Gut Microbial Fermentation and Metabolic Changes in Mice Lacking n-3 Fatty Acids
Author Information
Author(s): Barbara D. Pachikian, Audrey M. Neyrinck, Laurence Portois, Fabienne C. De Backer, Florence M. Sohet, Myrjam Hacquebard, Yvon A. Carpentier, Patrice D. Cani, Nathalie M. Delzenne
Primary Institution: Université catholique de Louvain, Brussels, Belgium
Hypothesis
Perturbations of the gut microbiota contribute to the metabolic alterations occurring in mice fed a diet poor in n-3 PUFA for two generations.
Conclusion
FOS treatment can promote beneficial changes in gut microbiota and improve metabolic health in n-3 PUFA depleted mice.
Supporting Evidence
- FOS supplementation increased caecal weight and bifidobacteria count in both n-3/+ and n-3/- mice.
- FOS treatment promoted body weight gain in n-3/- mice by increasing energy efficiency.
- FOS treatment decreased fasting glycemia in n-3/- mice.
Takeaway
Mice that don't get enough of a certain type of fat (n-3 PUFA) can get sick, but giving them a special fiber can help them feel better and gain weight.
Methodology
C57Bl/6J mice were fed control or n-3 PUFA depleted diets and supplemented with prebiotic FOS for 24 days.
Potential Biases
Potential bias in dietary composition affecting gut microbiota and metabolic outcomes.
Limitations
The study primarily focuses on mice, which may not fully represent human metabolic responses.
Participant Demographics
Old female C57Bl/6J mice aged 33 to 35 weeks.
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