Anti-inflammatory effects of Lactobacillus casei in mice with colitis
Author Information
Author(s): Rochat Tatiana, Bermúdez-Humarán Luis, Gratadoux Jean-Jacques, Fourage Christel, Hoebler Christine, Corthier Gérard, Langella Philippe
Primary Institution: Unité d'Ecologie et Physiologie du Système Digestif, Centre de Recherche INRA
Hypothesis
Can Lactobacillus casei BL23 reduce inflammation in a mouse model of colitis?
Conclusion
Lactobacillus casei BL23 has anti-inflammatory effects in DSS-induced colitis, but the manganese-dependent catalase does not enhance this effect.
Supporting Evidence
- Control mice treated with PBS showed significant inflammation.
- Mice treated with Lactobacillus casei strains had reduced inflammatory scores.
- The manganese-dependent catalase did not enhance the protective effect.
Takeaway
This study shows that a type of good bacteria can help reduce inflammation in sick mice, but a specific enzyme they produce doesn't make it work better.
Methodology
Mice were treated with DSS to induce colitis and then given either Lactobacillus casei strains with or without manganese-dependent catalase to assess inflammation.
Potential Biases
Potential bias in the selection of mouse strains and the specific conditions of the experiment.
Limitations
The study was limited to a specific mouse model and did not explore the long-term effects of treatment.
Participant Demographics
Conventional male BALB/c mice, 7 weeks old.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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