Differential expression of phosphoinositide 3-kinase/protein kinase B and Toll-like receptor/nuclear factor kappa B signaling pathways in experimental obesity Wistar rat model
2024

Effects of Signaling Pathways in Obese Rats

Sample size: 200 publication Evidence: moderate

Author Information

Author(s): Liya Song, Lihua Li

Primary Institution: Department of Children’s Center, Beijing Luhe Hospital Affiliated to Capital Medical University, Beijing, China

Hypothesis

This study aimed to investigate the differential expression of the PI3K/AKT and TLR/NF-κB signaling pathways in an obese rat model.

Conclusion

A high-fat diet activates the PI3K/AKT and TLR-4/NF-κB signaling pathways in adipocytes, affecting metabolic health.

Supporting Evidence

  • The Obs group exhibited significantly higher blood glucose and insulin levels compared to the Ctrl group.
  • The GIR in the Obs group was significantly lower than that in the Ctrl group.
  • Expression levels of p-PI3K and p-AKT proteins in the Obs group were significantly lower than those in the Ctrl group.

Takeaway

The study shows that feeding rats a high-fat diet makes them gain weight and affects how their bodies handle sugar and insulin.

Methodology

The study used a high-fat diet to induce obesity in Wistar rats and assessed metabolic changes through glucose tolerance tests and protein expression analysis.

Limitations

The study only assessed changes in body composition through relative weights of abdominal fat and skeletal muscle, lacking more precise analysis.

Participant Demographics

200 8-week-old male Wistar rats

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1515/biol-2022-1014

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