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ITRAQ-based quantitative proteomics analysis of forest musk deer with pneumonia
Jie Tang1, Lijuan Suo1, Feiran Li1
1Shaanxi Key Laboratory for Animal Conservation, Shaanxi Institute of Zoology, Xi'an, China.
Frontiers in Veterinary Science
|November 17, 2022
Summary
Pneumonia poses a severe threat to endangered forest musk deer (FMD). This study identified key proteins and pathways involved in FMD pneumonia pathogenesis, focusing on bacterial infection and immune responses.
Area of Science:
- Proteomics
- Animal Health
- Endangered Species Research
Background:
- Pneumonia is a life-threatening condition for forest musk deer (FMD), an endangered species.
- Understanding pneumonia pathogenesis in FMD is crucial for conservation efforts.
Purpose of the Study:
- To comprehensively analyze the proteomic changes associated with pneumonia in forest musk deer.
- To identify key proteins and pathways involved in pneumonia pathogenesis, particularly bacterial infection and immune response.
Main Methods:
- iTRAQ-based proteomics analysis of lung tissues from pneumonia-affected and healthy FMD.
- Bioinformatic analyses including Gene Ontology (GO) and KEGG pathway enrichment.
- Protein-protein interaction network construction using the STRING database.
Main Results:
- 355 differentially expressed proteins were identified in pneumonia-affected FMD lungs.
- Proteins related to bacterial infections (Staphylococcus aureus, Escherichia coli) and immune responses were significantly dysregulated.
- Five key proteins involved in pneumonia-related bacterial infection and twelve crucial proteins in immune response were identified.
Conclusions:
- This study elucidates vital proteins, biological processes, and pathways implicated in FMD pneumonia development.
- Findings provide a foundation for understanding and potentially treating pneumonia in forest musk deer.
