Porcine Health Management

Chosen Topics:

Virology and Viral Diseases

31 - 45 of 144

Prevalence of PRRS virus in nursery pigs in Dutch farms in between October 2017 and March 2018

PRRS (Porcine Reproductive and Respiratory Syndrome) is one of the most important pig diseases, and its significance in the Netherlands seems to be increasing, especially during the early nursery period. To gain insights about the extent of the problem,...
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
ZOETIS B.V., Rivium Westlaan 74, Capelle ad Ijssel, The Netherlands

Evaluation of serum porcine teschovirus titer in grower pigs with neurological signs – a longitudinal study

In an organic fattening pig herd in Switzerland growers presented with anorexia, inappetence, poor growth, fever and neurological signs. After necropsy of affected pigs, porcine teschovirus (PTV) had been identified in the gastrointestinal tract and...
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
IAEW, Martin Luther University, Halle-Wittenberg, Germany;Clinic for Swine, Vetsuisse Faculty, University of Bern, Switzerland

Monitoring the efficacy of a new PRRS vaccination program in a farm experiencing an outbreak using a new DIVA PCR PRRS test

The Porcine Reproductive and Respiratory Syndrome wild type virus (WT-PRRSv) typically spreads in nursery pigs when passive maternal immunity wanes, resulting in viremia peaks at around 7 weeks of age. The objective was to evaluate the efficacy of a new...
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
Agro-Test-Control, S.L

Absence of Bovine Viral Diarrhea Virus effect on the seminal quality of experimentally infected boars

Viral infections in pigs may result in loss of reproductive performance because they can affect factors related to seminal quality. The aim of the present study was to promote the experimental infection of boars with BVDV-2a and evaluate the viral...
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
São Paulo State University (Unesp), School of Agricultural and Veterinarian Sciences, Jaboticabal, São Paulo, Brazil

Safety and Efficacy of PRRS vaccination in piglets at 1 to 4 days of age in a Flemish farm

PRRS is an important swine disease and piglet vaccination is being increasingly used in control programs. The current field trial was designed to evaluate the safety and efficacy of early piglet vaccination using a new vaccine.
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
DAP Vedanko, Keukelstraat 66A, 8750 Wingene, Belgium

Diagnosis of Porcine cytomegalovirus by qPCR

Porcine cytomegalovirus (PCMV) inhabit the nasal cavity of pigs and can cause rhinitis. Detection of inclusion bodies by histopathology has been the gold standard when diagnosing PCMV. As PCMV are present in the nasal fluid of a high proportion of healthy...
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
SEGES Pig Research Center

PRRS 'Piglet Monitor' in Northern Belgium

Pig farms in Northern Belgium (Flanders) are often endemically infected with PRRSV. DGZ developed “Piglet Monitoring”, a voluntary project, to provide swine veterinarians with a tool to determine the PRRS status of the herds.
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
Animal Health Care Flanders, Lier, Belgium

Introduction of PCV2-vaccination in a sow farm and effects on virus load in blood and saliva samples

Due to good herd health in a herd of 600 SPF sows porcine Circovirus Type2 (PCV2) vaccination was deferred. Four years later and after diagnosis of porcine Circovirus disease (PCVD), intradermal vaccination was started with Porcilis® PCV ID. Aim of the...
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
vet practice

EVALUATION OF PORCINE EPIDEMIC DIARRHEA VIRUS (PEDV) SEROPREVALENCE IN FRANCE IN 2018

In France, four cases of porcine epidemic diarrhea (PED) were detected from 2014 to 2017 caused by moderate pathogenic “S-InDel” strains. PED caused by highly pathogenic “S-non-InDel” PEDV strains is notifiable in France and no case has been...
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
ANSP – 5 rue Lespagnol, 75020 Paris

Swine Influenza - results from routine diagnostics

Influenza A virus (IAV) causes a respiratory disease in swine with high morbidity but low mortality. IAV is divided into subtypes defined by the combination of the surface glycoproteins hemagglutinin (18 HA) and neuraminidase (11 NA). In Europe, the most...
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
IVD Innovative Veterinary Diagnostics (IVD GmbH)

Discovering the door opener for PRRS in two negative farms with Bioportal: Case report

This survey analyzed routine diagnostic results both serologically, by ELISA and hemagglutination inhibition (HI) test, and by real-time RT-PCR.
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
Boehringer Ingelheim Animal Health España

Overcoming the practical limitations of PRRS ORF5 sequencing

Porcine Respiratory and Reproductive Syndrome Virus (PRRSV) genomic variation determined by sequencing is used to understand virus epidemiology and to drive control strategies, with nucleotide sequence analysis of the ORF5 gene as the cornerstone of virus...
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
HIPRA, Amer (Girona), Spain

Use of oropharyngeal swabs for porcine respiratory and reproductive syndrome virus diagnostics and surveillance

Porcine respiratory and reproductive syndrome (PRRS) is an important economic disease in the swine industry worldwide. PRRS virus (PRRSv) monitoring and surveillance is crucial in control and elimination programs. The use of oropharyngeal swabs (OP) and...
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
Veterinary Population Medicine Department, University of Minnesota, USA

Characteristics of PCV2 infection dynamic relative to the age of pigs in three EU countries

The aim of this survey was to describe the prevalence of PCV2 and the infection patterns with the special attention to early infections in young piglets. The homogeneity and level of maternal immunity was studied.
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
Ceva

PCV2d-2 virus detected in the Netherlands

At the moment PCV2 can be divided into five genotypes known as PCV2a, b, c, d and e. An ongoing shift from PCV2a to PCV2b to PCV2d has been reported in many countries. The objective of this study was to identify the strains present in some clinical cases...
Type
Abstract
Year
2019
Topic
Virology and Viral Diseases
Affiliation
Ceva Santé Animale B.V., Naaldwijk, The Netherlands