J. Spencer

发表

Endogenous viral genes: association with reduced egg production rate and egg size in White Leghorns.

U. Kuhnlein, L. Crittenden, M. Sabour, 1991, Poultry science.

Endogenous viral genes influence infection with avian leukosis virus.

J. Gavora, J. Spencer, B. Benkel, 1995, Avian pathology : journal of the W.V.P.A.

Genetic selection in presence of pathogens such as the lymphoid leukosis virus: computer simulation

D. L. Harris, J. Gavora, J. Spencer, 1984, Theoretical and Applied Genetics.

Development of a real-time PCR assay using SYBR Green chemistry for monitoring Marek's disease virus genome load in feather tips.

S. Sharif, L. Read, M. F. Abdul-Careem, 2006, Journal of virological methods.

Survival of Avian Influenza and Newcastle Disease Viruses in Compost and at Ambient Temperatures Based on Virus Isolation and Real-Time Reverse Transcriptase PCR

J. Guan, B. Brooks, J. Spencer, 2009, Avian diseases.

Evidence for degradation of abnormal prion protein in tissues from sheep with scrapie during composting.

J. Spencer, A. Balachandran, Hongsheng Huang, 2007, Canadian journal of veterinary research = Revue canadienne de recherche veterinaire.

Aerosol Transmission of an Avian Influenza H9N2 Virus with a Tropism for the Respiratory Tract of Chickens

J. Guan, J. Spencer, M. Chan, 2013, Avian diseases.

Development of methods for detection and quantification of avian influenza and Newcastle disease viruses in compost by real-time reverse transcription polymerase chain reaction and virus isolation.

B. Ma, J. Pasick, J. Guan, 2008, Poultry science.

Immunization against Marek's disease: influence of strain of chickens, maternal antibody, and type of vaccine.

J. Gavora, J. Spencer, A. Grunder, 1974, Avian diseases.

Degradation of foot-and-mouth disease virus during composting of infected pig carcasses.

J. Guan, B. Brooks, J. Spencer, 2010, Canadian journal of veterinary research = Revue canadienne de recherche veterinaire.

Infectious Bursal Disease Virus as a Surrogate for Studies on Survival of Various Poultry Viruses in Compost

J. Guan, B. Brooks, J. Spencer, 2010, Avian diseases.

Lymphoma induced by herpesvirus: Resistance associated with a major histocompatibility gene

B. Longenecker, J. Gavora, J. Spencer, 1976, Immunogenetics.

Cell-mediated and humoral immune responses in chickens infected with Salmonella typhimurium.

J. Spencer, M. Lessard, D. Hutchings, 1995, Avian diseases.

Changes in the frequency of major histocompatibility haplotypes in chickens under selection for both high egg production and resistance to Marek's disease

J. Gavora, R. W. Fairfull, J. Spencer, 1986 .

Influence of Marek's disease virus strain AC-1 on cellular immunity in birds carrying endogenous viral genes.

H. Lillehoj, J. Gavora, J. Spencer, 1996, Avian diseases.

Progress towards eradication of lymphoid leukosis viruses--a review.

J. Spencer, 1984, Avian pathology : journal of the W.V.P.A.

Chronic myocarditis and circulatory syndrome in a White Leghorn strain induced by an avian leukosis virus: light and electron microscopic study.

J. Spencer, F. Gilka, 1990, Avian diseases.

Viral matrix inclusion bodies in myocardium of lymphoid leukosis virus-infected chickens.

J. Spencer, F. Gilka, 1985, American journal of veterinary research.

Evidence for virus closely related to avian myeloblastosis-associated virus type 1 in a commercial stock of chickens

S. Nadin-Davis, J. Spencer, B. Benkel, 2003, Avian pathology : journal of the W.V.P.A.

Detection of avian leukosis virus in albumen of chicken eggs using reverse transcription polymerase chain reaction.

J. Spencer, E. Johnson, T. Pham, 1999, Journal of virological methods.

Response of meat-type chickens to infection with RAV-1 avian leukosis virus.

J. Spencer, J. Chambers, F. Gilka, 1991, Avian pathology : journal of the W.V.P.A.

Laboratory Diagnostic Procedures for Detecting Avian Leukosis Virus Infections

J. Spencer, 1987 .

Importance of the medullary macrophage in the replication of lymphoid leukosis virus in the bursa of Fabricius of chickens.

J. Spencer, F. Gilka, 1987, American Journal of Veterinary Research.

Immunohistochemical identification of group specific antigen in avian leukosis virus infected chickens.

J. Spencer, F. Gilka, 1984, Canadian journal of comparative medicine : Revue canadienne de medecine comparee.

Distribution of lymphoid leukosis virus and p27 group-specific antigen in tissues from laying hens.

P. Wright, J. Gavora, J. Spencer, 1984, Avian diseases.

Lymphoid leukosis: detection of group specific viral antigen in chicken spleens by immunofluorescence and complement fixation.

J. Spencer, F. Gilka, 1982, Canadian journal of comparative medicine : Revue canadienne de medecine comparee.

Lymphoid leukosis virus infection: effects on production and mortality and consequences in selection for high egg production.

D. L. Harris, R. Gowe, J. Gavora, 1980, Poultry science.

Storage of Cells Infected with Rous Sarcoma Virus or JM Strain Avian Lymphomatosis Agent

B. Calnek, J. Spencer, 1967 .

The isolation of salmonellae, Newcastle disease virus and other infectious agents from quarantined imported birds in Canada.

J. Spencer, C. Rigby, N. Willis, 1981, Canadian journal of comparative medicine : Revue canadienne de medecine comparee.

Relationship between egg size and subgroup J avian leukosis virus in eggs from broiler breeders

S. Nadin-Davis, J. Spencer, M. Chan, 2000, Avian pathology : journal of the W.V.P.A.

Detection of exogenous and endogenous avian leukosis virus in commercial chicken eggs using reverse transcription and polymerase chain reaction assay.

D. Mullin, R. Garry, J. Spencer, 1999, Avian pathology : journal of the W.V.P.A.

Performance of meat-type chickens test-positive and -negative for lymphoid leukosis virus infection.

J. Gavora, J. Spencer, J. Chambers, 1982, Avian pathology : journal of the W.V.P.A.

Lymphoid leukosis: interrelations among virus infections in hens, eggs, embryos, and chicks.

W. Okazaki, L. Crittenden, J. Spencer, 1977, Avian diseases.

Endogenous leukosis viral antigen in eggs from meat-type chickens on an avian leukosis virus eradication programme.

J. Spencer, J. Chambers, 1992, Avian pathology : journal of the W.V.P.A.

Detection of lymphoid leukosis virus infected chickens by testing for group-specific antigen or virus in feather pulp.

J. Gavora, J. Spencer, F. Gilka, 1983, Avian pathology : journal of the W.V.P.A.

The effects of geographical area, rearing method, caging density, and lymphoid leukosis infection on adult performance in egg stocks of chickens.

V. A. Garwood, R. Gowe, R. W. Fairfull, 1983, Poultry science.

Effect of selection for high egg production in chickens on shedding of lymphoid leukosis virus and gs antigen into eggs.

R. Gowe, J. Gavora, J. Spencer, 1979, Poultry science.

Incidence of endogenous viral genes in two strains of white leghorn chickens selected for egg production and susceptibility or resistance to Marek's disease

U. Kuhnlein, M. Sabour, J. Gavora, 2004, Theoretical and Applied Genetics.

Phenotypic mixing between reticuloendotheliosis virus and avian sarcoma viruses.

P. Vogt, W. Okazaki, L. Crittenden, 1977, Virology.

Lymphoid leukosis viruses and GS antigen in unincubated chicken eggs.

L. Crittenden, J. Spencer, R. Witter, 1976, Avian pathology : journal of the W.V.P.A.

Influence of the alv6 recombinant avian leukosis virus transgene on production traits and infection with avian tumor viruses in chickens.

L. Crittenden, J. Gavora, J. Spencer, 1995, Poultry science.

Feather pulp organ cultures for assessing host resistance to infection with avian leukosis-sarcoma viruses.

J. Gavora, J. Spencer, F. Gilka, 1987, Avian pathology : journal of the W.V.P.A.

Prevention of Marek's disease using a filtered air positive pressure house.

J. Gavora, J. Spencer, A. Grunder, 1975, Poultry science.

RESISTANCE OF STRAINS OF CHICKENS TO MAREK’S DISEASE

J. Spencer, A. Grunder, G. Speckmann, 1972 .

The relationships of salmonellae from infected broiler flocks, transport crates or processing plants to contamination of eviscerated carcases.

H. Lior, J. Spencer, C. Rigby, 1982, Canadian journal of comparative medicine : Revue canadienne de medecine comparee.

Studies on genetic resistance of chickens to Marek's disease--a review.

J. Gavora, J. Spencer, 1979, Comparative immunology, microbiology and infectious diseases.

Attenuated Marek's disease herpesvirus: protection conferred on strains of chickens varying in genetic resistance.

J. Spencer, A. Grunder, G. Speckmann, 1972, Avian diseases.

Studies on genetic and vaccination-induced resistance of chickens to lymphoid tumor transplants. 1. Marek's disease tumor transplant (JMV).

J. Gavora, J. Spencer, A. Grunder, 1976, Avian diseases.

Influence of maternal antibody on infection with virulent or attenuated Marek's disease herpesvirus.

J. Spencer, A. Robertson, 1972, American journal of veterinary research.

Role of the major histocompatibility complex in resistance to Marek's disease: restriction of the growth of JMV-MD tumor cells in genetically resistant birds.

B. Longenecker, J. Gavora, J. Spencer, 1977, Advances in experimental medicine and biology.

Marek's disease herpesvirus: comparison of foci (macro) in infected duck embryo fibroblasts under agar medium with foci (micro) in chicken cells.

J. Spencer, 1970, Avian diseases.

Absence of endogenous viral genes in an inbred line of leghorn chickens selected for high egg production and Marek's disease resistance

U. Kuhnlein, J. Gavora, J. Spencer, 1989 .

Study to eradicate avian leukosis virus from a caged White Leghorn population

R. W. Fairfull, J. Spencer, 1993 .

Estimation of variance components and heritability in populations affected by disease: lymphoid leukosis in chickens

J. Gavora, J. Spencer, J. Chesnais, 1983, Theoretical and Applied Genetics.

Semen traits and fertility of White Leghorn males shown to be positive or negative for lymphoid leukosis virus in semen and feather pulp.

R. Gowe, J. Gavora, R. W. Fairfull, 1988, British poultry science.

Feather pulp as a source of antibody to avian viruses.

J. Spencer, J. Chambers, M. F. Garrido, 1992, Avian pathology : journal of the W.V.P.A.

Relationship Between Marek's Disease and the Time Course of Viral Genome Proliferation in Feather Tips

K. Linher, U. Kuhnlein, J. Spencer, 2006, Avian diseases.

Antibody Response of Chickens to Serotype 1, 2, or 3 Marek's Disease Vaccines Based on ELISA with Infected Cells as Antigen

J. Spencer, M. Chan, A. Mohammadi, 2007, Avian diseases.

Extravascular haemolytic anaemia in chicks infected with highly pathogenic Marek's disease viruses.

J. Spencer, F. Gilka, 1995, Avian pathology : journal of the W.V.P.A.

Studies on genetic and vaccination-induced resistance of chickens to lymphoid tumor transplants 2. Transmissible lymphoid tumor of Olson.

J. Gavora, J. Spencer, A. Grunder, 1976, Avian diseases.

Cytopathology caused by the AC-1 isolate of Marek's disease virus in the feather follicle epidermis.

J. Spencer, F. Gilka, 1993, Avian pathology : journal of the W.V.P.A.

Correlations of genetic resistance of chickens to Marek's disease viruses with vaccination protection and in vivo response to phytohemaglutinin

J. Spencer, A. Grunder, E. Sally, 1990, Genetics Selection Evolution.

Breeding for Genetic Resistance to Disease: Specific or General?

J. Gavora, J. Spencer, 1978 .

Genetic resistance to two Marek's disease viruses and its relationship to production traits in chickens

J. Gavora, R. W. Fairfull, J. Spencer, 1992 .

Genetic resistance to lymphoid tumor transplants.

J. Gavora, J. Spencer, W. Hare, 1977, Poultry science.

An assessment of effects of vaccination on genetic resistance to Marek's disease.

R. Gowe, J. Gavora, J. Spencer, 1974, Poultry science.

Resistance to Marek's disease observed among sire families and inbred lines.

R. Gowe, J. Spencer, A. Grunder, 1974, British poultry science.

Titers of precipitins in strains of chickens exposed to Marek's disease.

J. Spencer, A. Grunder, A. Robertson, 1973, Avian pathology : journal of the W.V.P.A.

MAREK'S DISEASE IN CHICKENS: GENETIC RESISTANCE TO A VIRAL NEOPLASTIC DISEASE. A REVIEW

J. Gavora, J. Spencer, 1980 .

Public health implications related to spread of pathogens in manure from livestock and poultry operations.

J. Guan, J. Spencer, 2004, Methods in molecular biology.

Comparing Escherichia coli O157:H7 Phage and Bovine Viral Diarrhea Virus as Models for Destruction of Classical Swine Fever Virus in Compost

J. Guan, B. Brooks, J. Spencer, 2012 .

Survival of Avian Influenza and Newcastle Disease Viruses in Compost and at Ambient Temperatures Based on Virus Isolation and Real-Time Reverse Transcriptase PCR

J. Guan, B. Brooks, J. Spencer, 2009 .

Competitive exclusion of Salmonella typhimurium in broilers fed with vermicompost and complex carbohydrates.

J. Spencer, J. Chambers, H. Modler, 1998, Avian pathology : journal of the W.V.P.A.

The influence of complex carbohydrates on Salmonella typhimurium colonization, pH, and density of broiler ceca.

J. Spencer, J. Chambers, H. Modler, 1997, Poultry science.

Resistance of chicks and poults fed vermicompost to caecal colonization by Salmonella.

J. Spencer, M. Garcia, 1995, Avian pathology : journal of the W.V.P.A.

Breeding for immune responsiveness and disease resistance.

J. Gavora, J. Spencer, 1983, Animal blood groups and biochemical genetics.

The fate of recombinant plasmids during composting of organic wastes

J. Guan, J. Spencer, M. Chan, 2010, Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes.

The Fate of the Recombinant DNA in Corn During Composting

B. Ma, J. Guan, J. Spencer, 2005, Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes.

Immunization via the anal mucosa and adjacent skin to protect against respiratory virus infections and allergic rhinitis: a hypothesis.

J. Spencer, 2010 .

The fate of a genetically modified Pseudomonas strain and its transgene during the composting of poultry manure.

J. Guan, J. Spencer, J. Devenish, 2004, Canadian journal of microbiology.

Efficacy of Polarized Fibreglass Filters Irradiated by Ultraviolet Light in Capture and Inactivation of Aerosolized Bacillus Subtilis Spores

J. Guan, J. Spencer, A. Soutyrine, 2013 .

In Vitro Microbial Degradation of Abnormal Prions in Central Nervous System from Scrapie Affected Sheep

J. Guan, J. Spencer, Hongsheng Huang, 2010 .