Results 51 to 60 of about 3,499 (179)

Genetic and Respiratory Pathogenic Comparison of Two PRRSV‐2 Isolates Classified as Lineage Korean A and B

open access: yesTransboundary and Emerging Diseases, Volume 2026, Issue 1, 2026.
Porcine reproductive and respiratory syndrome virus (PRRSV) continues to cause substantial economic losses worldwide, and certain lineages circulate in specific countries. Lineage Korean A (LKA), B (LKB), and C (LKC) have been reported exclusively in Korea. However, studies on LKA and LKB have been limited to strains isolated before 2015. In this study,
Hyejin Na, Chanhee Chae, Nan-hua Chen
wiley   +1 more source

Intra-Species and Inter-Species Differences in Cytokine Production by Porcine Antigen-Presenting Cells Stimulated by Mycoplasma hyopneumoniae, M. hyorhinis, and M. flocculare

open access: yesPathogens, 2019
Mycoplasma hyorhinis and M. flocculare are commonly co-isolated with M. hyopneumoniae (primary agent of swine enzootic pneumonia) in gross pneumonia-like lesions, but their involvement in the disease process remains unknown.
Sarah Fourour   +6 more
doaj   +1 more source

Development of Magnetic Particle–Based Chemiluminescence Immunoassays for Detecting PCV2 VLP‐ and Rep‐Specific Antibodies and Their Combined Use for Immune Evaluation and Replication‐Associated Exposure Assessment

open access: yesTransboundary and Emerging Diseases, Volume 2026, Issue 1, 2026.
Porcine circovirus 2 (PCV2) remains a major swine pathogen, and interpretation of capsid protein (Cap)–based serology is challenging in vaccinated populations because vaccine‐induced Cap antibodies overlap with replication‐associated serological signals.
Mingxi Gou   +8 more
wiley   +1 more source

Emerging Challenges and Advances in Porcine Circovirus: A Decade in Review

open access: yesTransboundary and Emerging Diseases, Volume 2026, Issue 1, 2026.
Over the past decade, porcine circoviruses (PCVs) have continued to pose a significant threat to global swine health, and pivotal discoveries have significantly reshaped our understanding of their biology and control. Extensive genomic surveillance has expanded porcine circovirus 2 (PCV2) genotyping from four to at least eight lineages, with PCV2d now ...
Jiawei Zheng   +4 more
wiley   +1 more source

РАЗРАБОТКА НЕПРЯМОГО ВАРИАНТА ИФА НА ОСНОВЕ РЕКОМБИНАНТНОГО БЕЛКА P65 ДЛЯ ОПРЕДЕЛЕНИЯ АНТИТЕЛ К MYCOPLASMA HYOPNEUMONIAE

open access: yesВетеринарная патология, 2006
Mycoplasma hyopneumoniae recombinant p65 protein was prepared by expression in E. coli. Indirect enzyme immunoassay has been developed on the basis of recombinant antigen, for the detection of antibodies to M. hyopneumoniae in porcine blood sera.

doaj  

Mycoplasma hyopneumoniae evades phagocytic uptake by porcine alveolar macrophages in vitro

open access: yesVeterinary Research, 2019
Mycoplasma hyopneumoniae, the agent of porcine enzootic pneumonia (EP), is able to persist in the lung tissue and evade destruction by the host for several weeks. To understand the mechanism of pathogen survival, phagocytic uptake of M.
Alannah S. Deeney   +5 more
doaj   +1 more source

MHJ_0461 is a multifunctional leucine aminopeptidase on the surface of Mycoplasma hyopneumoniae [PDF]

open access: yesOpen Biology, 2015
Aminopeptidases are part of the arsenal of virulence factors produced by bacterial pathogens that inactivate host immune peptides. Mycoplasma hyopneumoniae is a genome-reduced pathogen of swine that lacks the genetic repertoire to synthesize amino acids ...
Veronica M. Jarocki   +7 more
doaj   +1 more source

Efficacy Evaluation of a Bivalent Vaccine Containing Porcine Circovirus Type 2b and Mycoplasma hyopneumoniae Against an Experimental Dual Challenge

open access: yesFrontiers in Veterinary Science, 2021
The purpose of this study was to evaluate the efficacy of a new, single-dose bivalent vaccine containing porcine circovirus type 2b (PCV2b) and Mycoplasma hyopneumoniae against a dual PCV2b and M. hyopneumoniae challenge. At −25 days post challenge (dpc,
Yongjun Ahn   +6 more
doaj   +1 more source

Establishment and Evaluation of a Multicolor Latex Microsphere‐Based Lateral Flow Immunoassay for the Simultaneous Detection of Antibodies Against African and Classical Swine Fever Viruses

open access: yesTransboundary and Emerging Diseases, Volume 2026, Issue 1, 2026.
African swine fever (ASF), a highly fatal disease often termed the “number one killer” of pigs, presents clinical symptoms indistinguishable from classical swine fever (CSF), such as fever, diarrhea, and vomiting, complicating on‐site differential diagnosis.
Jie Chen   +13 more
wiley   +1 more source

Emergence of Escherichia coli Hybrid Pathotype ETEC/STEC: A Macroepidemiological Approach of Molecular Characterization in the United States Swine Population

open access: yesTransboundary and Emerging Diseases, Volume 2026, Issue 1, 2026.
Escherichia coli–associated diseases continue to be a significant concern in swine health. Disease may occur when E. coli strains harbor specific virulence factors. The combination of virulence factors detected in a single isolate forms a virotype, which can be grouped into pathotypes based on mechanisms of pathogenicity. This study compiled E.
Elisa De Conti   +54 more
wiley   +1 more source

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