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List of works by Willie Loeffen

A socio-psychological investigation into limitations and incentives concerning reporting a clinically suspect situation aimed at improving early detection of classical swine fever outbreaks.

scientific article published on 30 September 2009

African swine fever virus excretion patterns in persistently infected animals: a quantitative approach.

scientific article published on 26 June 2012

Antigenic drift in swine influenza H3 haemagglutinins with implications for vaccination policy.

scientific article published in March 1999

Assessment of classical swine fever diagnostics and vaccine performance.

scientific article published on December 2006

Classical swine fever and avian influenza epidemics: lessons learned.

scientific article published on January 2012

Comparative evaluation of live marker vaccine candidates “CP7_E2alf” and “flc11” along with C-strain “Riems” after oral vaccination

scientific article published on February 17, 2012

Constructing naive Bayesian classifiers for veterinary medicine: A case study in the clinical diagnosis of classical swine fever

scientific article published on September 2, 2010

Detection and quantification of classical swine fever virus in air samples originating from infected pigs and experimentally produced aerosols.

scientific article

Development of a virus neutralisation test to detect antibodies against Schmallenberg virus and serological results in suspect and infected herds

scientific article

Economic Analysis of Classical Swine Fever Surveillance in the Netherlands

scientific article published on 12 September 2014

Effect of maternally derived antibodies on the clinical signs and immune response in pigs after primary and secondary infection with an influenza H1N1 virus.

scientific article published in March 2003

Effect of strain and inoculation dose of classical swine fever virus on within-pen transmission.

scientific article published on 28 July 2009

Efficacy of CSF vaccine CP7_E2alf in piglets with maternally derived antibodies

scientific article published on 10 September 2014

Efficacy of a pandemic (H1N1) 2009 virus vaccine in pigs against the pandemic influenza virus is superior to commercially available swine influenza vaccines.

scientific article

Efficacy of chimeric Pestivirus vaccine candidates against classical swine fever: Protection and DIVA characteristics

scientific article published on November 21, 2012

European surveillance network for influenza in pigs: surveillance programs, diagnostic tools and Swine influenza virus subtypes identified in 14 European countries from 2010 to 2013.

scientific article

Evaluation of Oral Bait Vaccine Efficacy Against Classical Swine Fever in Village Backyard Pig Farms in Bhutan.

scientific article published on 7 February 2015

Genetic Characterization of Porcine Circovirus Type 2 (PCV2) in Pigs of Bhutan

scientific article published on 29 May 2015

Identification and characterization of mimotopes of classical swine fever virus E2 glycoprotein using specific anti-E2 monoclonal antibodies.

scientific article published on 11 April 2013

Influenza A (H1N1) infection in pigs

scientific article published on 01 June 2009

Influenza A virus infection dynamics in swine farms in Belgium, France, Italy and Spain, 2006–2008

scientific article published on November 14, 2012

Limited BVDV transmission and full protection against CSFV transmission in pigs experimentally infected with BVDV type 1b.

scientific article

Molecular Epidemiology and Evolution of Influenza Viruses Circulating within European Swine between 2009 and 2013

scientific article

No evidence of African swine fever virus replication in hard ticks

scientific article published on 26 June 2014

No massive spread of pseudorabies virus in vaccinated sow herds.

scientific article published in April 1997

Pathway analysis in blood cells of pigs infected with classical swine fever virus: comparison of pigs that develop a chronic form of infection or recover

scientific article published on 4 October 2012

Population dynamics of swine influenza virus in farrow-to-finish and specialised finishing herds in the Netherlands.

scientific article

Preliminary mapping of non-conserved epitopes on envelope glycoprotein E2 of Bovine viral diarrhea virus type 1 and 2.

scientific article published on 21 June 2013

Protective efficacy of a Classical swine fever virus C-strain deletion mutant and ability to differentiate infected from vaccinated animals.

scientific article published on June 2010

Quantification of classical swine fever virus in aerosols originating from pigs infected with strains of high, moderate or low virulence.

scientific article published on 30 September 2008

Quantification of different classical swine fever virus transmission routes within a single compartment.

scientific article published on November 2014

Rational design of a classical swine fever C-strain vaccine virus that enables the differentiation between infected and vaccinated animals.

scientific article published on 19 September 2009

Reduced specificity of Erns antibody ELISAs for samples from piglets with maternally derived antibodies induced by vaccination of sows with classical swine fever marker vaccine CP7_E2alf.

scientific article published on 4 January 2018

Replication, pathogenesis and transmission of pandemic (H1N1) 2009 virus in non-immune pigs

scientific article

Seroprevalence and associated risk factors of important pig viral diseases in Bhutan.

scientific article

Seroprevalence of Schmallenberg Virus Antibodies among Dairy Cattle, the Netherlands, Winter 2011–2012

scientific article published on July 1, 2012

Suitability of faeces and tissue samples as a basis for non-invasive sampling for African swine fever in wild boar.

scientific article published on 27 June 2014

Survey of infectious agents involved in acute respiratory disease in finishing pigs

scientific article published on 01 July 1999

Survival of classical swine fever virus at various temperatures in faeces and urine derived from experimentally infected pigs.

scientific article

The effect of tissue degradation on detection of infectious virus and viral RNA to diagnose classical swine fever virus.

scientific article published on 26 September 2009

Time-dependent infection probability of classical swine fever via excretions and secretions

scientific article published on December 10, 2010

Towards a peptide-based suspension array for the detection of pestivirus antibodies in swine.

scientific article

Transmission of classical swine fever virus depends on the clinical course of infection which is associated with high and low levels of virus excretion.

scientific article published on 6 July 2010

Vaccination with a soluble recombinant hemagglutinin trimer protects pigs against a challenge with pandemic (H1N1) 2009 influenza virus.

scientific article

[Swine flu and Mexican flu: the role of the pig]

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