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Mycoplasma synoviae Induces Apoptosis in Chicken Oviduct Cells

Xudong Zhang1, Xiaochun Wu1, Yuting Zhang1

  • 1College of Veterinary Medicine, Gansu Agricultural University, Lanzhou 730070, China.

Veterinary Sciences
|December 27, 2024
PubMed

Insights

Mycoplasma synoviae (MS) infection harms poultry by inhibiting oviduct cell growth and triggering apoptosis. Understanding these effects is crucial for developing effective poultry disease treatments.

Area of Science:

  • Poultry pathology
  • Cell biology
  • Molecular microbiology

Background:

  • Mycoplasma synoviae (MS) causes significant economic losses in the poultry industry due to respiratory diseases.
  • The pathogenic mechanisms of MS infection remain poorly understood, hindering effective diagnosis and treatment.
  • Investigating MS effects on chicken oviduct cells is essential for clarifying its pathogenicity.

Purpose of the Study:

  • To elucidate the impact of Mycoplasma synoviae infection on chicken oviduct cells.
  • To analyze cellular and molecular changes induced by MS infection over time and varying doses.

Main Methods:

  • Chicken oviduct cells were infected with MS at different times and doses.
  • DAPI staining assessed nuclear morphology.
  • CCK-8 assay measured cell viability.
  • RT-qPCR and Western blotting evaluated apoptosis marker gene expression (Caspase 3, Beclin-1).

Main Results:

  • MS infection significantly inhibited chicken oviduct cell proliferation.
  • Nuclear shrinkage and rupture were observed in infected cells.
  • MS infection upregulated Caspase 3 and Beclin-1 expression, indicating apoptosis activation.
  • The overall apoptosis rate in infected cells increased.

Conclusions:

  • Mycoplasma synoviae infection inhibits cell proliferation and promotes apoptosis in chicken oviduct cells.
  • These findings provide a basis for understanding MS pathogenicity.
  • This research lays the groundwork for developing novel anti-MS infection strategies.
Keywords:
Mycoplasma synoviaeapoptosischicken oviduct cellsproliferation

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