Pseudomonas plecoglossicida infection induces neutrophil autophagy-driven NETosis in large yellow croaker Larimichthys crocea
2024

How Pseudomonas plecoglossicida Infection Affects Neutrophils in Large Yellow Croaker

publication 10 minutes Evidence: moderate

Author Information

Author(s): Cao Jia-Feng, Chen Jiong

Primary Institution: Ningbo University, Ningbo, China

Hypothesis

Does Pseudomonas plecoglossicida infection induce NETosis in large yellow croaker neutrophils through autophagy?

Conclusion

The study found that Pseudomonas plecoglossicida infection induces NETosis in large yellow croaker neutrophils, regulated by autophagy.

Supporting Evidence

  • Pseudomonas plecoglossicida infection activates the autophagy pathway in neutrophils.
  • Inhibition of autophagy significantly reduces NET production.
  • NETs produced in response to Pseudomonas plecoglossicida have a bacteriostatic effect.

Takeaway

When fish get sick from a certain bacteria, their immune cells can create special traps to catch the bacteria, and this process is helped by a cell recycling system.

Methodology

The study involved infecting large yellow croaker neutrophils with Pseudomonas plecoglossicida and analyzing the resulting NETosis and autophagy through various assays including transcriptome analysis and western blotting.

Limitations

The study primarily focuses on one species and may not be generalizable to all teleost fish.

Participant Demographics

Large yellow croaker (Larimichthys crocea) sourced from a farming base in Xiangshan harbor, Zhejiang, China.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3389/fimmu.2024.1521080

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