| An epizootic of besnoitiosis in captive caribou (Rangiger tarandus caribou), reindeer (Rangifer tarandus tarandus) and mule deer (Odocoileus hemionus hemionus) | Glover, G. J.; Swendrowski, M.; Cawthorn, R. J. |
| Cellular reactions of field crickets (Acheta pennsylvanicus Burmeister) and German cockroaches (Blatella germanica L.) to Physaloptera maxillaris Molin (Nematoda | Cawthorn, Richard J.; Anderson, R. C. |
| Diplotriaena tricuspis (Fedtschenko, 1874) (Nematoda | Cawthorn, Richard J.; Anderson, R. C. |
| Ultrastructural development of the sarcocyst of Sarcocystis rauschorum (Apicomplexa | Friesen, D. L.; Cawthorn, Richard J.; Speer, C. A.; Brooks, R. J. |
| CORRECTION | Cawthorn, Richard J. |
| Description of Sarcocystis rauschorum sp.n. (Protozoa | Cawthorn, Richard J.; Gajadhar, A. A.; Brooks, R. J. |
| The lobster parasite Anophryoides haemophila (Scuticociliatida | Ragan, M. A.; Cawthorn, Richard J.; Despres, B.; Murphy, C. A.; Singh, R. K.; Loughlin, M. B.; Bayer, R. C. |
| Occurrence of Sarcocystis Lankester, 1882, in wild geese in Saskatchewan | Wobeser, G.; Leighton, F. A.; Cawthorn, Richard J. |
| The developmental cycle of Caryospora bubonis Cawthorn and Stockdale 1981 (Protozoa | Cawthorn, Richard J.; Stockdale, P. H. G. |
| A novel clade of protistan parasites near the animal-fungal divergence | Ragan, M. A.; Goggin, C. L.; Cawthorn, Richard J.; Cerenius, L.; Jamieson, A. V.; Plourde, S. M.; Rand, T. G.; Soderhall, K.; Gutell, R. R. |
| Enteric coccidia (Apicomplexa) in the small intestine of the northern spotted owl (Strix occidentalis caurina) | Hoberg, E. P.; Cawthorn, Richard J.; Hedstrom, O. R. |
| Seasonal population changes of Physaloptera maxillaris (Nematoda | Cawthorn, Richard J.; Anderson, R. C. |
| Sarcocystis | Cawthorn, Richard J.; Speer, C. A. |
| In vitro cultivation of the vascular phase of Sarcocystis capracanis and Sarcocystis tenella | Speer, C. A.; Cawthorn, Richard J.; Dubey, J. P. |
| Redescription of the sarcocysts of Sarcocystis rileyi (Apicomplexa | Dubey, J. P.; Cawthorn, Richard J.; Speer, C. A.; Wobeser, G. A. |
| The occurrence of coccidia (Eimeriidae) in epididymal semen of a wapiti (Cervus canadensis nelsoni) | Hrudka, F.; Cawthorn, Richard J.; Haigh, J. C. |
| Histological observations on precystic merogony and metrocyte formation of Sarcocystis rauschorum (Apicomplexa | Cawthorn, Richard J.; Brooks, R. J. |
| Development of Physaloptera maxillaris (Nematoda | Cawthorn, Richard J.; Anderson, R. C. |
| Experimental studies on the life cycle of a renal coccidium of lesser snow geese (Anser c. caerulescens) | Gajadhar, A. A.; Cawthorn, Richard J.; Rainnie, D. J. |
| Excystation of Isospora brachyrhynchi Cawthorn and Wobeser, 1985, in vitro | Stockdale, P. H. G.; Sheard, A.; Cawthorn, Richard J. |
| Impact of "bumper car" disease on the North American lobster fishery | Cawthorn, Richard J. |
| Cryptosporidiosis in the respiratory tract of turkeys in Saskatchewan | Tarwid, J. N.; Cawthorn, Richard J.; Riddell, C. |
| Prevalence of renal coccidia in wild waterfowl in Saskatchewan | Gajadhar, A. A.; Cawthorn, Richard J.; Wobeser, G. A.; Stockdale, P. H. G. |
| An epizootic of besnoitiosis in captive caribou (Rangifer tarandus caribou), reindeer (Rangifer tarandus tarandus) and mule deer (Odocoileus hemionus hemionus) | Glover, G. J.; Swendrowski, M.; Cawthorn, Richard J. |
| Experimental transmission of Sarcocystis sp. (Protozoa | Cawthorn, Richard J.; Rainnie, D.; Wobeser, G. |
| Description of Sarcocystis campestris sp.n. (Protozoa | Cawthorn, Richard J.; Wobeser, G. A.; Gajadhar, A. A. |
| The coccidian Caryospora bubonis in the great horned owl (Bubo virginianus) | Stockdale, P. H. G.; Cawthorn, Richard J. |
| CELLULAR-RESPONSES OF MIGRATORY GRASSHOPPERS (MELANOPLUS-SANGUINIPES F) AND AFRICAN DESERT LOCUSTS (SCHISTOCERCA-GREGARIA L) TO DIPLOTRIAENA-TRICUSPIS (NEMATODA, DIPLOTRIAENOIDEA) | Cawthorn, Richard J. |
| High yield and rapid growth of Neoparamoeba pemaquidensis in co-culture with a rainbow trout gill-derived cell line RTgill-W1 | Lee, L. E.; Van Es, S. J.; Walsh, S. K.; Rainnie, D. J.; Donay, N.; Summerfield, R.; Cawthorn, Richard J. |
| Pseudoklossia haliotis sp. n. (Apicomplexa) from the kidney of California abalone, Haliotis spp. (Mollusca) | Friedman, C. S.; Gardner, G. R.; Hedrick, R. P.; Stephenson, M.; Cawthorn, Richard J.; Upton, S. J. |
| Granulomatous myositis in association with Sarcocystis sp. infection in wild ducks | Wobeser, G.; Cawthorn, Richard J. |
| Description of Eimeria bubonis sp.n. (Protozoa | Cawthorn, Richard J.; Stockdale, P. H. G. |
| DEVELOPMENT OF DIPLOTRIAENA-TRICUSPIS (NEMATODA, DIPLOTRIAENOIDEA), A PARASITE OF CORVIDAE, IN INTERMEDIATE AND DEFINITIVE HOSTS | Cawthorn, Richard J.; Anderson, R. C. |
| The cellular responses of migratory grasshoppers (Melanoplus sanguinipes F.) and African desert locusts (Schistocerca gregaria L.) to Diplotriaena tricuspis (Nematoda | Cawthorn, Richard J. |
| Ooocyst production, late-stage merogony, gametogony, and cross-transmission studies of Eimeria bubonis (Protozoa | Cawthorn, Richard J.; Stockdale, P. H. G. |
| Diseases of American lobsters (Homarus americanus) | Cawthorn, Richard J. |
| Lesions caused by Diplotriaena tricuspis (Nematoda | Cawthorn, Richard J.; Anderson, R. C.; Barker, I. K. |
| Description of a species of Sarcocystis (Apicomplexa | Espinosa, R. H.; Sterner, M. C.; Blixt, J. A.; Cawthorn, Richard J. |
| In vivo efficacy of lasalocid and pyrimethamine treatments against Anophryoides haemophila, a ciliate pathogen of American lobster Homarus americanus | Athanassopoulou, F.; Cribb, Alastair E.; Cawthorn, Richard J.; MacMillan, R.; Baldas, G. |
| Pathogenesis of infection with Sarcocystis rauschorum (Apicomplexa) in experimentally infected varying lemmings (Dicrostonyx richardsoni) | Stackhouse, L. L.; Cawthorn, Richard J.; Brooks, R. J. |
| Amoeba-like infections in cultured marine fishes | Athanassopoulou, F.; Cawthorn, R. J.; Lytra, K. |
| Cross-transmission studies of Perkinsus karlssoni (Apicomplexa) from bay scallops Argopecten irradians to native Atlantic Canadian shellfish species | Whyte, S. K.; Cawthorn, Richard J.; McGladdery, S. E.; MacMillan, R. J.; Montgomery, D. M. |
| In vitro effects of chemotherapeutants on the lobster parasite Anophryoides haemophila | Novotny, M. J.; Cawthorn, Richard J.; Despres, B. |
| An assessment of lesions in bay scallops Argopecten irradians attributed to Perkinsus karlssoni (Protozoa, Apicomplexa) | Goggin, C. L.; McGladdery, S. E.; Whyte, S. K.; Cawthorn, Richard J. |
| Tetrazolium-based cytotoxicity assay to determine anti-protozoal activity against the scuticociliate Anophryoides haemophila | Cribb, Alastair E.; Despres, B.; Cawthorn, Richard J. |
| Co-infection of bay scallops Argopecten irradians with Perkinsus karlssoni (Apicomplexa, Perkinsea) and an unidentified coccidian parasite | Whyte, S. K.; Cawthorn, Richard J.; McGladdery, S. E. |
| Isolation and purification of developmental stages of Perkinsus karlssoni (Apicomplexa | Whyte, S. K.; Cawthorn, Richard J.; MacMillan, R. J.; Despres, B. |
| Histological and ultrastructural appearance of severe Sarcocystis fayeri infection in a malnourished horse | Cawthorn, Richard J.; Clark, M.; Hudson, R.; Friesen, D. |
| Coldwater lobster health | Cawthorn, Richard J. |
| Using molecules to diagnose Perkinsus species and determine the affinities of parasites of uncertain phylogenetic affinities from fish and shellfish | Goggin, C. L.; Cawthorn, Richard J. |
| Ultrastructural studies of the zygote and oocyst wall formation of Eimeria truncata of the lesser snow goose | Gajadhar, A. A.; Stockdale, P. H.; Cawthorn, Richard J. |
| Effects of age, temperature, and previous infection on the development of Physaloptera maxillaris (Nematoda | Cawthorn, Richard J.; Anderson, R. C. |
| Overview of "bumper car" disease--impact on the North American lobster fishery | Cawthorn, Richard J. |
| Design and maintenance of a closed artificial seawater system for long-term holding of bivalve shellfish | MacMillan, R. J.; Cawthorn, Richard J.; Whyte, S. K.; Lyon, P. R. |
| Light microscopical observations on sporogony of Sarcocystis rauschorum (Protozoa | Cawthorn, Richard J.; Brooks, R. J. |
| Ecological aspects of parasites in the American lobster | Cawthorn, J. R. |
| Description of Anophryoides haemophila n. sp. (Scuticociliatida | Cawthorn, Richard J.; Lynn, D. H.; Despres, B.; Macmillan, R.; Maloney, R.; Loughlin, M.; Bayer, R. |
| QPX (Quahaug Parasite X), a pathogen of northern quahaug Mercenaria mercenaria from the Gulf of St. Lawrence, Canada | Whyte, S. K.; Cawthorn, Richard J.; McGladdery, S. E. |
| In vitro excystation of Sarcocystis capracanis, Sarcocystis cruzi and Sarcocystis tenella (Apicomplexa) | Cawthorn, Richard J.; Reduker, D. W.; Speer, C. A.; Dubey, J. P. |
| Description of the goose coccidium Eimeria stigmosa (Klimes, 1963), with evidence of intranuclear development | Gajadhar, A. A.; Rainnie, D. J.; Cawthorn, Richard J. |
| Effects of the protozoan parasite Sarcocystis rauschorum on open-field behaviour of its intermediate vertebrate host, Dicrostonyx richardsoni | Quinn, S. C.; Brooks, R. J.; Cawthorn, Richard J. |
| Exogenous and endogenous stages of Isospora brachyrhynchi sp.n. (Protozoa | Cawthorn, Richard J.; Wobeser, G. A. |
| Pathology of Sarcocystis campestris infection in Richardson's ground squirrels (Spermophilus richardsoni) | Wobeser, G.; Cawthorn, Richard J.; Gajadhar, A. A. |
| Perkinsus karlssoni n. sp. (Apicomplexa) in bay scallops Argopecten irradians | McGladdery, S. E.; Cawthorn, Richard J.; Bradford, B. C. |
| Isolation of the Lyme disease spirochete, Borrelia burgdorferi, from Ixodes dammini (Acari | Artsob, H.; Garvie, M.; Cawthorn, Richard J.; Horney, Barbara S.; Maloney, R.; Dick, D.; McBurney, Scott R. |
| Prince Edward Island. Lyme disease vector, Ixodes dammini (the northern deer tick), identified in Prince Edward Island | Cawthorn, Richard J.; Horney, Barbara S.; Maloney, R. |
| Classification of Homarus americanus hemocytes and the use of differential hemocyte counts in lobsters infected with Aerococcus viridans var. homari (Gaffkemia) | Battison, A.; Cawthorn, Richard J.; Horney, Barbara S. |
| Case Report | Greenwood, Spencer J.; Despres, B. M.; Cawthorn, Richard J.; Lavallee, J.; Groman, David B.; Desbarats, A. |
| In vitro cultivation of the vascular phase of Sarcocystis hirsuta (Apicomplexa) | Cawthorn, Richard J.; Markham, R. J. Frederick; Hitt, N. D.; Despres, D. |
| The occurrence of Myxobolus neurobius (Myxosporea) in wild young Atlantic salmon and Arctic char in Newfoundland | Maloney, R.; Cawthorn, Richard J.; Markiw, M.; Groman, David B. |
| Ascariasis, respiratory diseases and production indices in selected Prince Edward Island swine herds | Bernardo, T. M.; Dohoo, Ian R.; Donald, A.; Ogilvie, Timothy H.; Cawthorn, Richard J. |
| Use of proteinase K in the excystation of Sarcocystis cruzi sporocysts for in vitro culture and DNA extraction | Ndiritu, W.; Cawthorn, Richard J.; Kibenge, Frederick S. B. |
| Development of an experimental model for Anophryoides haemophila (Scuticociliatida | Athanassopoulou, F.; Speare, David J.; Cawthorn, Richard J.; MacMillan, R.; Despres, B. |
| Measurement of Arginine Kinase Activity in Hemolymph of American Lobsters | Horney, Barbara S.; MacKenzie, A. L.; Cawthorn, Richard J.; MacMillan, R. J.; Morris, C. |
| Randomized clinical trial to assess potentially harmful environmental conditions for a lobster population | Hammell, K. Larry; Cawthorn, Richard J.; Rainnie, D. J.; Horney, Barbara S. |
| Effects of formalin, chloramine-T, and low salinity dip on the behavior and hemolymph biochemistry of the American lobster | Speare, David J.; Cawthorn, Richard J.; Horney, Barbara S.; MacMillan, R.; MacKenzie, A. L. |
| Lyme disease vector, Ixodes dammini, (the northern deer tick) identified in Prince Edward Island | Cawthorn, Richard J.; Horney, Barbara S.; Maloney, R. |
| Reference ranges for chemical and cellular constituents of hemolymph from "healthy" lobsters (Homarus americanus) | Horney, Barbara S.; MacKenzie, A. L.; Cawthorn, Richard J.; Morris, C. C.; Hammell, K. Larry; MacMillan, R. |
| Use of injectable potassium chloride for euthanasia of American lobsters (Homarus americanus) | Battison, A.; MacMillan, R.; MacKenzie, A.; Rose, Patricia L.; Cawthorn, Richard J.; Horney, Barbara S. |
| Pathology of Anophryoides haemophila (Scuticociliatida | Athanassopoulou, F.; Speare, David J.; Cawthorn, Richard J.; MacMillan, R.; Despres, B. |
| Lyme disease vector, Ixodes dammini (the northern deer tick), identified in Prince Edward Island | Cawthorn, Richard J.; Horney, Barbara S.; Maloney, R. |
| Perkinsus sp. (Apicomplexa) in farmed Atlantic salmon (Salmo salar) | Cawthorn, Richard J.; Backman, S.; O'Halloran, J.; Mitchell, H.; Groman, David B.; Speare, David J. |
| Response of American lobsters Homarus americanus to infection with a field isolate of Aerococcus viridans var. homari (Gaffkemia) | Battison, A. L.; Cawthorn, Richard J.; Horney, Barbara S. |
| Genetic characterization of the lobster pathogen Aerococcus viridans var. homari by 16S rRNA gene sequence and RAPD | Greenwood, Spencer J.; Keith, I. R.; Despres, B. M.; Cawthorn, Richard J. |
| An intranuclear microsporidian in lumpfish Cyclopterus lumpus | Mullins, J. E.; Powell, M.; Speare, David J.; Cawthorn, Richard J. |
| Characterization of Neoparamoeba pemaquidensis strains | Caraguel, Charles G. B.; Donay, Nathanaelle; Frasca, Salvatore, Jr.; O'Kelly, Charles J.; Cawthorn, Richard J.; Greenwood, Spencer J. |
| Genomic characterization of Neoparamoeba pemaquidensis (Amoebozoa) and its kinetoplastid endosymbiont | Tanifuji, G.; EunSoo, Kim; Onodera, N. T.; Gibeault, R.; Dlutek, M.; Cawthorn, R. J.; Fiala, I.; Luke, J.; Greenwood, S. J.; Archibald, J. M. |
| Mushroom tyrosinase as a control material for phenoloxidase assays used in the assessment of crustacean "health" | Battison, A.; Cawthorn, Richard J.; Horney, Barbara S.; Mackenzie, A. |
| Development of genomic probes to Sarcocystis cruzi (Apicomplexa) | Kibenge, Frederick S. B.; Cawthorn, Richard J.; Despres, D.; McKenna, P. K.; Markham, R. J. Frederick |
| Microheterogeneity and Coevolution | Caraguel , Charles G. B.; O'Kelly , Charles J.; Legendre , Pierre; Frasca , Salvatore ; Gast, Rebecca J.; Despres , Beatrice M.; Cawthorn, Richard J.; Greenwood, Spencer J. |
| Dermocystidium -like parasite in farmed Atlantic salmon | Cawthorn, Richard J.; Backman, S.; Groman, David B.; O'Halloran, J.; Johnson, Gerald R. |
| Crustaceans | Greenwood, S. J.; Cawthorn, R. J. |
| Estimated prevalence of Aerococcus viridans and Anophryoides haemophila in American lobsters Homarus americanus freshly captured in the waters of Prince Edward Island, Canada | Lavallee, J.; Hammell, K. Larry; Spangler, Elizabeth; Cawthorn, Richard J. |
| Use of genomic DNA probes for the diagnosis of acute sarcocystosis in experimentally infected cattle | Ndiritu, W.; Cawthorn, Richard J.; Kibenge, Frederick S. B.; Markham, R. J. Frederick; Horney, Barbara S.; Chan, Catherine B. |
| Descriptive statistics of fishing practices, postharvest health status, and transport conditions in the Prince Edward Island lobster (Homarus americanus) industry | Lavallee, J.; Hammell, K. Larry; Spangler, Elizabeth; Cawthorn, Richard J.; Dohoo, Ian R. |
| Analytical assessment of handling, fishing practices, and transportation risk factors on lobster (Homarus americanus) health in Prince Edward Island, Canada | Lavallee, J.; Spangler, Elizabeth; Hammell, K. Larry; Dohoo, Ian R.; Cawthorn, Richard J. |
| Analysis of expressed sequence tags (ESTs) and gene expression changes under different growth conditions for the ciliate Anophryoides haemophila, the causative agent of bumper car disease in the American lobster (Homarus americanus) | Acorn, Adam R.; Fraser Clark, K.; Jones, Sarah; Després, Béatrice M.; Munro, Sarah; Cawthorn, Richard J.; Greenwood, Spencer J. |
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