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An Adipocyte Cell Culture Model to Study the Impact of Protein and Micro-RNA Modulation on Adipocyte Function
Published on: May 4, 2021
The Adipocyte as a novel TSH target
A Sorisky1, T T Antunes, A Gagnon
1Ottawa Health Research Institute, Ottawa ON K1Y 4E9 Canada. asorisky@ohri.ca
Mini Reviews in Medicinal Chemistry
|January 29, 2008
Summary
Thyroid stimulating hormone (TSH) affects more than just the thyroid. New research shows TSH also impacts adipose tissue, potentially linking thyroid disorders to inflammation and cardiovascular disease risk.
Area of Science:
- Endocrinology
- Metabolic Research
- Cardiovascular Science
Background:
- Thyroid stimulating hormone (TSH), or thyrotropin, traditionally regulates thyroid function, including hormone synthesis and thyrocyte proliferation.
- Emerging evidence suggests TSH has extrathyroidal effects, notably on adipose tissue.
- Thyroid disorders are often associated with elevated TSH levels, raising questions about systemic metabolic and inflammatory consequences.
Purpose of the Study:
- To explore the non-traditional roles of TSH beyond its established function in the thyroid gland.
- To investigate the impact of TSH on adipose tissue and adipocyte inflammatory responses.
- To understand the potential implications of TSH's action on adipose tissue in the context of thyroid disorders and cardiovascular disease risk.
Main Methods:
- Review of current literature on TSH signaling pathways.
- Analysis of studies investigating TSH receptor expression in adipose tissue.
- Examination of data correlating TSH levels with adipocyte inflammation markers and cardiovascular outcomes.
Main Results:
- TSH receptors are present on adipocytes, indicating direct TSH action on fat cells.
- Elevated TSH levels are associated with increased inflammatory responses in adipocytes.
- These TSH-induced inflammatory changes in adipose tissue may contribute to cardiovascular disease development.
Conclusions:
- The established view of TSH's function is expanding to include significant roles in adipose tissue regulation.
- TSH-mediated inflammation in adipocytes presents a novel mechanism linking thyroid dysfunction to cardiovascular risk.
- Further research into TSH's extrathyroidal actions is crucial for understanding and managing metabolic and cardiovascular complications of thyroid disorders.
