Impact of Hormone-Sensitive Lipase Deficiency on Lipid Metabolism in Mice
Author Information
Author(s): Fernandez Céline, Schuhmann Kai, Herzog Ronny, Fielding Barbara, Frayn Keith, Shevchenko Andrej, James Peter, Holm Cecilia, Ström Kristoffer
Primary Institution: Lund University
Hypothesis
The study aims to define lipid profiles in HSL null mice to understand the role of hormone-sensitive lipase in lipid metabolism.
Conclusion
HSL deficiency significantly alters lipid metabolism, affecting the expression of elongases and desaturases, and contributes to decreased insulin sensitivity in HSL null mice on a high-fat diet.
Supporting Evidence
- HSL null mice show altered lipid profiles in plasma, white adipose tissue, and liver.
- Decreased expression of stearoyl-CoA desaturase 1 and 2 was observed in HSL null mice.
- Increased elongase expression was noted in HSL null mice on a high-fat diet.
Takeaway
Mice without hormone-sensitive lipase have trouble processing fats, which can make them less sensitive to insulin, a hormone that helps control blood sugar.
Methodology
The study used lipidomics and expression profiling to analyze lipid profiles and gene expression in HSL null mice on a high-fat diet.
Participant Demographics
The study involved male and female HSL null mice.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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