J. Walsh. 2006. Use of urea as a chemosensory cloaking molecule by a bony fish. J. Exp. Biol. 209: 4254-4261.

(168) McDonald, M.D., C.P. Smith and P.J. Walsh. 2006. The physiology and evolution of urea transport in fish. J. Memb. Biol. 212: 93-107.

(167) Grosell, M. and P.J. Walsh. 2006. Benefits from the sea: sentinel species and animal models of human health. Oceanography 19: 126-133.

(166) Walsh, P.J., M. Kajimura, T.P. Mommsen and C.M. Wood. 2006. Metabolic organization and effects of feeding on enzyme activities of the dogfish shark (Squalus acanthias) rectal gland.  J. Exp. Biol. 209: 2929-2938.

(165) Nichols, J.W., S. Brown, C.M. Wood, P.J. Walsh and R.C. Playle. 2006. Influence of salinity and organic matter on silver accumulation in gulf toadfish (Opsanus beta). Aq. Toxicol. 78: 253-261.

(164) Wilkie, M.P., J.F. Claude, A. Cockshutt, J.A. Holmes, Y.S. Wang, J.H. Youson and P.J. Walsh. 2006. Metamorphosis, parasitism and natural starvation in the sea lamprey (Petromyzon marinus): effects on nitrogen excretion, amino acid catabolism capacity and ureogenesis. Physiol. Biochem. Zool. 79: 885-898.

(163) Kajimura, M., P.J. Walsh, T.P. Mommsen and C.M. Wood. 2006. The dogfish shark (Squalus acanthias) increases both hepatic and extrahepatic ornithine urea cycle enzyme activities for nitrogen conservation after feeding. Physiol. Biochem. Zool. 79: 602-613.

(162) Fleming, L.E, Broad, K., Clement, A., Dewailly, E. Elmir, S., Knap, A., Pomponi, S., Smith, S, Solo-Gabriele, and P.J. Walsh, 2006.  Oceans and human health: Emerging public health risks in the marine environment. Mar. Poll. Bull. 53: 545-560.

(161) Idrisi, N., A. Hudder, J.F. Barimo, T. Capo and P.J. Walsh. 2006. Rates of nitrogen excretion and oxygen consumption in the California sea hare, Aplysia californica. Bull. Mar. Sci. 79: 231-237.
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2005
(160) Wood, C.M., P.J. Walsh, S.F. Chew and Y.K. Ip. 2005. Ammonia tolerance in the slender lungfish (Protopterus dolloi): the importance of environmental acidification. Can. J. Zool. 83: 507-517.

(159) Barimo, J.F. and P.J. Walsh. 2005. The effects of acute and chronic ammonia exposure on early life stages of the gulf toadfish, Opsanus beta. Aq. Toxicol. 75: 225-237.

(158) Wood, C.M., P.J. Walsh, S.F. Chew and Y.K. Ip. 2005. Greatly elevated urea excretion after air-exposure appears to be carrier-mediated in the slender lungfish (Protopterus dolloi). Physiol. Biochem. Zool. 78: 893-907.

(157) Veauvy, C.M., M.D.McDonald, J. Van Audekerke, G. Vanhoutte, N. Van Camp, A. Van der Linden, P.J. Walsh. 2005. Ammonia affects brain nitrogen metabolism but not hydration status in the gulf toadfish (Opsanus beta). Aq. Toxicol. 74: 32-46.

(156) *Wood, C.M., M. Kajimura, T.P. Mommsen and P.J. Walsh. 2005. Alkaline tide and nitrogen conservation after feeding in the Elasmobranch (Squalus acanthias). J. Exp. Biol. 208: 2693-2705. *Selected as a JEB 2005 Highlight

(155) Sloman, K.A., M.D. McDonald, J.F. Barimo, O. Lepage, S. Winberg, C.M. Wood and P.J. Walsh. 2005. The role of pulsatile urea excretion in the gulf toadfish, Opsanus beta, as a social signal. Physiol. Biochem. Zool. 78:724-735.

(154) Medina, M., T. Collins and P.J. Walsh. 2005. Phylogeny of sea hares in the genus Aplysia based on mitochondrial DNA sequence data. Bull. Mar. Sci. 76: 691-698.

(153) Mensinger, A.F., P.J. Walsh and R.T. Hanlon. 2005. Blood biochemistry of the toadfish Opsanus tau, J. Aq. An. Health 17: 170-176.

(152) Bianchini, A., R. Playle, C.M. Wood and P.J. Walsh. 2005. Mechanisms of acute silver toxicity in marine invertebrates. Aq. Toxicol. 72: 67-82.
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2004
(151) McDonald, M.D., C.M. Wood, M. Grosell and P.J. Walsh. 2004. Glucocorticoid receptors are involved in the regulation of the toadfish urea transporter (tUT). J. Comp. Physiol. 174B: 649-658.

(150) Wood, C.M., M.D. McDonald, P. Walker, M. Grosell, J.F. Barimo, R.C. Playle and P.J. Walsh. 2004. Bioavailability of silver and its relationship to ionoregulation and silver speciation across a range of salinities in the euryhaline gulf toadfish (Opsanus beta). Aq. Toxicol. 70: 137-157.

(149) Walsh, P.J., Z. Wei, C.M. Wood, S.F. Chew and Y.K. Ip. 2004. Nitrogen metabolism and excretion in the grunting toadfish, Allenbatrachus grunniens (L): effects of pH, ammonia loading and variable salinity. J. Fish Biol. 65: 1392-1411.

(148) Ludwig, A.N. and P.J. Walsh. 2004. Sperm storage and use in laboratory reared Aplysia californica, a simultaneous hermaphrodite. Mar. Biol. 145: 727-732.

(147) Wilson, P.J., C.M. Wood, P.J. Walsh, A.N. Bergman, H.L. Bergman, P. Laurent and B.N.White. 2004. Discordance between genetic structure and morphological, ecological and physiological adaptation in Lake Magadi tilapia. Physiol. Biochem. Zool. 77: 537-555.

(146) Barimo, J.F., S.L. Steele, P.A. Wright and P.J. Walsh. 2004. The ontogeny of urea synthesis and excretion in the gulf toadfish, Opsanus beta. J. Exp. Biol. 207: 2011-2020.

(145) McDonald, M.D. and P.J. Walsh. 2004. 5-HT2A-like receptors are involved in triggering pulsatile urea excretion in the gulf toadfish (Opsanus beta). J. Exp. Biol., 207: 2003-2010.

(144) Grosell, M., M.D. McDonald, C.M. Wood and P.J. Walsh. 2004. Effects of prolonged copper exposure in the marine gulf toadfish (Opsanus beta). I. Hydromineral balance and plasma nitrogenous waste products. Aq. Toxicol. 68: 249-262

(143) Grosell, M., M.D. McDonald, P.J. Walsh and C.M. Wood. 2004. Effects of prolonged copper exposure in the marine gulf toadfish (Opsanus beta). II. Copper accumulation, drinking rate and Na+/K+–ATPase activity in osmoregulatory tissues. Aq. Toxicol. 68: 263-275.
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2003
(142) Rodicio, L.P., L. Sternberg, and P.J. Walsh. 2003. Metabolic fate of excess 15NH4Cl in the gulf toadfish (Opsanus beta). Comp. Biochem. Physiol. 136C: 157-164.

(141) Bergman, A.N., P. Laurent, G. Owiti, H.L. Bergman, P.J. Walsh, P. Wilson and C.M. Wood. 2003. Physiological adaptations of the gut in the Lake Magadi tilapia, Alcolapia grahami, in an alkaline, saline environment with conditions of high pH and temperature. Comp. Biochem. Physiol. 136A: 701-715.

(140) Jaenicke, E., P.J. Walsh and H. Decker. 2003. Isolation and characterization of Haemoporin, an abundant hemolymph protein from Aplysia californica. Biochem. J. 375: 681-688.

(139) Glover, C.N., S. Balesaria, G.D. Mayer, E.D. Thompson, P. J. Walsh and C. Hogstrand. 2003. Intestinal zinc uptake in the marine teleosts, squirrelfish (Holocentrus ascensionis) and gulf toadfish (Opsanus beta). Physiol. Biochem. Zool. 76: 321-330.

(138) Capo, T. R., L. A. Fieber, D. L. Stommes, and P. J. Walsh. 2003. Reproductive output in the hatchery-reared California sea hare at different stocking densities. Contemp. Topics Lab. An. Sci. 42: 31-35.

(137) Walsh, P.J., R.J. Bookman, J. Zaias, G.D. Mayer, W. Abraham, A. Bordelais, D.G. Baden. 2003. Toxicogenomic effects of marine brevetoxins in liver and brain of mouse. Comp. Biochem. Physiol. 136B: 173-182.

(136) Wood, C.M., M.D. McDonald, L. Sundin, P. Laurent and P.J. Walsh. 2003. Pulsatile urea excretion in the gulf toadfish: mechanisms and control. Comp. Biochem. Physiol. 136B: 667-684.

(135) Grosell, M., C.M. Wood and P.J. Walsh. 2003. Copper homeostasis and toxicity in the elasmobranch Raja erinacea and the teleost Myoxcephalus octodecemspinosus during exposure to elevated water-borne copper. Comp. Biochem. Physiol. 135C: 179-190.

(134) Wang, Y.S., R.J. Gonzalez, M.L. Patrick, M. Grosell, C. Zhang, Q. Feng, J.Z. Du, P.J. Walsh and C.M. Wood. 2003. Unusual physiology of scale-less carp, Gymnocypris przewalskii, in Lake Qinghai: a high altitude alkaline saline lake. Comp. Biochem. Physiol. 134A: 409-421.

(133) *Walsh, P.J., G.D. Mayer, M. Medina, M.L. Bernstein, J.F. Barimo, and T.P. Mommsen. 2003. A second glutamine synthetase gene with expression in the gills of the gulf toadfish (Opsanus beta). J. Exp. Biol. 206: 1523-1533. *Selected as a JEB 2003 Highlight

(132) Thompson, E.D., G.D. Mayer, S. Balesaria, P.J. Walsh and C. Hogstrand. 2003. Physiology and endocrinology of zinc accumulation during the female squirrelfish reproductive cycle. Comp. Biochem. Physiol. 134A: 819-828.

(131) Seibel, B.A. and P.J. Walsh. 2003. Biological impacts of deep-sea carbon dioxide injection inferred from indices of physiological performance. J. Exp. Biol. 206: 641-650.

(130) Moeri, O, L. Sternberg, L.P. Rodicio and P.J. Walsh. 2003. Direct effects of ambient ammonia on the nitrogen isotope ratios of fish tissues.  J. Exp. Mar. Biol. Ecol. 282:  61-66.

(129) McDonald, M.D., C.M. Wood, M. Grosell and P.J. Walsh. 2003. Branchial and renal handling of urea in the gulf toadfish, Opsanus beta: effect of exogenous urea loading. Comp. Biochem. Physiol. 134A: 763-776.
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2002
(128) Wood, C.M., P. Wilson, H.L. Bergman, A.N. Bergman, P. Laurent, G. Otiang’a-Owiti and P.J. Walsh. 2002. Obligatory urea production and the cost of living in the Magadi tilapia revealed by acclimation to reduced salinity and alkalinity. Physiol. Biochem. Zool. 75: 111-122.

(127) Wood, C.M., P. Wilson, H.L. Bergman, A.N. Bergman, P. Laurent, G. Otiang’a-Owiti and P.J. Walsh. 2002. Ionoregulatory strategies and the role of urea in the Magadi tilapia (Alcolapia grahami). Can. J. Zool. 80: 503-515.

(126) Veauvy, C.M., Y. Wang, P.J. Walsh and M.A. Pérez-Pinzón. 2002. Comparison of the effects of ammonia on brain mitochondrial function in rat and toadfish (Opsanus beta). Am. J. Physiol. 283:R598-603.

(125) Thorgaard, G.H., G.S. Bailey, D. Williams, D.R. Buhler, S.L. Kaattari, S.S. Ristow, J.D. Hansen, J.R. Winton, J.L. Bartholomew, J.J. Nagler, P.J. Walsh, M.M. Vijayan, R.H. Devlin, R.W. Hardy, K.E. Overturf, W.P. Young, B.D. Robison, C. Rexroad III, Y. Palti. 2002. Status and opportunities for genomics research with rainbow trout. Comp. Biochem. Physiol. 133B: 609-646.

(124) Thompson, E.D., G.D. Mayer, P.J. Walsh and C. Hogstrand. 2002. Sexual maturation and reproductive zinc physiology in the female squirrelfish. J. Exp. Biol. 205: 3367-3376.

(123) Seibel, B.A. and P.J. Walsh. 2002. Trimethylamine oxide accumulation in marine animals: relationship to acylglycerol storage. J. Exp. Biol. 205: 297-306.

(122) McDonald, D.M., P.J. Walsh and C.M. Wood. 2002. Transport physiology of the urinary bladder in teleosts: a suitable model for renal urea handling? J. Exp. Zool. 292: 604-617.

(121) McDonald, D.M., P.J. Walsh and C.M. Wood. 2002. Branchial and renal excretion of urea and urea analogues in the plainfin midshipman, Porichthys notatus. J. Comp. Physiol. 172B: 699-712.

(120) Capo, T.R., L.A. Fieber, D.L. Stommes and P.J. Walsh. 2002. The effect of stocking density on growth rate and maturation time in laboratory-reared California sea hares (Aplysia californica; Mollusca: Gastropoda). Cont. Top. Lab. An. Sci. 41: 18-23.
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2001
(119) Seibel, B.A. and P.J. Walsh. 2001. Carbon cycle. Potential impacts of CO2 injection on deep-sea biota. Science 294: 319-320.

(118) Walsh, P.J., M. Grosell, G.G. Goss, P. Laurent, H.L. Bergman, A.N. Bergman, P. Wilson, P. Laurent, S. Alper, C.P. Smith, C. Kamunde and C.M. Wood. 2001. Physiological and molecular characterization of urea transport by the gills of the Lake Magadi tilapia (Alcolapia grahami). J. Exp. Biol. 204: 509-520.

(117) Wood, C.M., J.M. Warne, Y. Wang, M.D. McDonald, R.J. Balment, P. Laurent and P.J. Walsh. 2001. Do circulating plasma AVT and/or cortisol levels control pulsatile urea excretion in the gulf toadfish (Opsanus beta)? Comp. Biochem. Physiol. 129A: 859-872.

(116) Walsh, P.J., Y. Wang, C.E. Campbell, G.DeBoeck and C.M. Wood. 2001. Nitrogen excretion patterns and gill expression of urea transporters in various species of marine fish. Mar. Biol. 139: 839-844.

(115) Thompson, E.D., P.-E. Olsson, G.D. Mayer, P.J. Walsh, C. Haux, E. Burge and C. Hogstrand. 2001. Effects of 17β-estradiol on levels and distribution of metallothionein and zinc in squirrelfish. Am. J. Physiol. 280: R527-R535.

(114) Medina, M., T.M. Collins and P.J. Walsh. 2001. mtDNA ribosomal gene phylogeny of sea hares in the genus Aplysia (Gastropoda, Opisthobranchia, Anaspidea): implications for comparative neurobiology. Systematic Biology 50: 676-688.

(113) Laurent, P., C.M. Wood., Y. Wang, S.F. Perry, K. Gilmour, P. Pärt, C. Chevalier, M. West and P.J. Walsh. 2001. Intracellular vesicular trafficking in the gill epithelium of urea-excreting fish. Cell Tissue Res. 303: 197-210.
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2000
(112) Walsh, P.J., M. Heitz, C.E. Campbell, G.J. Cooper, M. Medina, Y. S. Wang, G.G. Goss, V.
Vincek, C.M. Wood and C.P. Smith. 2000. Molecular characterization of a urea transporter in the gill of the gulf toadfish (Opsanus beta). J. Exp. Biol. 203: 2357-2364.

(111) Medina, M. and P.J. Walsh. 2000. Comparison of four mendelian loci of the California sea hare (Aplysia californica) from populations of the Coast of California and the Sea of Cortez. Mar. Biotechnol. 2: 449-455.

(110) Freshwater, D.W., C. Kyhn-Hansen, S.K. Sarver and P.J. Walsh. 2000. Phylogeny of Opsanus spp. (Batrachoididae) inferred from multiple mitochondrial-DNA sequences. Mar. Biol. 136: 961-968.

(109) Kong, H., N. Kahatapitiya, K. Kingsley, W.L. Salo, P.M. Anderson, Y. Wang and P.J. Walsh. 2000. Induction of carbamoyl-phosphate synthetase III and glutamine synthetase mRNA during confinement stress in the gulf toadfish (Opsanus beta). J. Exp. Biol. 203: 311-320.

(108) McDonald, M.D., Wood, C.M., Wang, Y.S. and Walsh, P.J. 2000. Differential branchial and renal handling of urea, acetamide and thiourea in the gulf toadfish, Opsanus beta: evidence for two transporters. J. Exp. Biol. 203: 1027-1037.

(107) Wang, Y.S. and P.J. Walsh. 2000. High ammonia tolerance in fishes of the Family Batrachoididae (toadfish and midshipmen). Aq. Toxicol. 50: 205-219.

(106) Medina, M. and P.J. Walsh. 2000. Molecular systematics of the order Anaspidea based on mitochondrial DNA sequence (12S, 16S and COI). Molecular Phylogenetics and Evolution 15: 41-58.

(105) Sarver, S.K., D.W. Freshwater and P.J. Walsh. 2000. The occurence of the Brazilian sub-species of the spiny lobster (Panulirus argus westonii) in Florida waters. Fish. Bull. 98: 870-873.
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1999
(104) Hopkins, T.E., C.M. Wood and P.J. Walsh. 1999. Nitrogen metabolism and excretion in an intertidal population of the gulf toadfish (Opsanus beta). Mar. Freshw. Behav. Physiol. 33: 21-34.

(103) Lindley, T.E., C.L. Scheiderer, P.J. Walsh, C.M. Wood, H.L. Bergman, A.N. Bergman, P. Laurent, P. Wilson and P.M. Anderson. 1999. Muscle as a primary site of urea cycle enzyme activity in an alkaline lake-adapted tilapia, Oreochromis alcalicus grahami. J. Biol. Chem. 274: 29858-29861.

(102) Walsh, P.J., M.E. Handel-Fernandez and V. Vincek. 1999. Characterization and sequencing of glutamine synthetase cDNA from liver of the ureotelic gulf toadfish (Opsanus beta). Comp. Biochem. Physiol. B. 124: 251-259.

(101) Wood, C.M., C.L. Milligan, and P.J. Walsh. 1999. Renal responses of trout to chronic respiratory and metabolic acidosis and metabolic alkalosis. Am. J. Physiol. 277: R482-R492.

(100) Wilkie, M.P., Y. Wang, P.J. Walsh and J.H. Youson. 1999. Urea excretion and production by the larvae of a phylogenetically ancient vertebrate: the sea lamprey (Petromyzon marinus). Can. J. Zool. 77: 707-715.

(99) Pärt, P., C.M. Wood, K.M. Gilmour, S.F. Perry, P. Laurent, J. Zadunaisky and P.J. Walsh. 1999. Urea and water permeability in the ureotelic gulf toadfish (Opsanus beta). J. Exp. Zool. 283: 1-12.
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1998
(98) Fiedler, T.J., M.E. Clarke and P.J. Walsh. 1998. Condition of laboratory-reared and wild-caught larval Atlantic menhaden, Brevoortia tyrannus, as indicated by enzyme activities. Mar. Ecol. Prog. Ser. 175: 51-66.

(97) Perry, S.F., K.M. Gilmour, C.M. Wood, P. Pärt, P. Laurent and P.J. Walsh. 1998. The effects of arginine vasotocin and catecholamines on nitrogen excretion and the cardiorespiratory physiology of the gulf toadfish, Opsanus beta. J. Comp. Physiol. B. 168: 461-472.

(96) Gilmour, K.M., S.F. Perry, C.M. Wood, R.P. Henry, P. Laurent, P. Pärt and P.J. Walsh. 1998. Nitrogen excretion and the cardiorespiratory physiology of the gulf toadfish, Opsanus beta. Physiol. Zool. 71: 492-505.

(95) Julsrud, E.A., P. J. Walsh and P.M. Anderson. 1998. N-acetyl-L-glutamate and the urea cycle in gulf toadfish (Opsanus beta) and other fish. Arch. Biochem. Biophys. 350: 55-60.

(94) Linton, T.K., I.J. Morgan, P.J. Walsh and C.M. Wood. 1998. Chronic exposure of rainbow trout to simulated warming and sublethal ammonia: a year-long study of their appetite, growth, and energetics. Can. J. Fish. Aq. Sci. 55: 576-586.

(93) Wood, C.M., K.M. Gilmour, S.F. Perry, P. Pärt, P. Laurent and P.J. Walsh. 1998. Pulsatile urea excretion in gulf toadfish (Opsanus beta): evidence for activation of a specific facilitated diffusion transport system. J. Exp. Biol. 201: 805-817.

(92) Sarver, S.K., J.D. Silberman and P.J. Walsh. 1998. Mitochondrial DNA sequence evidence supports the existence of two subspecies or species of the Florida spiny lobster Panulirus argus (Latrielle). J. Crust. Biol. 118: 177-186.

(91) Maina, J.N., C.M. Wood, T.E. Hopkins, C. Hogstrand, Y.-H. Luo, P.D.L. Gibbs and P.J. Walsh. 1998. Morphology and function of the axillary organ of the gulf toadfish, Opsanus beta (Goode and Bean). Comp. Biochem. Physiol. 119A: 17-26.
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1997
(90) Washburn, B.S., K.S. Rein, D.G. Baden, P.J. Walsh, D.E. Hinton, K. Tullis and M.S. Denison. 1997. Brevetoxin-6 (PbTx-6), a non-aromatic marine neurotoxin, is a ligand of the aryl hydrocarbon receptor. Arch. Biochem. Biophys. 343: 149-156.

(89) Henry, R.P. and P.J. Walsh. 1997. Mitochondrial citrulline synthesis in the ureagenic toadfish, Opsanus beta is dependent on carbonic anhydrase activity and glutamine transport. J. Exp. Zool. 279: 521-529.

(88) Hopkins, T.E., J.E. Serafy and P.J. Walsh. 1997. Field studies on the ureogenic gulf toadfish, Opsanus beta (Goode and Bean) in a subtropical bay. II. Nitrogen excretion physiology. J. Fish Biol. 50: 1271-1284.

(87) Serafy, J.E., T.E. Hopkins and P.J. Walsh. 1997. Field studies on the ureogenic gulf toadfish, Opsanus beta (Goode and Bean) in a subtropical bay. I. Patterns of abundance, size composition and growth. J. Fish Biol. 50: 1258-1270.

(86) Wood, C.M., T.E. Hopkins and P.J. Walsh. 1997. Pulsatile urea excretion in the toadfish (Opsanus beta) is due to a pulsatile excretion mechanism, not a pulsatile production mechanism. J. Exp. Biol. 200: 1039-1046.

(85) Walsh, P.J. 1997. Evolution and regulation of ureogenesis and ureotely in (batrachoidid) fishes. Ann. Rev. Physiol. 59: 299-323.
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1996
(84) Maina, J.N., S.M. Kisia, C.M. Wood, A. Narahara, H.L. Bergman, P. Laurent and P.J. Walsh. 1996. A comparative allometric study of the morphometrics of the gills of a hyperosmotic adapted cichlid fish, Oreochromis alcalicus grahami of Lake Magadi, Kenya. Int. J. Salt Lake Res. 5: 131-156.

(83) Hogstrand, C., N.J. Gassman, B. Popova, C.M. Wood and P.J. Walsh. 1996. The physiology of massive zinc accumulation in the liver of female squirrelfish and its relation to reproduction. J. Exp. Biol. 199: 2543-2554.

(82) Walsh, P.J. 1996. Purification and properties of hepatic glutamine synthetases from the ureotelic gulf toadfish, Opsanus beta. Comp. Biochem. Physiol. 115B: 523-532.

(81) Washburn, B.S., C.X. Vines, D.G. Baden, D.E. Hinton and P.J. Walsh. 1996. Differential effects of brevetoxin and ß-naphthoflavone on xenobiotic metabolizing enzymes in striped bass (Morone saxitalis). Aq. Toxicol. 35: 1-10.

(80) Narahara, A.B., H.L. Bergman, P. Laurent, J.N. Maina, P.J. Walsh and C.M. Wood. 1996. Respiratory physiology of the Lake Magadi Tilapia (Oreochromis alcalicus grahami) a fish adapted to a hot, alkaline, and frequently hypoxic environment. Physiol. Zool. 69: 1114-1136.

(79) Sarver, S.K., D.W. Freshwater and P.J. Walsh. 1996. Phylogenetic relationships of western Atlantic snappers (Family Lutjanidae) based on mitochondrial DNA sequences. Copeia 1996: 715-721.

(78) Walsh, P.J. and C.M. Wood. 1996. Interactions of urea transport and synthesis in hepatocytes of the gulf toadfish, Opsanus beta. Comp. Biochem. Physiol. 113B: 411-416.

(77) Perry, S.F., C.M. Wood, P.J. Walsh and S. Thomas. 1996. Fish red blood cell carbon dioxide excretion in vitro: a comparative study. Comp. Biochem. Physiol. 113A: 121-130.
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1995
(76) Hopkins, T.E., C.M. Wood and P.J. Walsh. 1995. Interactions of cortisol and nitrogen metabolism in the ureogenic gulf toadfish, Opsanus beta. J. Exp. Biol. 198: 2229-2235.

(75) Laurent, P., J.N. Maina, H.L. Bergman, A. Narahara, P.J. Walsh and C. M. Wood. 1995. Gill structure of a fish from an alkaline lake: effect of short-term exposure to neutral conditions. Can. J. Zool. 73: 1170-1181.

(74) Wood, C.M., T.E. Hopkins, C. Hogstrand and P.J. Walsh. 1995. Pulsatile urea excretion in the ureagenic toadfish, Opsanus beta: an analysis of rates and routes. J. Exp. Biol. 198: 1729-1741.

(73) Walsh, P.J. and C.L. Milligan. 1995. Effects of feeding and confinement on nitrogen metabolism and excretion in the gulf toadfish Opsanus beta. J. Exp. Biol. 198: 1559-1566.

(72) Anderson, P.M. and P.J. Walsh. 1995. Subcellular localization and biochemical properties of the enzymes of carbamoyl phosphate and urea synthesis in the Batrachoidid fishes, Opsanus beta, Opsanus tau and Porichthys notatus. J. Exp. Biol. 198: 755-766.
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1994
(71) Silberman, J.D., S. K. Sarver and P.J. Walsh. 1994. Mitochondrial DNA variation in seasonal cohorts of spiny lobster (Panulirus argus) postlarvae. Molec. Mar. Biol. Biotechnol. 3: 165-170.

(70) Wood, C.M., S.F. Perry, P.J. Walsh and S. Thomas. 1994. HCO3- dehydration by the blood of an elasmobranch in the absence of a Haldane effect. Respir. Physiol. 98: 319-337.

(69) Walsh, P.J., C.M. Wood, S.F. Perry and S. Thomas. 1994. Urea transport by hepatocytes and red blood cells of selected elasmobranch and teleost fishes. J. Exp. Biol. 193: 321-335.

(68) Silberman, J.D., S.K. Sarver and P.J. Walsh. 1994. Mitochondrial DNA variation and population structure in the spiny lobster, Panulirus argus. Mar. Biol. 120: 601-608.

(67) Kennedy, C.J. and P.J. Walsh. 1994. The effects of temperature on the uptake and metabolism of Benzo[a]pyrene in isolated gill cells of the gulf toadfish, Opsanus beta. Fish Physiol. Biochem. 13: 93-103.

(66) Washburn, B.S., D.G. Baden, N.J. Gassman and P.J. Walsh. 1994. Metabolism of brevetoxin by marine teleosts: tissue distribution and cytochrome P450-dependent enzyme system induction. Toxicon 32: 799-805.

(65) Walsh, P.J., B.C. Tucker and T.E. Hopkins. 1994. Effects of confinement/crowding on ureogenesis in the gulf toadfish Opsanus beta. J. Exp. Biol. 191: 195-206.

(64) Wood, C.M., H.L. Bergman, P. Laurent, J.N. Maina, A. Narahara and P.J. Walsh. 1994. Urea production, acid-base regulation, and their interactions in the Lake Magadi Tilapia, a unique teleost adapted to a highly alkaline environment. J. Exp. Biol. 189: 13-36.

(63) Henry, R.P., C.E. Booth, F.H. Lallier and P.J. Walsh. 1994. Post-exercise lactate production and metabolism in three species of aquatic and terrestrial decapod crustaceans. J. Exp. Biol. 186: 215-234.
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1993
(62) Chow, S., M.E. Clarke and P.J. Walsh. 1993. PCR-RFLP analysis on thirteen western Atlantic snapper species (subfamily Lutjaninae): a simple method for species and stock identification. Fish. Bull. U.S. 91: 619-627.

(61) Barber, M.L. and P.J. Walsh. 1993. Interactions of acid-base status and nitrogen excretion and metabolism in the ureogenic teleost, Opsanus beta. J. Exp. Biol. 185: 87-105.

(60) Walsh, P.J., H. L. Bergman, A. Narahara, C. M. Wood, P.A. Wright, D.J. Randall, J.N. Maina and P. Laurent. 1993. Effects of ammonia on survival, swimming, and activities of enzymes of nitrogen metabolism in the Lake Magadi tilapia, Oreochromis alcalicus grahami. J. Exp. Biol. 180: 323-327.

(59) Clarke, M.E. and P.J. Walsh. 1993. Effect of nutritional status on citrate synthase activity in the copepods Acartia tonsa and Temora longicornis. Limnol. Oceanog. 38: 414-418.

(58) Walsh, P.J. and C.L. Milligan. 1993. Roles of buffering capacity and pentose phosphate pathway activity in the function of the gas gland of the gulf toadfish, Opsanus beta.  J. Exp. Biol. 176: 311-316.
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1992
(57) Walsh, P.J. and T.P. Mommsen. 1992. pHi regulation and metabolic interactions in hepatic tissues. J. Exp. Zool. 263: 176-185.

(56) Lallier, F.H. and P.J. Walsh. 1992. In vitro metabolism of isolated hepatopancreas cells from the blue crab (Callinectes sapidus) in simulated post-exercise and hypoxic conditions. Physiol. Zool. 65: 712-723.

(55) Chow, S. and P.J. Walsh. 1992. Biochemical and morphometric analyses for phylogenic relationships between seven snapper species (subfamily Lutjaninae) of the western Atlantic. Bull. Mar. Sci. 50: 508-519.

(54) Mommsen, T.P. and P.J. Walsh. 1992. Biochemical and environmental perspectives on nitrogen metabolism in fishes. Experientia 48: 583-593.

(53) Kennedy, C.J., N.J. Gassman and P.J. Walsh. 1992. The fate of Benzo[a]pyrene in the scleractinian corals, Favia fragum and Montastrea annularis. Mar. Biol. 113: 313-318.

(52) Silberman, J.D. and P.J. Walsh. 1992. Species identification of lobster phyllosome larvae via rDNA analysis. Molec. Mar. Biol. Biotechnol. 1: 195-205.

(51) Kennedy, C.J., L.S. Schulman, D.G. Baden and P.J. Walsh. 1992. Toxicokinetics of brevetoxin PbTx-3 in the gulf toadfish, Opsanus beta, following intravenous administration. Aq. Toxicol. 22: 3-14.

(50) Clarke, M. E., C. Calvi, M. Domeier, M. Edmonds and P. J. Walsh. 1992. Effects of nutrition and temperature on enzyme activities in larval and juvenile red drum, Sciaenops ocellatus and lane snapper, Lutjanus synagris.  Mar. Biol. 112: 31-36.

(49) Power, J. H. and P.J. Walsh. 1992. Metabolic scaling, buoyancy, and growth in larval Atlantic menhaden, Brevoortia tyrannus.  Mar. Biol. 112: 17-22.

(48) Mommsen, T. P., E. M. Danulat and P. J. Walsh. 1992. Metabolic actions of glucagon and dexamethasone in liver of the ureogenic teleost, Opsanus beta.  Gen. Comp. Endocrinol. 85: 316-326.
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1991
(47) Walsh, P. J., P. Blackwelder, K. A. Gill, E. Danulat and T. P. Mommsen. 1991. Carbonate in the marine fish intestine:  a new source of sediment production.  Limnol. Oceanog. 36: 1227-1232.

(46) Lallier, F.H. and P.J. Walsh 1991. The activities of uricase, xanthine oxidase, and xanthine dehydrogenase in the hepatopancreas of aquatic and terrestrial crabs. J. Crust. Biol. 11: 506-512.

(45) Lallier, F. H.  and P. J. Walsh. 1991. Metabolic potential in tissues of the blue crab, Callinectes sapidus.  Bull. Mar. Sci. 48: 665-669.

(44) Mommsen, T. P., E. Danulat and P. J. Walsh. 1991. Hormonal regulation of metabolism in hepatocytes of the ureogenic teleost, Opsanus beta.  Fish Physiol. Biochem. 9: 247-252.

(43) Kennedy, C. J., K. A. Gill and P. J. Walsh. 1991. Temperature acclimation of xenobiotic metabolizing enzymes in cultured hepatocytes and whole liver of the gulf toadfish, Opsanus beta.  Can. J. Fish. Aq. Sci. 48: 1212-1219.

(42) Perry, S. F., C. M. Wood, S. Thomas and P. J. Walsh. 1991. Adrenergic inhibition of bicarbonate dehydration through trout red blood cells is mediated by activation of Na+/H+ exchange.  J. Exp. Biol. 157: 367-380.

(41) Kennedy, C. J., K. A. Gill and P. J. Walsh. 1991. In vitro metabolism of Benzo[a]pyrene in the blood of the gulf toadfish, Opsanus beta.  Mar. Env. Res. 31: 37-53.

(40) Kennedy, C. J. and P. J. Walsh. 1991. The effects of temperature on Benzo[a]pyrene metabolism and adduct formation in the gulf toadfish, Opsanus beta.  Fish Physiol. Biochem. 9: 179-187.

(39) Mommsen, T. P. and P. J. Walsh. 1991. Metabolic and enzymatic heterogeneity in liver of the ureogenic toadfish, Opsanus beta. J. Exp. Biol. 156: 407-418.

(38) Thomas, S., R. Kinkead, P. J. Walsh, C.  M. Wood and S. F. Perry. 1991. Desensitization of adrenaline-induced red blood cell H+ extrusion in vitro after chronic exposure of rainbow trout (Salmo gairdneri) to moderate environmental hypoxia.  J. Exp. Biol. 156: 233-248.
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1990
(37) Kennedy, C. J., K. A. Gill and P. J. Walsh. 1990. The effects of nifurpirinol treatment on activities of hepatic xenobiotic-transforming enzymes in the gulf toadfish Opsanus beta (Goode and Bean).  J. Fish Dis. 13: 525-529.

(36) Lallier, F. H. and P. J. Walsh. 1990. Urate does not accumulate in the haemolymph of exercised blue crabs, Callinectes sapidus.  J. Exp. Biol. 154: 581-585.

(35) Wood, C.M., P.J. Walsh, S. Thomas and S. F. Perry. 1990. Control of red blood cell metabolism in rainbow trout following strenuous exercise.  J. Exp. Biol. 154: 491-507.

(34) Walsh, P. J., C. M. Wood, S. Thomas and S. F. Perry. 1990. Characterization of red blood cell metabolism in rainbow trout.  J. Exp. Biol. 154: 475-489.

(33) Walsh, P. J. and R. P. Henry. 1990. Activities of metabolic enzymes in the deep-water crabs Chaceon fenneri and Chaceon quinquedens and the shallow-water crab Callinectes sapidus.  Mar. Biol. 106: 343-346.

(32) Walsh, P. J., E. Danulat and T. P. Mommsen. 1990. Variation in urea excretion in the gulf toadfish, Opsanus beta.  Mar. Biol. 106: 323-328.

(31) Gill, K. A. and P. J. Walsh. 1990. Effects of temperature on metabolism of Benzo[a]pyrene by toadfish (Opsanus beta) hepatocytes.  Can. J. Fish. Aq. Sci.  47: 831-837.

(30) Walsh, P.J. 1990. Fish hepatocytes accumulate HEPES:  a potential source of error in studies of intracellular pH regulation.  J. Exp. Biol. 148: 495-499.
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1989
(29) Mommsen, T.P. and P.J. Walsh. 1989. Evolution of urea synthesis in vertebrates: the piscine connection. Science 243: 72-75.

(28) Walsh, P.J. 1989. Regulation of intracellular pH by toadfish hepatocytes. J. Exp. Biol.  147: 407-419.

(27) Walsh, P.J. 1989. An in vitro model of post-exercise hepatic gluconeogenesis in toadfish.  J. Exp. Biol.  147: 393-406.

(26) Perry, S.F. and P.J. Walsh. 1989. Metabolism of isolated fish gill cells: contribution of epithelial chloride cells.  J. Exp. Biol.  144: 507-520.

(25) Walsh, P.J., J.J. Parent and R.P. Henry. 1989. Carbonic anhydrase supplies bicarbonate for urea synthesis in toadfish hepatocytes.  Physiol. Zool.  62: 1257-1272.

(24) Kennedy, C.J., K.A. Gill and P.J. Walsh. 1989. Effects of temperature on uptake of Benzo[a]pyrene by the toadfish, Opsanus beta.  Environ. Toxicol. Chem. 8: 863-869.

(23) Walsh, P.J. and C.L. Milligan. 1989. Co-ordination of metabolism and intracellular acid-base status: ionic regulation and metabolic consequences.  Can J. Zool. 67: 2994-3004.

(22) Milligan, C.L., C.E. Booth, D.G. McDonald and P.J. Walsh. 1989. Intracellular acid-base regulation during recovery from locomotory activity in the blue crab (Callinectes sapidus). Physiol. Zool. 62: 621-638.

(21) Walsh, P.J., C. Bedolla and T.P. Mommsen. 1989. Scaling and sex-related differences in toadfish (Opsanus beta) sonic muscle enzyme activities.  Bull. Mar. Sci. 45: 68-75.

(20) Kennedy, C.J., K.A. Gill and P.J. Walsh. 1989. Thermal modulation of Benzo[a]pyrene metabolism by the toadfish, Opsanus beta. Aq.  Toxicol.  15: 331-344.
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1988
(19) Moon, T.W., P.J. Walsh, S.F. Perry and T.P. Mommsen. 1988. The effects of in vivo ß-adrenoceptor blockade on hepatic carbohydrate metabolism in rainbow trout.  J. Exp. Zool.  248: 88-93.

(18) Mommsen, T.P., P.J. Walsh, S.F. Perry and T.W. Moon. 1988. Interactive effects of catecholamines and hypercapnia on glucose production in isolated trout hepatocytes.  Gen. Comp. Endocrinol.  70: 63-73.

(17) Perry, S.F., P.J. Walsh, T.P. Mommsen and T.W. Moon. 1988. Metabolic consequences of hypercapnia in the rainbow trout, Salmo gairdneri:  ß-adrenergic effects.  Gen. Comp. Endocrinol.  69: 439-447.

(16) Walsh, P.J., T.P. Mommsen, T.W. Moon and S.F. Perry. 1988. Effects of acid-base variables on in vitro hepatic metabolism in the rainbow trout.  J. Exp. Biol.  135: 231-241.

1987
(15) Walsh, P.J. 1987. Lactate uptake by toadfish hepatocytes: passive diffusion is sufficient. J. Exp. Biol.  130: 295-304.

(14) Walsh, P.J., C. Bedolla and T.P. Mommsen. 1987. A re-examination of metabolic potential in the toadfish sonic muscle.  J. Exp. Zool.  241: 133-136.

1986
(13) Walsh, P.J. 1986. Ionic requirements for intracellular pH regulation in rainbow trout hepatocytes.  Am. J. Physiol.  250: R24-R29.
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1985
(12) Moon, T.W., P.J. Walsh and T.P. Mommsen. 1985. The fish hepatocyte: a model metabolic system.  Can J. Fish. Aq. Sci. 42:1772-1782.

(11) Mommsen, T.P., T.W. Moon and P.J. Walsh. 1985. Gluconeogenesis in hepatocytes and kidney of Atlantic salmon.  Mol. Physiol.  8: 89-100.

(10) Walsh, P.J., T.W. Moon and T.P. Mommsen. 1985. Interactive effects of acute changes in temperature and pH on metabolism in hepatocytes from the sea raven, Hemitripterus americanus.  Physiol. Zool.  58: 727-735.

1984
(9) Walsh, P.J., D.G. McDonald and C.E. Booth. 1984. Acid-base balance in the sea mussel, Mytilus edulis L.  II.  Effects of hypoxia and air-exposure on intracellular acid-base status.  Marine Biology Letters 5: 359-369.

(8) Booth, C.E., D.G. McDonald and P.J. Walsh. 1984. Acid-base balance in the sea mussel, Mytilus edulis L.  I.  Effects of hypoxia and air-exposure on hemolymph acid-base status.  Marine Biology Letters 5: 347-358.

1983
(7) Walsh, P.J., G.D. Foster and T.W. Moon. 1983. The effects of temperature on metabolism of the American eel, Anguilla rostrata (Le Sueur): compensation in the summer and torpor in the winter.  Physiol. Zool. 56: 532-540.

(6) Walsh, P.J. and T. W. Moon. 1983. Intracellular pH-temperature interactions of hepatocytes from American eels. Am. J. Physiol.  245: R32-R37.
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1982
(5) Walsh, P.J. and T.W. Moon. 1982. The influence of temperature on extracellular and intracellular pH in the American eel, Anguilla rostrata (Le Sueur).  Respir. Physiol. 50: 129-140.

(4) Walsh, P.J. and G.N. Somero. 1982. Interactions among pyruvate concentration, pH, and Km of pyruvate in determining in vivo Q10 values of the lactate dehydrogenase reaction. Can. J. Zool. 60: 1293-1299.

1981
(3) Walsh, P.J. 1981. Purification and characterization of glutamate dehydrogenase from three species of sea anemones: adaptation to temperature within and among species from different thermal environments.  Marine Biology Letters 2: 289-299.

(2) Walsh, P.J. 1981. Purification and characterization of two allozymic forms of octopine dehydrogenase from California populations of Metridium senile. The role of octopine dehydrogenase in the anaerobic metabolism of sea anemones.  J. Comp. Physiol. 143B:  213-222.

(1) Walsh, P.J. and G.N. Somero.  1981. Temperature adaptation in sea anemones: physiological and biochemical variation in geographically separate populations of Metridium senile.  Mar. Biol.  62: 25-34.
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