Two genotypes of H3N2 swine influenza viruses identified in pigs from Shandong Province, China
Author Information
Author(s): Zhao Yuzhong, Han Lebin, Sang Haotian, Yang Pingping, Hou Yanmeng, Xiao Yihong
Primary Institution: Shandong Agricultural University, Tai’an, China
Hypothesis
This study aims to analyze the genetic and molecular characteristics of H3N2 swine influenza viruses in pigs.
Conclusion
The study identified two distinct genotypes of H3N2 swine influenza viruses, highlighting their potential zoonotic risk and the need for enhanced surveillance.
Supporting Evidence
- Phylogenetic analysis revealed two distinct genotypes of H3N2 SIV.
- Homology analysis showed over 96% genetic similarity between the isolates and reference strains.
- Serological analysis revealed a positivity rate of 0.42% for H3N2 antibodies among tested serum samples.
Takeaway
Researchers found two types of swine flu viruses in pigs, which could make people sick, so we need to keep a close watch on them.
Methodology
The study involved genetic and molecular analysis of H3N2 SIV isolates from nasal swabs, lungs, and trachea of pigs, along with serological testing for antibodies.
Limitations
The study was limited to samples collected from specific regions in Shandong Province and may not represent the entire swine population in China.
Participant Demographics
Samples were collected from pigs across eight regions in Shandong Province, China.
Digital Object Identifier (DOI)
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