Results 161 to 170 of about 100,306,557 (203)

Porcine Circovirus Type 2 (PCV2): Pathogenesis and Interaction with the Immune System

Annual Review of Animal Biosciences, 2013
Porcine circovirus type 2 (PCV2) is the primary causative agent of porcine circovirus–associated disease (PCVAD). The virus preferentially targets the lymphoid tissues, which leads to lymphoid depletion and immunosuppression in pigs. The disease is exacerbated by immunostimulation or concurrent infections with other pathogens.
Xiang-Jin Meng
exaly   +3 more sources

Differential Effects of Porcine Circovirus Type 2 (PCV2) Vaccination on PCV2 Genotypes at Japanese Pig Farms

open access: yesJournal of Veterinary Medical Science, 2010
Infection of pigs with porcine circovirus type 2 (PCV2) causes a variety of disorders collectively referred to as porcine circovirus associated diseases (PCVADs). PCV2 isolates can be classified into two major types: PCV2a and PCV2b. In the present study, effects of vaccination on antibody titers in sera, PCV2 viremia, and shedding of PCV2 in feces ...
Fumiki Morimatsu
exaly   +4 more sources

Epidemiology and horizontal transmission of porcine circovirus type 2 (PCV2)

Animal Health Research Reviews, 2010
AbstractPorcine circovirus type 2 (PCV2) is a small, non-enveloped, circular, single-stranded DNA virus of economic importance in the swine industry worldwide. Based on the sequence analyses of PCV2 strains, isolates can be divided into five subtypes (PCV2a–e).
A R, Patterson, T, Opriessnig
openaire   +2 more sources

Porcine circovirus type 2 (PCV2) infections: Clinical signs, pathology and laboratory diagnosis

open access: yesVirus Research, 2012
Clinical signs and pathological features are still the corner-stones to suspect and diagnose overt disease associated with PCV2 infection. The clinico-pathological scope of this viral infection has been expanded over time. From the initial description of postweaning multisystemic wasting syndrome, some enteric, respiratory and reproductive disorders ...
Joaquim Segalés
exaly   +3 more sources

Enhanced immune response to inactivated porcine circovirus type 2 (PCV2) vaccine by conjugation of chitosan oligosaccharides

open access: yesCarbohydrate Polymers, 2017
This study aimed to investigate the effect of chitosan oligosaccharide (COS) conjugation on the immunogenicity of porcine circovirus type-2 (PCV2) vaccine. Two conjugates (PCV2-COS-1 and PCV2-COS-2) were designed by covalent conjugation of an inactivated
Hongtao Liu, Yuguang Du, Tao Hu
exaly   +2 more sources

Detection of porcine Circovirus type 2 (PCV2) variants PCV2-1 and PCV2-2 in Brazilian pig population

Research in Veterinary Science, 2009
In the present study whole genome of six Brazilian isolates of PCV2 were sequenced, analyzed and compared with 35 other sequences (24 from other countries and 17 from Brazil). The phylogenetic analysis showed that mostly Brazilian variants of PCV2 were grouped as PCV2-1.
Janice Reis, Ciacci-Zanella   +7 more
openaire   +2 more sources

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