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The hidden cross talk between bone and tissues through bone turnover
1Laboratory Medicine, University Hospital La Paz Madrid, Madrid, Spain.
Advances in Laboratory Medicine
|April 18, 2024
Summary
Bone functions as an endocrine organ, influencing energy metabolism through proteins like sclerostin. Sclerostin
Area of Science:
- Endocrinology
- Bone Biology
- Metabolic Regulation
Background:
- Bone is recognized as an endocrine organ beyond calcium homeostasis.
- Bone proteins like osteocalcin and sclerostin influence energy metabolism.
- Crosstalk between bone and adipose tissue involves Wnt/β-catenin signaling.
Purpose of the Study:
- To review the endocrine functions of bone.
- To explore the role of sclerostin in bone turnover and energy homeostasis.
- To discuss sclerostin's potential as a biomarker and therapeutic target.
Main Methods:
- Literature review of studies on bone endocrine function.
- Analysis of sclerostin's role in Wnt/β-catenin signaling.
- Examination of sclerostin's involvement in metabolic regulation and disease.
Main Results:
- Bone actively participates in systemic energy homeostasis.
- Sclerostin, an inhibitor of Wnt/β-catenin signaling, modulates bone turnover and energy metabolism.
- Sclerostin's role in various pathologies highlights its therapeutic potential.
Conclusions:
- Bone is a key endocrine regulator of energy metabolism.
- Sclerostin is a crucial mediator in bone-adipose tissue crosstalk.
- Sclerostin shows promise as a biomarker and therapeutic target for metabolic and bone diseases.
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