Brain Injury and Biomarkers in Mice Infected with Toxocara canis
Author Information
Author(s): Liao Chien-Wei, Fan Chia-Kwung, Kao Ting-Chang, Ji Dar-Der, Su Kua-Eyre, Lin Yun-Ho, Cho Wen-Long
Primary Institution: Institute of Tropical Medicine, National Yang-Ming University
Hypothesis
The study investigates whether enhanced expressions of brain injury-associated biomarkers and impairment of the ubiquitin-proteasome system occur during acute brain injury caused by Toxocara canis in mice.
Conclusion
The study suggests that cerebral infection by Toxocara canis may increase the risk of neurodegenerative diseases due to the presence of neurodegeneration-associated proteins in the brain.
Supporting Evidence
- TGF-β1 levels increased by 5.3- and 11.8-fold at 4 and 8 weeks post-infection.
- GFAP expression increased by 78.9- to 142.0-fold at 4 and 8 weeks post-infection.
- Ubiquitin levels were significantly elevated in the brains of infected mice.
- Phosphorylated tau levels were significantly higher in infected mice compared to controls.
Takeaway
When mice get infected with Toxocara canis, their brains show signs of injury and increased levels of certain proteins that could lead to brain problems later on.
Methodology
Mice were infected with Toxocara canis eggs, and brain samples were analyzed for biomarker expression and UPS function using Western blotting and RT-PCR.
Limitations
The study primarily uses a murine model, which may not fully replicate human conditions.
Participant Demographics
Female ICR mice aged 6-8 weeks were used in the study.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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