Search Results - "Speare, D. J."

Demonstrated Efficacy of a Pilot Heterologous Whole-Spore Vaccine against Microsporidial Gill Disease in Rainbow Trout by Harkness, J E, Guselle, N J, Speare, D J

“…Classifications Services CVI Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
Get full text

Histochemical and ultrastructural analysis of pathology and cell responses in gills of channel catfish affected with proliferative gill disease by LOVY, J, GOODWIN, A. E, SPEARE, D. J, WADOWSKA, D. W, WRIGHT, G. M

“…Pond-reared channel catfish Ictalurus punctatus with proliferative gill disease (PGD), caused by the myxozoan parasite Henneguya spp., were examined with light…”
Get full text

Development of an Effective Whole-Spore Vaccine To Protect against Microsporidial Gill Disease in Rainbow Trout (Oncorhynchus mykiss) by Using a Low-Virulence Strain of Loma salmonae by Speare, D J, Markham, R J F, Guselle, N J

“…Classifications Services CVI Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
Get full text

Phylogeny and morphology of Glugea hertwigi from rainbow smelt Osmerus mordax found in Prince Edward Island, Canada by Lovy, J, Kostka, M, Dyková, I, Arsenault, G, Pecková, H, Wright, G M, Speare, D J

“…Infection of rainbow smelt Osmerus mordax with the microsporidian Glugea hertwigi was diagnosed for the first time in Prince Edward Island, Canada. The…”
Get full text

The physiological response of Atlantic salmon, Salmo salar L., to a single experimental challenge with sea lice, Lepeophtheirus salmonis by Bowers, J M, Mustafa, A, Speare, D J, Conboy, G A, Brimacombe, M, Sims, D E, Burka, J F

“…The sea louse, Lepeophtheirus salmonis, is an ectoparasitic copepod of Atlantic salmon, Salmo salar L., capable of causing severe damage. This study was…”
Get full text

Ultrastructural morphology suggesting a new hypothesis for development of microsporidians seen in Loma salmonae infecting the gills of rainbow and brook trout by Lovy, J., Wright, G. M., Wadowska, D. W., Speare, D. J.

“…In two variants of Loma salmonae that have specificity for rainbow trout Oncorhynchus mykiss(OA variant) and specificity to brook trout Salvelinus…”
Get full text

Development of the microsporidian parasite, Loma salmonae, in a rainbow trout gill epithelial cell line (RTG-1): evidence of xenoma development in vitro by McConnachie, S H, Sheppard, J, Wright, G M, Speare, D J

“…Growth and propagation of fish-infecting microsporidians within cell culture has been more difficult to achieve than for insect- and human-infecting…”
Get more information

Drugs in salmonid aquaculture--a review by Burka, J.F, Hammell, K.L, Horsberg, T.E, Johnson, G.R, Rainnie, D.J, Speare, D.J

“…In contrast to mammalian therapeutics, the use of pharmaceutical substances is rather limited in fish. It is basically restricted to anaesthetic agents and…”
Get full text

ULTRASTRUCTURAL STUDY OF THE LATE STAGES OF LOMA SALMONAE DEVELOPMENT IN THE GILLS OF EXPERIMENTALLY INFECTED RAINBOW TROUT by Rodríguez-Tovar, L. E, Wright, G. M, Wadowska, D. W, Speare, D. J, Markham, R. J F

“…The main objective of this investigation was to examine the ultrastructural features of gills from rainbow trout experimentally infected with Loma salmonae to…”
Get full text

Xenoma formation during microsporidial gill disease of salmonids caused by Loma salmonae is affected by host species (Oncorhynchus tshawytscha, O. kisutch, O. mykiss) but not by salinity by RAMSAY, J. M, SPEARE, D. J, DAWE, S. C, KENT, M. L

“…Host species and salinity often affect the development of disease in aquatic species. Eighty chinook salmon Oncorhynchus tshawytscha, 80 coho salmon O. kisutch…”
Get full text

ULTRASTRUCTURAL STUDY OF THE EARLY DEVELOPMENT AND LOCALIZATION OF LOMA SALMONAE IN THE GILLS OF EXPERIMENTALLY INFECTED RAINBOW TROUT by Rodríguez-Tovar, L. E, Wright, G. M, Wadowska, D. W, Speare, D. J, Markham, R. J F

“…The early ultrastructural stages of Loma salmonae were studied in the gills of experimentally infected rainbow trout. No parasitic stages were identified…”
Get full text

Resistance to reinfection in chinook salmon Oncorhynchus tshawytscha to Loma salmonae (Microsporidia) by KENT, M. L, DAWE, S. C, SPEARE, D. J

“…Chinook salmon Oncorhynchus tshawytscha were experimentally infected per os with Loma salmonae and held in flow-through seawater tanks at 12 to 14 degrees C…”
Get full text

First report of piscine nodavirus infecting wild winter flounder Pleuronectes americanus in Passamaquoddy Bay, New Brunswick, Canada by BARKER, Duane E, MACKINNON, Ann-Margaret, BOSTON, Linda, BURT, Michael D. B, CONE, David K, SPEARE, David J, GRIFFITHS, Steve, COOK, Marcia, RITCHIE, Rachael, OLIVIER, Gilles

“…Piscine nodaviruses (Betanodaviridae) are frequently reported from a variety of cultured and wild finfishes. These non-enveloped, single-stranded RNA virions…”
Get full text

Experimental vaccination of rainbow trout against Loma salmonae using a live low-virulence variant of L. salmonae by SANCHEZ, J. G, SPEARE, D. J, MARKHAM, R. J. F, JONES, S. R. M

“…Prior exposure of rainbow trout Oncorhynchus mykiss juveniles to the low-virulence variant ofLoma salmonae , L. salmonae SV, spores resulted in a xenoma…”
Get full text

Altered tissue distribution of Loma salmonae: effects of natural and acquired resistance by Sanchez, J G, Speare, D J, Markham, R J F

“…This study compared and contrasted the fate of the microsporidian Loma salmonae, a branchial pathogen of salmonids of the genus Oncorhynchus, upon exposure of…”
Get full text

Ultraviolet light control of horizontal transmission of Loma salmonae by Becker, J A, Speare, D J

Get full text

Isolation of a Loma salmonae variant : biological characteristics and host range by SANCHEZ, J. G, SPEARE, D. J, MARKHAM, R. J. F, JONES, S. R. M

“…A Salvelinus-infecting variant of Loma salmonae, derived from naturally-infected Chinook salmon Oncorhynchus tshawytscha by serial passage through brook trout…”
Get full text

The transmission potential of Loma salmonae (Microspora) in the rainbow trout, Oncorhynchus mykiss (Walbaum), is dependent upon the method and timing of exposure by Ramsay, J M, Speare, D J, Sánchez, J G, Daley, J

“…The ability of a parasite to transmit from one fish to another is important in the dissemination of disease. Groups of 25 naive rainbow trout (RBT),…”
Get full text

Interaction of water temperature and challenge model on xenoma development rates for Loma salmonae (Microspora) in rainbow trout, Oncorhynchus mykiss (Walbaum) by Becker, J A, Speare, D J, Dohoo, I R

“…This study evaluated the regulatory effects of water temperature on the development of branchial xenomas caused by Loma salmonae using a high‐dose per…”
Get full text

Timing of changes in growth rate, feed intake and feed conversion in rainbow trout, Oncorhynchus mykiss (Walbaum), experimentally infected with Loma salmonae (Microspora) by Ramsay, J M, Speare, D J, Daley, J

Get full text