P. Halbur

P. Halbur, X. Meng, P. Paul, 1994, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

A commercial vaccine based on PCV2a and an experimental vaccine based on a variant mPCV2b are both effective in protecting pigs against challenge with a 2013 U.S. variant mPCV2b strain.

T. Opriessnig, P. Halbur, P. Gerber, 2014, Vaccine.

Survey of disease pressures in twenty-six niche herds in the midwestern United States

P. Halbur, L. Karriker, M. Yaeger, 2009 .

The role of pulmonary intravascular macrophages in porcine reproductive and respiratory syndrome virus infection

P. Halbur, E. Thacker, R. Thanawongnuwech, 2000, Animal Health Research Reviews.

The spray-drying process is sufficient to inactivate infectious porcine epidemic diarrhea virus in plasma

T. Opriessnig, P. Halbur, P. Gerber, 2014, Veterinary Microbiology.

Comparison of Conventional Direct and Enrichment Culture Methods for Erysipelothrix spp. from Experimentally and Naturally Infected Swine

T. Opriessnig, P. Halbur, S. Kariyawasam, 2009, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

The effect of a killed porcine reproductive and respiratory syndrome virus (PRRSV) vaccine treatment on virus shedding in previously PRRSV infected pigs.

P. Halbur, M. Torremorell, K. Platt, 2004, Veterinary microbiology.

Erysipelothrix Rhusiopathiae Septicemia in a Laughing Kookaburra (Dacelo Novaeguineae)

T. Opriessnig, P. Halbur, R. Vance, 2005, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Impact of dietary spray-dried bovine plasma addition on pigs infected with porcine epidemic diarrhea virus

T. Opriessnig, P. Halbur, Jianqiang Zhang, 2018, Translational animal science.

(TGEV) and Porcine Respiratory Coronavirus and to Identify TGEV-Infected Swine Herds Field Validation of a Commercial Blocking ELISA to Differentiate Antibody to Transmissible Gastroenteritis Virus

P. Halbur, S. Carman, B. McEwen, 2013 .

Field Validation of a Commercial Blocking ELISA to Differentiate Antibody to Transmissible Gastroenteritis Virus (TGEV) and Porcine Respiratory Coronavirus and to Identify TGEV-Infected Swine Herds

P. Halbur, G. Maxie, S. Carman, 2002, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

An Ex Vivo Brain Slice Culture Model of Chronic Wasting Disease: Implications for Disease Pathogenesis and Therapeutic Development

P. Halbur, A. Kanthasamy, V. Anantharam, 2020, Scientific Reports.

Pathogenicity of three isolates of porcine respiratory coronavirus in the USA

T. Opriessnig, P. Halbur, E. Vaughn, 2003, Veterinary Record.

Experimental Reproduction of Pneumonia in Gnotobiotic Pigs with Porcine Respiratory Coronavirus Isolate AR310

P. Halbur, E. Vaughn, P. Paul, 1993, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Detection and isolation of coronavirus from feces of three herds of feedlot cattle during outbreaks of winter dysentery-like disease.

P. Halbur, L. Saif, S. Sorden, 2000, Journal of the American Veterinary Medical Association.

Exogenous porcine viruses.

P. Halbur, S. Sorden, B. Janke, 2003, Current topics in microbiology and immunology.

Paramyxovirus Infection in Pigs with Interstitial Pneumonia and Encephalitis in the United States

P. Halbur, B. Janke, P. Paul, 2001, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Evaluation of a ceftiofur-washed whole cell Streptococcus suis bacterin in pigs.

P. Halbur, J. Roth, R. Evans, 2004, Canadian journal of veterinary research = Revue canadienne de recherche veterinaire.

Polymicrobial respiratory disease in pigs

T. Opriessnig, P. Halbur, L. Gimenez-Lirola, 2011, Animal Health Research Reviews.

Mycoplasma hyopneumoniae Potentiation of Porcine Reproductive and Respiratory Syndrome Virus-Induced Pneumonia

P. Halbur, E. Thacker, B. Thacker, 1999, Journal of Clinical Microbiology.

Mutant USA strain of porcine circovirus type 2 (mPCV2) exhibits similar virulence to the classical PCV2a and PCV2b strains in caesarean-derived, colostrum-deprived pigs

T. Opriessnig, P. Halbur, P. Gerber, 2014, The Journal of general virology.

Association of concurrent porcine circovirus (PCV) 2a and 2b infection with PCV associated disease in vaccinated pigs.

T. Opriessnig, P. Halbur, P. Gerber, 2013, Research in veterinary science.

Concurrent porcine circovirus type 2a (PCV2a) or PCV2b infection increases the rate of amino acid mutations of porcine reproductive and respiratory syndrome virus (PRRSV) during serial passages in pigs

T. Opriessnig, P. Halbur, P. Gerber, 2013, Virus Research.

Porcine circovirus type 2 in muscle and bone marrow is infectious and transmissible to naïve pigs by oral consumption.

T. Opriessnig, P. Halbur, X. Meng, 2009, Veterinary microbiology.

Differences in virulence among porcine circovirus type 2 isolates are unrelated to cluster type 2a or 2b and prior infection provides heterologous protection.

T. Opriessnig, P. Halbur, D. Madson, 2008, The Journal of general virology.

Genetic and experimental comparison of porcine circovirus type 2 (PCV2) isolates from cases with and without PCV2-associated lesions provides evidence for differences in virulence.

T. Opriessnig, P. Halbur, E. Zhou, 2006, The Journal of general virology.

Experimental Reproduction of Severe Disease in CD/CD Pigs Concurrently Infected with Type 2 Porcine Circovirus and Porcine Reproductive and Respiratory Syndrome Virus

P. Halbur, S. Sorden, K. Lager, 2001, Veterinary pathology.

Age-dependent susceptibility to porcine circovirus type 2 infections is likely associated with declining levels of maternal antibodies

T. Opriessnig, P. Halbur, Huigang Shen, 2012 .

An experimental live chimeric porcine circovirus 1‐2a vaccine decreases porcine circovirus 2b viremia when administered intramuscularly or orally in a porcine circovirus 2b and porcine reproductive and respiratory syndrome virus dual‐challenge model

T. Opriessnig, P. Halbur, Yao-Wei Huang, 2011, Microbiology and immunology.

Porcine Reproductive and Respiratory Syndrome Virus Infection at the Time of Porcine Circovirus Type 2 Vaccination Has No Impact on Vaccine Efficacy

T. Opriessnig, P. Halbur, N. M. Beach, 2010, Clinical and Vaccine Immunology.

Comparison of commercial and experimental porcine circovirus type 2 (PCV2) vaccines using a triple challenge with PCV2, porcine reproductive and respiratory syndrome virus (PRRSV), and porcine parvovirus (PPV).

T. Opriessnig, P. Halbur, N. M. Beach, 2010, Vaccine.

Porcine Reproductive and Respiratory Syndrome Virus Infection at the Time of Porcine Circovirus Type 2 Vaccination Has No Impact on Vaccine Efﬁcacy (cid:1)

T. Opriessnig, P. Halbur, N. M. Beach, 2010 .

Comparison of efficacy of commercial one dose and two dose PCV2 vaccines using a mixed PRRSV-PCV2-SIV clinical infection model 2-3-months post vaccination.

T. Opriessnig, P. Halbur, D. Madson, 2009, Vaccine.

Effect of porcine circovirus type 2 (PCV2) vaccination on porcine reproductive and respiratory syndrome virus (PRRSV) and PCV2 coinfection.

T. Opriessnig, P. Halbur, J. Lunney, 2008, Veterinary microbiology.

Influence of Maternal Antibodies on Efficacy of Porcine Circovirus Type 2 (PCV2) Vaccination To Protect Pigs from Experimental Infection with PCV2

T. Opriessnig, P. Halbur, X. Meng, 2007, Clinical and Vaccine Immunology.

A Chimeric Porcine Circovirus (PCV) with the Immunogenic Capsid Gene of the Pathogenic PCV Type 2 (PCV2) Cloned into the Genomic Backbone of the Nonpathogenic PCV1 Induces Protective Immunity against PCV2 Infection in Pigs

T. Opriessnig, P. Halbur, M. Fenaux, 2004, Journal of Virology.

Porcine circovirus type 2 (PCV2) distribution and replication in tissues and immune cells in early infected pigs.

S. Yu, T. Opriessnig, P. Kitikoon, 2007, Veterinary immunology and immunopathology.

Two Amino Acid Mutations in the Capsid Protein of Type 2 Porcine Circovirus (PCV2) Enhanced PCV2 Replication In Vitro and Attenuated the Virus In Vivo

T. Opriessnig, P. Halbur, M. Fenaux, 2004, Journal of Virology.

Edinburgh Research Explorer A commercial porcine circovirus(PCV)type 2a-based vaccine reduces PCV2d viremia and shedding and prevents PCV2d transmission to naïve pigs under experimental conditions.

P. Halbur, P. Gerber, C. Xiao, 2018 .

Markedly different immune responses and virus kinetics in littermates infected with porcine circovirus type 2 or porcine parvovirus type 1.

T. Opriessnig, P. Halbur, P. Gerber, 2017, Veterinary immunology and immunopathology.

Difference in severity of porcine circovirus type two-induced pathological lesions between Landrace and Pietrain pigs.

T. Opriessnig, P. Halbur, J. Lunney, 2009, Journal of animal science.

Inhibition of porcine reproductive and respiratory syndrome virus infection in piglets by a peptide-conjugated morpholino oligomer.

D. A. Stein, T. Opriessnig, P. Halbur, 2011, Antiviral research.

Peptide-conjugated morpholino oligomers inhibit porcine reproductive and respiratory syndrome virus replication

D. A. Stein, T. Opriessnig, P. Halbur, 2007, Antiviral Research.

Influence of ampicillin, ceftiofur, attenuated live PRRSV vaccine, and reduced dose Streptococcus suis exposure on disease associated with PRRSV and S. suis coinfection.

P. Halbur, J. Roth, B. Thacker, 2001, Veterinary microbiology.

Vitamin E and Selenium Levels are Within Normal Range in Pigs Diagnosed with Mulberry Heart Disease and Evidence for Viral Involvement in the Syndrome is Lacking

T. Opriessnig, P. Halbur, Huigang Shen, 2011, Transboundary and emerging diseases.

West Nile Virus Viremia in Eastern Chipmunks (Tamias striatus) Sufficient for Infecting Different Mosquitoes

P. Halbur, L. Bartholomay, B. Blitvich, 2007, Emerging infectious diseases.

A Monoclonal-Antibody-Based Immunohistochemical Method for the Detection of Swine Influenza Virus in Formalin-Fixed, Paraffin-Embedded Tissues

P. Halbur, B. Janke, P. Paul, 1997, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Pathogenicity and sequence analysis studies suggest potential role of gene 3 in virulence of swine enteric and respiratory coronaviruses.

P. Halbur, E. Vaughn, P. Paul, 1997, Advances in experimental medicine and biology.

Three new isolates of porcine respiratory coronavirus with various pathogenicities and spike (S) gene deletions

P. Halbur, E. Vaughn, P. Paul, 1994, Journal of clinical microbiology.

Establishment and maintenance of a porcine circovirus type 2 (PCV2)-free breeding herd on a site that experienced a natural outbreak of PCV2-associated reproductive disease

T. Opriessnig, P. Halbur, D. Madson, 2011 .

Sustaining Interferon Induction by a High-Passage Atypical Porcine Reproductive and Respiratory Syndrome Virus Strain

T. Opriessnig, P. Halbur, S. Samal, 2016, Scientific Reports.

Identification of B-cell epitopes in the capsid protein of avian hepatitis E virus (avian HEV) that are common to human and swine HEVs or unique to avian HEV.

P. Halbur, E. Zhou, X. Meng, 2006, The Journal of general virology.

Porcine Epidemic Diarrhea Virus RNA Present in Commercial Spray-Dried Porcine Plasma Is Not Infectious to Naïve Pigs

T. Opriessnig, P. Halbur, P. Gerber, 2014, PloS one.

Infectious Swine Hepatitis E Virus Is Present in Pig Manure Storage Facilities on United States Farms, but Evidence of Water Contamination Is Lacking

T. Opriessnig, P. Halbur, D. Guenette, 2005, Applied and Environmental Microbiology.

An overview of immunological and genetic methods for detecting swine coronaviruses, transmissible gastroenteritis virus, and porcine respiratory coronavirus in tissues.

P. Halbur, T. Sirinarumitr, P. Paul, 1997, Advances in experimental medicine and biology.

Erysipelothrix rhusiopathiae isolates recovered from fish, a harbour seal (Phoca vitulina) and the marine environment are capable of inducing characteristic cutaneous lesions in pigs.

T. Opriessnig, P. Halbur, H. Shen, 2013, Journal of comparative pathology.

Use of a swine bioassay and a RT-PCR assay to assess the risk of transmission of swine hepatitis E virus in pigs.

P. Halbur, X. Meng, D. Guenette, 2002, Journal of virological methods.

Comparison of the Antigen Distribution of Two US Porcine Reproductive and Respiratory Syndrome Virus Isolates with that of the Lelystad Virus

P. Halbur, P. Paul, J. Landgraf, 1996 .

Outbreak of H5N2 highly pathogenic avian Influenza A virus infection in two commercial layer facilities

P. H. Arruda, P. Halbur, P. Gauger, 2016, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

An investigation of susceptibility to porcine reproductive and respiratory syndrome virus between two genetically diverse commercial lines of pigs1

A. Vincent, P. Halbur, E. Thacker, 2006, Journal of animal science.

Shedding and infection dynamics of porcine circovirus type 2 (PCV2) after experimental infection.

T. Opriessnig, P. Halbur, D. Madson, 2011, Veterinary microbiology.

Effects of adjuvants on porcine circovirus type 2-associated lesions

T. Opriessnig, P. Halbur, M. Hoogland, 2006 .

Commercially produced spray-dried porcine plasma contains increased concentrations of porcine circovirus type 2 DNA but does not transmit porcine circovirus type 2 when fed to naive pigs.

T. Opriessnig, P. Halbur, J. Campbell, 2011, Journal of animal science.

Experimental Reproduction of Postweaning Multisystemic Wasting Syndrome in Pigs by Dual Infection with Mycoplasma hyopneumoniae and Porcine Circovirus Type 2

S. Yu, T. Opriessnig, P. Halbur, 2004, Veterinary pathology.

Immunohistochemical staining of IFN-gamma positive cells in porcine reproductive and respiratory syndrome virus-infected lungs.

P. Halbur, Rungrat Saiyasombat, A. Rungsipipat, 2003, Veterinary immunology and immunopathology.

Update on abortion storms and sow mortality

P. Halbur, E. Bush, 1997 .

Porcine Circovirus Type 2–Associated Disease: Update on Current Terminology, Clinical Manifestations, Pathogenesis, Diagnosis, and Intervention Strategies

T. Opriessnig, P. Halbur, X. Meng, 2007, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Molecular cloning and nucleotide sequencing of the 3'-terminal genomic RNA of the porcine reproductive and respiratory syndrome virus.

P. Halbur, X. Meng, P. Paul, 1994, The Journal of general virology.

Effect of Vaccination with Selective Bacterins on Conventional Pigs Infected with Type 2 Porcine Circovirus

S. Yu, T. Opriessnig, P. Halbur, 2003, Veterinary pathology.

Effects of Porcine Circovirus Type 2 (PCV2) Maternal Antibodies on Experimental Infection of Piglets with PCV2

T. Opriessnig, P. Halbur, M. Fenaux, 2005, Clinical Diagnostic Laboratory Immunology.

Influence of pig age on virus titer and bactericidal activity of porcine reproductive and respiratory syndrome virus (PRRSV)-infected pulmonary intravascular macrophages (PIMs).

P. Halbur, E. Thacker, R. Thanawongnuwech, 1998, Veterinary microbiology.

Comparison of the Pathogenicity of Two US Porcine Reproductive and Respiratory Syndrome Virus Isolates with that of the Lelystad Virus

P. Halbur, P. Paul, J. Landgraf, 1995, Veterinary pathology.

Comparative Pathogenicity of Nine US Porcine Reproductive and Respiratory Syndrome Virus (PRRSV) Isolates in a Five-Week-Old Cesarean-Derived, Colostrum-Deprived Pig Model

P. Halbur, P. Paul, J. J. Andrews, 1996, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Increased Production of Proinflammatory Cytokines following Infection with Porcine Reproductive and Respiratory Syndrome Virus and Mycoplasma hyopneumoniae

P. Halbur, E. Thacker, B. Thacker, 2004, Clinical Diagnostic Laboratory Immunology.

Comparison of experimental models for Streptococcus suis infection of conventional pigs.

T. Opriessnig, P. Halbur, J. Roth, 2003, Canadian journal of veterinary research = Revue canadienne de recherche veterinaire.

Three cases of porcine respiratory disease complex associated with porcine circovirus type 2 infection

P. Halbur, S. Sorden, P. Harms, 2002 .

Efficacy of Antimicrobial Treatments and Vaccination Regimens for Control of Porcine Reproductive and Respiratory Syndrome Virus and Streptococcus suis Coinfection of Nursery Pigs

P. Halbur, E. Thacker, J. Roth, 2000, Journal of Clinical Microbiology.

Porcine Respiratory Disease Complex

P. Halbur, E. Thacker, S. Brockmeier, 2002 .

Cardiovascular lesions in pigs naturally or experimentally infected with porcine circovirus type 2.

T. Opriessnig, P. Halbur, B. Janke, 2006, Journal of comparative pathology.

Detection of a Novel Strain of Porcine Circovirus in Pigs with Postweaning Multisystemic Wasting Syndrome

P. Halbur, S. Sorden, M. Morgan, 1998, Journal of Clinical Microbiology.

Immunogenicity and Pathogenicity of Chimeric Infectious DNA Clones of Pathogenic Porcine Circovirus Type 2 (PCV2) and Nonpathogenic PCV1 in Weanling Pigs

T. Opriessnig, P. Halbur, M. Fenaux, 2003, Journal of Virology.

Cloned Genomic DNA of Type 2 Porcine Circovirus Is Infectious When Injected Directly into the Liver and Lymph Nodes of Pigs: Characterization of Clinical Disease, Virus Distribution, and Pathologic Lesions

P. Halbur, M. Fenaux, M. Gill, 2002, Journal of Virology.

Detection and in vitro and in vivo characterization of porcine circovirus DNA from a porcine-derived commercial pepsin product.

T. Opriessnig, P. Halbur, M. Fenaux, 2004, The Journal of general virology.

Porcine Circovirus Type 2 (PCV-2) Coinfections in US Field Cases of Postweaning Multisystemic Wasting Syndrome (PMWS)

T. Opriessnig, P. Halbur, K. Schwartz, 2002, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Susceptibility of porcine circovirus type 2 to commercial and laboratory disinfectants

P. Halbur, P. Paul, P. Nawagitgul, 2001 .

Effect of porcine circovirus type 2 infection and replication on activated porcine peripheral blood mononuclear cells in vitro.

S. Yu, P. Halbur, E. Thacker, 2009, Veterinary immunology and immunopathology.

Vaccination of sows reduces the prevalence of PCV-2 viraemia in their piglets under field conditions

T. Opriessnig, P. Halbur, K. O'Neill, 2012, Veterinary Record.

Infectivity of porcine circovirus type 2 DNA in semen from experimentally-infected boars

T. Opriessnig, P. Halbur, D. Madson, 2008, Veterinary research.

Better defining the role of boar semen in porcine circovirus type 2 transmission

T. Opriessnig, P. Halbur, D. Madson, 2007 .

Explorer Immunogenicity and pathogenicity of chimeric infectious DNA clones of pathogenic porcine circovirus type 2 ( PCV 2 ) and nonpathogenic PCV 1 in weanling pigs

T. Opriessnig, P. Halbur, M. Fenaux, 2017 .

Multisystemic Wasting Syndrome Circovirus in Pigs with Postweaning Detection of a Novel Strain of Porcine

P. Halbur, S. Sorden, M. Morgan, 1998 .

Molecular characterization of porcine TT virus, an orphan virus, in pigs from six different countries.

P. Halbur, M. Fenaux, X. Meng, 2004, Veterinary microbiology.

Vaccine efficacy and immune response to Mycoplasma hyopneumoniae challenge in pigs vaccinated against porcine reproductive and respiratory syndrome virus and M hyopneumoniae

P. Halbur, E. Thacker, W. Waters, 2002 .

Molecular evolutionary genetic analysis of emerging parvoviruses identified in pigs.

T. Opriessnig, P. Halbur, C. Xiao, 2013, Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases.

A novel virus in swine is closely related to the human hepatitis E virus.

S. Emerson, R. Purcell, P. Halbur, 1997, Proceedings of the National Academy of Sciences of the United States of America.

Comparison of the pathogenicity of two US porcine reproductive and respiratory syndrome virus isolates with that of the Lelystad virus.

P. Halbur, X. Meng, P. Paul, 1995, Veterinary pathology.

"PRRS Plus" - PRRS Virus Infection in Combination with Other Agents

P. Halbur, 2003 .

Effect of porcine reproductive and respiratory syndrome virus (PRRSV) (isolate ATCC VR-2385) infection on bactericidal activity of porcine pulmonary intravascular macrophages (PIMs): in vitro comparisons with pulmonary alveolar macrophages (PAMs).

P. Halbur, E. Thacker, R. Thanawongnuwech, 1997, Veterinary immunology and immunopathology.

Immunohistochemical Identification of Porcine Reproductive and Respiratory Syndrome Virus (PRRSV) Antigen in the Heart and Lymphoid System of Three-week-old Colostrum-deprived Pigs

P. Halbur, P. Paul, L. D. Miller, 1995, Veterinary pathology.

Evaluation of the intranasal route for porcine reproductive and respiratory disease modified-live virus vaccination.

T. Opriessnig, P. Halbur, P. Gauger, 2021, Vaccine.

The middle half genome of interferon-inducing porcine reproductive and respiratory syndrome virus strain A2MC2 is essential for interferon induction.

T. Opriessnig, P. Halbur, S. Samal, 2017, The Journal of general virology.

Explorer Use of an experimental model to test the efficacy of planned exposure to live porcine reproductive and respiratory syndrome virus

T. Opriessnig, P. Halbur, R. Baker, 2017 .

Enhancing neutralizing antibody production by an interferon-inducing porcine reproductive and respiratory syndrome virus strain.

T. Opriessnig, P. Halbur, Yanjin Zhang, 2013, Vaccine.

Neurovascular Lesions Immunohistochemical Detection of Porcine Reproductive and Respiratory Syndrome Virus Antigen in

P. Halbur, R. Thanawongnuwech, J. J. Andrews, 2013 .

Attenuation of Porcine Reproductive and Respiratory Syndrome Virus by Molecular Breeding of Virus Envelope Genes from Genetically Divergent Strains

T. Opriessnig, P. Halbur, Dianjun Cao, 2012, Journal of Virology.

Effect of porcine circovirus type 2a or 2b on infection kinetics and pathogenicity of two genetically divergent strains of porcine reproductive and respiratory syndrome virus in the conventional pig model

T. Opriessnig, P. Halbur, P. Gauger, 2012, Veterinary Microbiology.

Use of an Experimental Model To Test the Efficacy of Planned Exposure to Live Porcine Reproductive and Respiratory Syndrome Virus

T. Opriessnig, P. Halbur, R. Baker, 2007, Clinical and Vaccine Immunology.

porcine reproductive and respiratory syndrome virus (PRRSV)

T. Opriessnig, P. Halbur, R. Baker, 2007 .

In vitro susceptibility of macrophages to porcine reproductive and respiratory syndrome virus varies between genetically diverse lines of pigs.

A. Vincent, P. Halbur, E. Thacker, 2005, Viral immunology.

Genomic homology of ORF 5 gene sequence between modified live vaccine virus and porcine reproductive and respiratory syndrome virus challenge isolates is not predictive of vaccine efficacy

A. Vincent, T. Opriessnig, P. Halbur, 2005 .

Comparison of Molecular and Biological Characteristics of a Modified Live Porcine Reproductive and Respiratory Syndrome Virus (PRRSV) Vaccine (Ingelvac PRRS MLV), the Parent Strain of the Vaccine (ATCC VR2332), ATCC VR2385, and Two Recent Field Isolates of PRRSV

T. Opriessnig, P. Halbur, K. Harmon, 2002, Journal of Virology.

Effects of different us isolates of porcine reproductive and respiratory syndrome virus (PRRSV) on blood and bone marrow parameters of experimentally infected pigs

P. Halbur, X. Meng, P. Paul, 2002, Veterinary Record.

Pathogenesis of Porcine Reproductive and Respiratory Syndrome Virus-induced Increase in Susceptibility to Streptococcus suis Infection

P. Halbur, J. Roth, B. Thacker, 2000, Veterinary pathology.

Effects of Low (Modified-live Virus Vaccine) and High (VR-2385)-Virulence Strains of Porcine Reproductive and Respiratory Syndrome Virus on Pulmonary Clearance of Copper Particles in Pigs

P. Halbur, E. Thacker, M. Ackermann, 1998, Veterinary pathology.

PRRS Virus-Induced Damage to Intravascular Macrophages

P. Halbur, J. Bruna, R. Thanawongnuwech, 1998 .

Immunohistochemical Detection of Porcine Reproductive and Respiratory Syndrome Virus Antigen in Neurovascular Lesions

P. Halbur, R. Thanawongnuwech, J. J. Andrews, 1997, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Temporal and Morphologic Characterization of the Distribution of Porcine Reproductive and Respiratory Syndrome Virus (PRRSV) by In Situ Hybridization in Pigs Infected with Isolates of PRRSV that Differ in Virulence

P. Halbur, T. Sirinarumitr, X. Meng, 1997, Veterinary pathology.

Characterization of a High-Virulence US Isolate of Porcine Reproductive and Respiratory Syndrome Virus in a Continuous Cell Line, ATCC CRL11171

P. Halbur, P. Paul, X. Meng, 1996, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

A nested set of six or seven subgenomic mRNAs is formed in cells infected with different isolates of porcine reproductive and respiratory syndrome virus.

P. Halbur, X. Meng, P. Paul, 1996, The Journal of general virology.

Sequence comparison of open reading frames 2 to 5 of low and high virulence United States isolates of porcine reproductive and respiratory syndrome virus.

P. Halbur, X. Meng, P. Paul, 1995, The Journal of general virology.

Experimental transmission of an apparent viral pneumonia in conventional and gnotobiotic pigs

P. Halbur, K. Schwartz, P. Paul, 1993, Veterinary Record.

Explorer Effects of porcine circovirus type 2 ( PCV 2 ) maternal antibodies on experimental infection of piglets with PCV 2

T. Opriessnig, P. Halbur, M. Fenaux, 2017 .

ORF1 but not ORF2 dependent differences are important for in vitro replication of PCV2 in porcine alveolar macrophages singularly or coinfected with PRRSV.

T. Opriessnig, P. Halbur, Chong Wang, 2012, Veterinary microbiology.

14_Artificial Insemination and Its Role in Transmission of Swine Viruses

T. Opriessnig, P. Halbur, L. Gimenez-Lirola, 2012 .

Explorer Influence of maternal antibodies on efficacy of porcine circovirus type 2 ( PCV 2 ) vaccination to protect pigs from experimental infection with PCV 2

T. Opriessnig, P. Halbur, X. Meng, 2017 .

Porcine reproductive and respiratory syndrome virus (PRRSV) influences infection dynamics of porcine circovirus type 2 (PCV2) subtypes PCV2a and PCV2b by prolonging PCV2 viremia and shedding.

T. Opriessnig, P. Halbur, N. M. Beach, 2011, Veterinary microbiology.

Studies on Porcine Circovirus Type 2 Vaccination of 5-Day-Old Piglets

T. Opriessnig, P. Halbur, K. O'Neill, 2011, Clinical and Vaccine Immunology.

Porcine circovirus type 2 (PCV2) vaccination is effective in reducing disease and PCV2 shedding in semen of boars concurrently infected with PCV2 and Mycoplasma hyopneumoniae.

T. Opriessnig, P. Halbur, D. Madson, 2011, Theriogenology.

Planned exposure to porcine circovirus type 2 by serum injection is not effective at preventing porcine circovirus associated disease

T. Opriessnig, P. Halbur, X. Meng, 2007 .

Porcine Circovirus Type 2 Infection Decreases the Efficacy of a Modified Live Porcine Reproductive and Respiratory Syndrome Virus Vaccine

T. Opriessnig, P. Halbur, K. Harmon, 2006, Clinical and Vaccine Immunology.

Evidence of Breed-dependent Differences in Susceptibility to Porcine Circovirus Type-2-associated Disease and Lesions

T. Opriessnig, P. Halbur, M. Rothschild, 2006, Veterinary pathology.

Effects of the timing of the administration of Mycoplasma hyopneumoniae bacterin on the development of lesions associated with porcine circovirus type 2

S. Yu, T. Opriessnig, P. Halbur, 2006, Veterinary Record.

Evaluation of diagnostic assays for the serological detection of Actinobacillus pleuropneumoniae on samples of known or unknown exposure

T. Opriessnig, P. Halbur, M. Gottschalk, 2013, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Effect of porcine parvovirus vaccination on the development of PMWS in segregated early weaned pigs coinfected with type 2 porcine circovirus and porcine parvovirus.

S. Yu, T. Opriessnig, P. Halbur, 2004, Veterinary microbiology.

Porcine circovirus type 2 (PCV2)-infection and re-inoculation with homologous or heterologous strains: virological, serological, pathological and clinical effects in growing pigs

T. Opriessnig, P. Halbur, J. Prickett, 2010, Veterinary research.

EffectsofMycoplasma hyopneumoniaevaccinationinpigs co-infectedwithM hyopneumoniaeandporcinecircovirus type2

S. Yu, T. Opriessnig, P. Halbur, 2008 .

Effects of Mycoplasma hyopneumoniae vaccination in pigs co-infected with M hyopneumoniae and porcine circovirus type 2

S. Yu, T. Opriessnig, P. Halbur, 2007 .

Mycoplasma bovis-associated pneumonia and arthritis complicated with pyogranulomatous tenosynovitis in calves.

P. Halbur, R. Nutsch, R. Rosenbusch, 1996, Journal of the American Veterinary Medical Association.

Identification and characterization of novel porcine astroviruses (PAstVs) with high prevalence and frequent co-infection of individual pigs with multiple PAstV types.

T. Opriessnig, P. Halbur, P. Gerber, 2013, The Journal of general virology.

PCV2d-2 is the predominant type of PCV2 DNA in pig samples collected in the U.S. during 2014-2016.

T. Opriessnig, P. Halbur, C. Xiao, 2016, Veterinary microbiology.

Explorer Two amino acid mutations in the capsid protein of type 2 porcine circovirus ( PCV 2 ) enhanced PCV 2 replication in vitro and attenuated the virus in vivo

T. Opriessnig, P. Halbur, M. Fenaux, 2017 .

Demonstration of porcine circovirus type 2 in the testes and accessory sex glands of a boar

T. Opriessnig, P. Halbur, C. Kuster, 2006 .

Derivation of porcine circovirus type 2-negative pigs from positive breeding herds

S. Yu, T. Opriessnig, P. Halbur, 2004 .

Gross and Microscopic Lesions in Porcine Fetuses Infected with Porcine Reproductive and Respiratory Syndrome Virus

P. Halbur, K. Lager, Patrick G. Halbur, 1996, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Identification of recently described porcine parvoviruses in archived North American samples from 1996 and association with porcine circovirus associated disease.

T. Opriessnig, P. Halbur, P. Gerber, 2014, Veterinary microbiology.

Increasing porcine PARV4 prevalence with pig age in the U.S. pig population.

T. Opriessnig, P. Halbur, C. Xiao, 2012, Veterinary microbiology.

Global molecular genetic analysis of porcine circovirus type 2 (PCV2) sequences confirms the presence of four main PCV2 genotypes and reveals a rapid increase of PCV2d.

T. Opriessnig, P. Halbur, C. Xiao, 2015, The Journal of general virology.

Detection by Reverse Transcription-PCR and Genetic Characterization of Field Isolates of Swine Hepatitis E Virus from Pigs in Different Geographic Regions of the United States

P. Halbur, F. Pierson, X. Meng, 2002, Journal of Clinical Microbiology.

Evidence of Extrahepatic Sites of Replication of the Hepatitis E Virus in a Swine Model

P. Halbur, X. Meng, G. Haqshenas, 2001, Journal of Clinical Microbiology.

Comparative Pathogenesis of Infection of Pigs with Hepatitis E Viruses Recovered from a Pig and a Human

S. Emerson, R. Purcell, P. Halbur, 2001, Journal of Clinical Microbiology.

Genetic and Experimental Evidence for Cross-Species Infection by Swine Hepatitis E Virus

M. Shapiro, S. Emerson, R. Purcell, 1998, Journal of Virology.

A live-attenuated and an inactivated chimeric porcine circovirus (PCV)1-2 vaccine are both effective at inducing a humoral immune response and reducing PCV2 viremia and intrauterine infection in female swine of breeding age.

T. Opriessnig, P. Halbur, Chong Wang, 2014, Canadian journal of veterinary research = Revue canadienne de recherche veterinaire.

Expression of human CD46 has no effect on porcine circovirus type 2 infection and shedding in the experimental pig model

T. Opriessnig, P. Halbur, N. M. Beach, 2012, Veterinary Research Communications.

A Porcine circovirus type 2b (PCV2b)-based experimental vaccine is effective in the PCV2b-Mycoplasma hyopneumoniae coinfection pig model.

T. Opriessnig, P. Halbur, P. Gauger, 2019, Vaccine.

Comparison of Three Enzyme-Linked Immunosorbent Assays to Detect Porcine Circovirus-2 (PCV-2)—Specific Antibodies after Vaccination or Inoculation of Pigs with Distinct PCV-1 or PCV-2 Isolates

T. Opriessnig, P. Halbur, S. Ramamoorthy, 2008, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Comparison of the effectiveness of passive (dam) versus active (piglet) immunization against porcine circovirus type 2 (PCV2) and impact of passively derived PCV2 vaccine-induced immunity on vaccination.

T. Opriessnig, P. Halbur, D. Madson, 2010, Veterinary microbiology.

Future perspectives on swine viral vaccines: where are we headed?

T. Opriessnig, P. Halbur, A. K. Karuppannan, 2021, Porcine Health Management.

Prevalence and phylogenetic analysis of the current porcine circovirus 2 genotypes after implementation of widespread vaccination programmes in the USA.

T. Opriessnig, P. Halbur, Huigang Shen, 2012, The Journal of general virology.

Porcine circovirus type 2a or 2b based experimental vaccines provide protection against PCV2d/porcine parvovirus 2 co-challenge.

T. Opriessnig, P. Halbur, A. K. Karuppannan, 2020, Vaccine.

Edinburgh Explorer Comparison of three enzyme-linked immunosorbent assays to detect Porcine circovirus-2 (PCV-2)-specific antibodies after vaccination or inoculation of pigs with distinct PCV-1 or PCV-2 isolates to

T. Opriessnig, P. Halbur, S. Ramamoorthy, 2018 .

Vaccination with inactivated or live-attenuated chimeric PCV1-2 results in decreased viremia in challenge-exposed pigs and may reduce transmission of PCV2.

T. Opriessnig, P. Halbur, N. M. Beach, 2012, Veterinary microbiology.

Limited susceptibility of three different mouse (Mus musculus) lines to Porcine circovirus-2 infection and associated lesions.

Douglas E. Jones, T. Opriessnig, P. Halbur, 2009, Canadian journal of veterinary research = Revue canadienne de recherche veterinaire.

Characterization of Shedding Patterns of Porcine Circovirus Types 2a and 2b in Experimentally Inoculated Mature Boars

T. Opriessnig, P. Halbur, D. Madson, 2008, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

and Tanja Mature Boars Types 2 a and 2 b in Experimentally Inoculated Porcine Circovirus Characterization of Shedding Patterns of

T. Opriessnig, P. Halbur, D. Madson, 2008 .

BRIEF COMMUNICATIONS A monoclonal-antibody-based immunohistochemical method for the detection of swine influenza virus in formalin-fixe d, paraffin-embe dded tissues

P. Halbur, B. Janke, P. Paul, 1997 .

Development of a reverse transcription-PCR assay to detect porcine circovirus type 2 transcription as a measure of replication.

T. Opriessnig, S. Carpenter, P. Halbur, 2005, Journal of virological methods.

Development and validation of a duplex real-time PCR assay for the simultaneous detection and quantification of porcine circovirus type 2 and an internal control on porcine semen samples.

T. Opriessnig, P. Halbur, D. Madson, 2008, Journal of virological methods.

Shedding and infection dynamics of porcine circovirus type 2 (PCV2) after natural exposure.

T. Opriessnig, P. Halbur, D. Madson, 2011, Veterinary microbiology.

Commercial PCV2a-based vaccines are effective in protecting naturally PCV2b-infected finisher pigs against experimental challenge with a 2012 mutant PCV2.

T. Opriessnig, P. Halbur, P. Gerber, 2014, Vaccine.

In situ hybridization technique for the detection of swine enteric and respiratory coronaviruses, transmissible gastroenteritis virus (TGEV) and porcine respiratory coronavirus (PRCV), in formalin-fixed paraffin-embedded tissues

P. Halbur, T. Sirinarumitr, P. Paul, 1996, Journal of Virological Methods.

Lasalocid Toxicosis in Neonatal Calves

W. J. Quinn, P. Halbur, B. Janke, 1998, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Emergence of a novel mutant PCV2b variant associated with clinical PCVAD in two vaccinated pig farms in the U.S. concurrently infected with PPV2.

T. Opriessnig, P. Halbur, P. Gerber, 2013, Veterinary microbiology.

Phylogenetic analyses of the putative M (ORF 6) and N (ORF 7) genes of porcine reproductive and respiratory syndrome virus (PRRSV): implication for the existence of two genotypes of PRRSV in the U.S.A. and Europe

P. Halbur, X. Meng, P. Paul, 1995, Archives of Virology.

The prevalence of Torque teno sus virus (TTSuV) is common and increases with the age of growing pigs in the United States.

T. Opriessnig, P. Halbur, C. Xiao, 2012, Journal of virological methods.

Improving ante mortem diagnosis of Erysipelothrix rhusiopathiae infection by use of oral fluids for bacterial, nucleic acid, and antibody detection.

T. Opriessnig, P. Halbur, C. Xiao, 2013, Journal of microbiological methods.

Development and evaluation of an enzyme-linked immunosorbent assay based on a recombinant SpaA protein (rSpaA415) for detection of anti-Erysipelothrix spp. IgG antibodies in pigs.

T. Opriessnig, P. Halbur, C. Xiao, 2012, Journal of microbiological methods.

Vaccines using Pulsed-Field Gel Electrophoresis : Genetic Characterization of Midwest US Isolates and Live Commercial Erysipelothrix Rhusiopathiae

T. Opriessnig, P. Halbur, Stephen B. Gaul, 2011 .

Development and Validation of an Immunohistochemical Method for Rapid Diagnosis of Swine Erysipelas in Formalin-Fixed, Paraffin-Embedded Tissue Samples

T. Opriessnig, P. Halbur, J. S. Bender, 2010, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Erysipelothrix Rhusiopathiae: Genetic Characterization of Midwest US Isolates and Live Commercial Vaccines using Pulsed-Field Gel Electrophoresis

T. Opriessnig, P. Halbur, Stephen B. Gaul, 2004, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Molecular Characterization of Recent and Archived Erysipelothrix rhusiopathiae Isolates

T. Opriessnig, P. Halbur, Stephen B. Gaul, 2003 .

Development of a Heteroduplex Mobility Assay To Identify Field Isolates of Porcine Reproductive and Respiratory Syndrome Virus with Nucleotide Sequences Closely Related to Those of Modified Live-Attenuated Vaccines

P. Halbur, K. Yoon, X. Meng, 2003, Journal of Clinical Microbiology.

Cross‐species infection of specific‐pathogen‐free pigs by a genotype 4 strain of human hepatitis E virus

T. Opriessnig, P. Halbur, Yao-Wei Huang, 2008, Journal of medical virology.

Experimental infection of pigs with the newly identified swine hepatitis E virus (swine HEV), but not with human strains of HEV

S. Emerson, R. Purcell, P. Halbur, 1998, Archives of Virology.

Routes of Transmission of Swine Hepatitis E Virus in Pigs

P. Halbur, D. Guenette, C. Kasorndorkbua, 2004, Journal of Clinical Microbiology.

Experimental infection of pregnant gilts with swine hepatitis E virus.

P. Halbur, B. Thacker, D. Guenette, 2003, Canadian journal of veterinary research = Revue canadienne de recherche veterinaire.

Short Communication Detection and characterization of infectious Hepatitis E virus from commercial pig livers sold in local grocery stores in the USA

T. Opriessnig, P. Halbur, D. Guenette, 2007 .

Differences in capabilities of different enzyme immunoassays to detect anti-hepatitis E virus immunoglobulin G in pigs infected experimentally with hepatitis E virus genotype 3 or 4 and in pigs with unknown exposure.

T. Opriessnig, P. Halbur, J. Prickett, 2011, Journal of virological methods.

Deletions of the Hypervariable Region (HVR) in Open Reading Frame 1 of Hepatitis E Virus Do Not Abolish Virus Infectivity: Evidence for Attenuation of HVR Deletion Mutants In Vivo

T. Opriessnig, P. Halbur, F. Pierson, 2008, Journal of Virology.

Initiation at the Third In-Frame AUG Codon of Open Reading Frame 3 of the Hepatitis E Virus Is Essential for Viral Infectivity In Vivo

T. Opriessnig, P. Halbur, Yao-Wei Huang, 2007, Journal of Virology.

Susceptibility of fox squirrels (Sciurus niger) to West Nile virus by oral exposure.

P. Halbur, L. Bartholomay, B. Blitvich, 2010, Vector borne and zoonotic diseases.

Simultaneous Detection of Antibodies against Apx Toxins ApxI, ApxII, ApxIII, and ApxIV in Pigs with Known and Unknown Actinobacillus pleuropneumoniae Exposure Using a Multiplexing Liquid Array Platform

T. Opriessnig, P. Halbur, Yonghou Jiang, 2013, Clinical and Vaccine Immunology.

Vitamin E and Selenium Concentrations in Livers of Pigs Diagnosed with Mulberry Heart Disease

P. Halbur, B. Janke, F. Pallarés, 2002, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Characterization of a Novel Porcine Parvovirus Tentatively Designated PPV5

T. Opriessnig, P. Halbur, C. Xiao, 2013, PloS one.

High prevalence and genetic diversity of porcine bocaviruses in pigs in the USA, and identification of multiple novel porcine bocaviruses.

T. Opriessnig, P. Halbur, P. Gerber, 2014, The Journal of general virology.

A prime-boost concept using a T-cell epitope-driven DNA vaccine followed by a whole virus vaccine effectively protected pigs in the pandemic H1N1 pig challenge model.

T. Opriessnig, P. Halbur, P. Gerber, 2019, Vaccine.

Complete Genome Sequence of a Novel Porcine Parvovirus (PPV) Provisionally Designated PPV5

T. Opriessnig, P. Halbur, C. Xiao, 2013, Genome Announcements.

Dissecting the potential role of hepatitis E virus ORF1 nonstructural gene in cross‐species infection by using intergenotypic chimeric viruses

T. Opriessnig, P. Halbur, A. K. Karuppannan, 2020, Journal of medical virology.

Porcine Astrovirus Type 5-Associated Enteritis in Pigs.

T. Opriessnig, P. Halbur, C. Xiao, 2020, Journal of comparative pathology.

Complete Genome Sequence of a Newly Identified Porcine Astrovirus Genotype 3 Strain US-MO123

T. Opriessnig, P. Halbur, C. Xiao, 2012, Journal of Virology.

Application of Immunohistochemistry and ELISA for the Diagnosis of Neospora-Infected Cattle

P. Halbur, M. Hessler, 1997 .

Immunohistochemical and Pathological Study of Mycoplasma Bovis-Associated Lung Abscesses in Calves

P. Halbur, C. Chase, R. Rosenbusch, 1995, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

The Level of Virus-Specific T-Cell and Macrophage Recruitment in Porcine Reproductive and Respiratory Syndrome Virus Infection in Pigs Is Independent of Virus Load

P. Halbur, S. Dee, M. Murtaugh, 2004, Journal of Virology.

Integrated Organotypic Slice Cultures and RT-QuIC (OSCAR) Assay: Implications for Translational Discovery in Protein Misfolding Diseases

P. Halbur, A. Kanthasamy, V. Anantharam, 2017, Scientific Reports.

Chimeric porcine reproductive and respiratory syndrome virus containing shuffled multiple envelope genes confers cross-protection in pigs.

T. Opriessnig, P. Halbur, Dianjun Cao, 2015, Virology.

In Vitro and In Vivo Mutational Analysis of the 3′-Terminal Regions of Hepatitis E Virus Genomes and Replicons

M. St. Claire, S. Emerson, R. Purcell, 2005, Journal of Virology.

Inactivation of infectious hepatitis E virus present in commercial pig livers sold in local grocery stores in the United States.

T. Opriessnig, P. Halbur, X. Meng, 2008, International journal of food microbiology.

Capped RNA Transcripts of Full-Length cDNA Clones of Swine Hepatitis E Virus Are Replication Competent When Transfected into Huh7 Cells and Infectious When Intrahepatically Inoculated into Pigs

S. Emerson, P. Halbur, X. Meng, 2005, Journal of Virology.

Monoclonal Antibody-Based Immunohistochemical Technique for the Detection of Mycoplasma Bovis in Formalin-Fixed, Paraffin-Embedded Calf Lung Tissues

P. Halbur, J. J. Andrews, R. Rosenbusch, 1995, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

A porcine reproductive and respiratory syndrome virus candidate vaccine based on the synthetic attenuated virus engineering approach is attenuated and effective in protecting against homologous virus challenge.

T. Opriessnig, P. Halbur, P. Gerber, 2016, Vaccine.

Refinement of a colostrum-deprived pig model for infectious disease research

T. Opriessnig, P. Halbur, P. Gerber, 2018, MethodsX.

Comparison of Commercial Real-Time Reverse Transcription-PCR Assays for Reliable, Early, and Rapid Detection of Heterologous Strains of Porcine Reproductive and Respiratory Syndrome Virus in Experimentally Infected or Noninfected Boars by Use of Different Sample Types

T. Opriessnig, P. Halbur, P. Gerber, 2012, Journal of Clinical Microbiology.

Laboratory diagnosis of porcine reproductive and respiratory syndrome (PRRS) virus infection

P. Halbur, S. Dee, P. Yeske, 1996 .

Sample Types Noninfected Boars by Use of Different Virus in Experimentally Infected or Reproductive and Respiratory Syndrome Heterologous Strains of Porcine Reliable, Early, and Rapid Detection of Reverse Transcription-PCR Assays for Comparison of Commercial Real-Time

P. Halbur, Tan Wang, P. Gerber, 2014 .

An interferon inducing porcine reproductive and respiratory syndrome virus vaccine candidate elicits protection against challenge with the heterologous virulent type 2 strain VR-2385 in pigs.

T. Opriessnig, P. Halbur, Yanjin Zhang, 2017, Vaccine.

Development and validation of a 4-plex antibody assay for simultaneous detection of IgG antibodies against Torque teno sus virus 1 (TTSuV1), TTSuV2, and porcine reproductive and respiratory syndrome virus types 1 and 2.

T. Opriessnig, P. Halbur, P. Gerber, 2014, Research in veterinary science.

Control of porcine reproductive and respiratory syndrome (PRRS) virus

P. Halbur, S. Dee, P. Yeske, 1996 .

Mechanical transmission of enterotoxigenic Escherichia coli to weaned pigs by people, and biosecurity procedures that prevented such transmission

P. Halbur, N. Cornick, B. Byrne, 2003 .

Evaluation of the efficacy of a commercial inactivated genogroup 2b-based porcine epidemic diarrhea virus (PEDV) vaccine and experimental live genogroup 1b exposure against 2b challenge

T. Opriessnig, P. Halbur, P. Gerber, 2017, Veterinary Research.

Transmissible Gastroenteritis Virus Isolates Use of Nonradioactive cDNA Probes to Differentiate Porcine Respiratory Coronavirus and

P. Halbur, E. Vaughn, P. Paul, 2013 .

Use of Nonradioactive cDNA Probes to Differentiate Porcine Respiratory Coronavirus and Transmissible Gastroenteritis Virus Isolates

P. Halbur, E. Vaughn, P. Paul, 1996, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Comparison of commercial enzyme-linked immunosorbent assays and fluorescent microbead immunoassays for detection of antibodies against porcine reproductive and respiratory syndrome virus in boars.

T. Opriessnig, P. Halbur, P. Gerber, 2014, Journal of virological methods.

Development of a novel fluorescent microbead-based immunoassay and comparison with three enzyme-linked immunoassays for detection of anti-Erysipelothrix spp. IgG antibodies in pigs with known and unknown exposure.

T. Opriessnig, P. Halbur, C. Xiao, 2012, Journal of microbiological methods.

Live-Attenuated Vaccines Related to Those of Modified Virus with Nucleotide Sequences Closely Reproductive and Respiratory Syndrome Assay To Identify Field Isolates of Porcine Development of a Heteroduplex Mobility

P. Halbur, K. Yoon, X. Meng, 2002 .

Bacillus pumilus probiotic feed supplementation mitigates Lawsonia intracellularis shedding and lesions

T. Opriessnig, P. Halbur, A. K. Karuppannan, 2019, Veterinary Research.

SPIKE and D-PIKE: innovative experiences that engage students early and position them to succeed in food-supply veterinary medicine.

P. Halbur, L. Karriker, A. Ramirez, 2008, Journal of veterinary medical education.

Development of a fluorescent microbead-based immunoassay for the detection of hepatitis E virus IgG antibodies in pigs and comparison to an enzyme-linked immunoassay.

T. Opriessnig, P. Halbur, P. Gerber, 2013, Journal of virological methods.

Pathogenesis of porcine reproductive and respiratory syndrome in growing pigs

P. Halbur, 1995 .

Detection of Intracellular Porcine Reproductive and Respiratory Syndrome Virus Nucleocapsid Protein in Porcine Macrophages by Flow Cytometry

P. Halbur, E. Thacker, B. Thacker, 1998, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Antigen in the Heart and Lymphoid System of Three-week-old Colostrum-deprived Pigs Immunohistochemical Identification of Porcine Reproductive and Respiratory Syndrome Virus (PRRSV)

P. Halbur, P. Paul, L. D. Miller, 2011 .

Comparison of the efficacy of a commercial inactivated influenza A/H1N1/pdm09 virus (pH1N1) vaccine and two experimental M2e-based vaccines against pH1N1 challenge in the growing pig model

T. Opriessnig, P. Halbur, P. Gerber, 2018, PloS one.

Comparison of the efficacy of a commercial inactivated influenza A/H1N1/pdm09 virus (pH1N1) vaccine and two experimental M2e-based vaccines against pH1N1 challenge in the growing pig model

T. Opriessnig, P. Halbur, P. Gerber, 2018, PloS one.

Expression of human CD46 has no effect on porcine circovirus type 2 infection and shedding in the experimental pig model

T. Opriessnig, P. Halbur, N. M. Beach, 2012, Veterinary Research Communications.

, S . United States Pigs in Different Geographic Regions of the Isolates of Swine Hepatitis E Virus from and Genetic Characterization of Field Detection by Reverse Transcription-PCR

P. Halbur, F. Pierson, X. Meng, 2002 .

Inactivation of infectious hepatitis E virus present in commercial pig livers sold in local grocery stores in the United States.

T. Opriessnig, P. Halbur, D. Guenette, 2008, International journal of food microbiology.

Use of heteroduplex mobility assays (HMA) for pre-sequencing screening and identification of variant strains of swine and avian hepatitis E viruses.

P. Halbur, F. Pierson, X. Meng, 2003, Veterinary microbiology.

Sustaining Interferon Induction by a High-Passage Atypical Porcine Reproductive and Respiratory Syndrome Virus Strain

T. Opriessnig, P. Halbur, S. Samal, 2016 .

Experimental Infection of Pigs with a Traditional or a Variant Porcine Respiratory Coronavirus (PRCV) Strain and Impact on Subsequent Influenza A Infection

T. Opriessnig, P. Halbur, P. Gauger, 2023, Pathogens.

Fox squirrels (Sciurus niger) develop West Nile virus viremias sufficient for infecting select mosquito species.

P. Halbur, L. Bartholomay, B. Blitvich, 2008, Vector borne and zoonotic diseases.

Markedly different immune responses and virus kinetics in littermates infected with porcine circovirus type 2 or porcine parvovirus type 1.

T. Opriessnig, P. Halbur, P. Gerber, 2017, Veterinary immunology and immunopathology.

Vaccination with inactivated or live-attenuated chimeric PCV1-2 results in decreased viremia in challenge-exposed pigs and may reduce transmission of PCV2.

T. Opriessnig, P. Halbur, N. M. Beach, 2012, Veterinary microbiology.

Studies on Porcine Circovirus Type 2 Vaccination of 5-Day-Old Piglets

T. Opriessnig, P. Halbur, K. O'Neill, 2011, Clinical and Vaccine Immunology.

Commercially produced spray-dried porcine plasma contains increased concentrations of porcine circovirus type 2 DNA but does not transmit porcine circovirus type 2 when fed to naive pigs.

T. Opriessnig, P. Halbur, Huigang Shen, 2011, Journal of animal science.

Effect of porcine circovirus type 2 (PCV2) vaccination on porcine reproductive and respiratory syndrome virus (PRRSV) and PCV2 coinfection.

T. Opriessnig, P. Halbur, J. Lunney, 2008, Veterinary microbiology.

EffectsofMycoplasma hyopneumoniaevaccinationinpigs co-infectedwithM hyopneumoniaeandporcinecircovirus type2

S. Yu, T. Opriessnig, P. Halbur, 2008 .

Molecular evolutionary genetic analysis of emerging parvoviruses identified in pigs.

T. Opriessnig, P. Halbur, C. Xiao, 2013, Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases.

Rapidin situhybridization technique for the detection of ribonucleic acids in tissues using radiolabelled and fluorescein-labelled riboprobes

P. Halbur, T. Sirinarumitr, P. Paul, 1997, Molecular and Cellular Probes.

Effect of PRRSV Infection on MHC Expression by Macrophages and Monocytes

P. Halbur, E. Thacker, B. Thacker, 1997 .

Susceptibility of fox squirrels (Sciurus niger) to West Nile virus by oral exposure.

P. Halbur, L. Bartholomay, B. Blitvich, 2010, Vector borne and zoonotic diseases.

the Hepatitis E Virus in a Swine Model Evidence of Extrahepatic Sites of Replication of

P. Halbur, D. Guenette, C. Kasorndorkbua, 2001 .

Porcine Respiratory Coronavirus (PRCV): Isolation and Characterization of a Variant PRCV from USA Pigs

T. Opriessnig, P. Halbur, Gaurav Rawal, 2023, Pathogens.

Failure to experimentally infect 10 days-old piglets with a cell culture-propagated infectious stock of a classical genotype 1a porcine epidemic diarrhea virus

P. Halbur, P. Gerber, C. Xiao, 2023, Frontiers in veterinary science.

Chimeric porcine reproductive and respiratory syndrome virus containing shuffled multiple envelope genes confers cross-protection in pigs.

T. Opriessnig, P. Halbur, Dianjun Cao, 2015, Virology.