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Authors Kwok, O.C.H. Remove constraint Kwok, O.C.H.: Kwok, O.C.H. Year 2007 Remove constraint 2007: 2007
Displaying items 1 - 10 of 12 start over

1. Biologic and genetic comparison of Toxoplasma gondii isolates in free-range chickens from the northern Para state and the southern state Rio Grande do Sul, Brazil revealed highly diverse and distinct parasite populations

Description:
Includes references
Author:
Dubey, J.P. , Sundar, N. , Gennari, S.M. , Minervino, A.H.H. , Farias, N.A. da R. , Ruas, J.L. , Santos, T.R.B. dos , Cavalcante, G.T. , Kwok, O.C.H. , Su, C.
Subject:
chickens , Toxoplasma gondii , toxoplasmosis , disease prevalence , seroprevalence , antibody detection , bioassays , strain differences , genotype , genetic markers , genetic variation , geographical variation , Brazil
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

2. Characterization of Toxoplasma gondii from raccoons (Procyon lotor), coyotes (Canis latrans), and striped skunks (Mephitis mephitis) in Wisconsin identified several atypical genotypes

Description:
Includes references
Author:
Dubey, J.P. , Sundar, N. , Nolden, C.A. , Samuel, M.D. , Velmurugan, G.V. , Bandini, L.A. , Kwok, O.C.H. , Bodenstein, B. , Su, C.
Subject:
Procyon lotor , Canis latrans , Mephitis mephitis , skunks , Toxoplasma gondii , toxoplasmosis , seroprevalence , antibody detection , isolation , pathogenicity , genotype , restriction fragment length polymorphism , strain differences , disease reservoirs , Wisconsin
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

3. Comparison of serological methods for the diagnosis of Neospora caninum infection in cattle

Description:
Includes references
Author:
Wapenaar, W. , Barkema, H.W. , VanLeeuwen, J.A. , McClure, J.T. , O'Handley, R.M. , Kwok, O.C.H. , Thulliez, P. , Dubey, J.P. , Jenkins, M.C.
Subject:
dairy cattle , dairy herds , Neospora caninum , neosporosis , serodiagnosis , diagnostic techniques , antibody detection , enzyme-linked immunosorbent assay , fluorescent antibody technique , agglutination tests , disease prevalence , testing , repeatability , reproducibility , Canada
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

4. Diverse and atypical genotypes identified in Toxoplasma gondii from dogs in São Paulo, Brazil

Description:
Includes references
Author:
Dubey, J.P. , Gennari, S.M. , Sundar, N. , Vianna, M.C.B. , Bandini, L.M. , Yai, L.E.O. , Kwok, O.C.H. , Su, C.
Subject:
dogs , Toxoplasma gondii , toxoplasmosis , strains , genotype , genetic variation , genetic markers , genetic polymorphism , seroprevalence , antibody detection , agglutination tests , bioassays , Brazil
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

5. Endemic avian toxoplasmosis on a farm in Illinois: Clinical disease, diagnosis, biologic and genetic characteristics of Toxoplasma gondii isolates from chickens (Gallus domesticus), and a goose (Anser anser)

Description:
Includes references
Author:
Dubey, J.P. , Webb, D.M. , Sundar, N. , Velmurugan, G.V. , Bandini, L.A. , Kwok, O.C.H. , Su, C.
Subject:
chickens , geese , toxoplasmosis , Toxoplasma gondii , signs and symptoms (animals and humans) , pathogen identification , serodiagnosis , antibody detection , agglutination tests , isolation , tissue distribution , genotype , genetic polymorphism , Illinois
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

6. Evaluation of four serological techniques to determine the seroprevalence of Neospora caninum in foxes (Vulpes vulpes) and coyotes (Canis latrans) on Prince Edward Island, Canada

Description:
Includes references
Author:
Wapenaar, W. , Barkema, H.W. , Schares, G. , Rouvinen-Watt, K. , Zeijlemaker, L. , Poorter, B. , O'Handley, R.M. , Kwok, O.C.H. , Dubey, J.P.
Subject:
Vulpes vulpes , foxes , Canis latrans , Neospora caninum , neosporosis , seroprevalence , antibody detection , immunologic techniques , enzyme-linked immunosorbent assay , fluorescent antibody technique , agglutination tests , immunoblotting , Prince Edward Island
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

7. Genetic and biologic characterization of Toxoplasma gondii isolates of cats from China

Description:
Includes references
Author:
Dubey, J.P. , Zhu, X.Q. , Sundar, N. , Zhang, H. , Kwok, O.C.H. , Su, C.
Subject:
cats , Toxoplasma gondii , toxoplasmosis , disease prevalence , feces , seroprevalence , antibody detection , agglutination tests , bioassays , genotype , genetic markers , restriction fragment length polymorphism , strain differences , China
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

8. Molecular and biological characterization of Toxoplasma gondii isolates from free-range chickens from Guyana, South America, identified several unique and common parasite genotypes

Description:
Includes references
Author:
Dubey, J.P. , Applewhaite, L. , Sundar, N. , Velmurugan, G.V. , Bandini, L.A. , Kwok, O.C.H. , Hill, R. , Su, C.
Subject:
Toxoplasma gondii , chickens , toxoplasmosis , disease prevalence , antibody detection , agglutination tests , pathogenicity , genotype , genetic variation , restriction fragment length polymorphism , genetic markers , strain differences , molecular epidemiology , Guyana
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

9. Mouse-virulent Toxoplasma gondii isolated from feral cats on Mona Island, Puerto Rico

Description:
Includes references
Author:
Dubey, J.P. , López-Torres, H.Y. , Sundar, N. , Velmurugan, G.V. , Ajzenberg, D. , Kwok, O.C.H. , Hill, R. , Dardé, M.L. , Su, C.
Subject:
cats , feral animals , Toxoplasma gondii , toxoplasmosis , seroprevalence , antibody detection , isolation , infection , mice , virulence , genotype , restriction fragment length polymorphism , microsatellite repeats , strain differences , islands , Puerto Rico
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

10. Neosporosis in Beagle dogs: Clinical signs, diagnosis, treatment, isolation and genetic characterization of Neospora caninum

Description:
Includes references
Author:
Dubey, J.P. , Vianna, M.C.B. , Kwok, O.C.H. , Hill, D.E. , Miska, K.B. , Tuo, W. , Velmurugan, G.V. , Conors, M. , Jenkins, M.C.
Subject:
dogs , Beagle , Neospora caninum , neosporosis , signs and symptoms (animals and humans) , disease diagnosis , drug therapy , clindamycin , seroprevalence , antibody detection , isolation , bradyzoites , pathogen identification , sequence analysis
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007