Adipose Tissue and Inflammation in Mice
Author Information
Author(s): Hagita Sumihiko, Osaka Mizuko, Shimokado Kentaro, Yoshida Masayuki
Primary Institution: Tokyo Medical and Dental University
Hypothesis
Does inflamed adipose tissue directly induce vascular inflammation and leukocyte recruitment in atherosclerosis?
Conclusion
Adipose tissue stimulates leukocyte accumulation in the femoral artery, particularly when influenced by a high-fat diet.
Supporting Evidence
- Visceral adipose tissue induces more leukocyte adhesion than subcutaneous adipose tissue.
- High-fat diet enhances leukocyte adhesion and cytokine expression.
- Inflammatory cytokines like IL-6 and MCP-1 were elevated in visceral adipose tissue.
Takeaway
When mice had fat tissue transplanted, more white blood cells stuck to their blood vessels, especially if the fat came from mice that ate a lot of fatty food.
Methodology
Mice received subcutaneous or visceral adipose tissue transplants, and leukocyte adhesion was analyzed using intravital microscopy.
Potential Biases
Potential bias in the selection of adipose tissue types and dietary conditions.
Limitations
The study was conducted in mice, which may not fully represent human physiology.
Participant Demographics
Male C57BL/6J mice, 7 weeks old.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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