Immunological Evaluation of Lactobacillus casei Zhang
Author Information
Author(s): Ya Tuo, Zhang Qijin, Chu Fuliang, Merritt Justin, Bilige Menhe, Sun Tiansong, Du Ruiting, Zhang Heping
Primary Institution: Inner Mongolia Agricultural University
Hypothesis
Can Lactobacillus casei Zhang modulate immune responses in healthy mice?
Conclusion
The study shows that Lactobacillus casei Zhang can influence immune responses in a dose-dependent manner.
Supporting Evidence
- Live Lactobacillus casei Zhang increased IFN-γ production in mice.
- High doses of Lactobacillus casei Zhang reduced TNF-α levels.
- Significant increases in IL-2 and IL-2 receptor gene transcription were observed.
- Secretory IgA levels in the intestine increased significantly after administration.
Takeaway
This study found that a type of good bacteria called Lactobacillus casei Zhang can help our immune system work better, especially when we take more of it.
Methodology
Healthy mice were given varying doses of live or heat-killed Lactobacillus casei Zhang, and immune responses were measured through cytokine levels and immunoglobulin concentrations.
Limitations
The study primarily involved animal models, and further research is needed to confirm effects in humans.
Participant Demographics
Female Balb/c mice, 6 weeks old.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website