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Obstructive Sleep Apnea, Circadian Clock Disruption, and Metabolic Consequences
Mikołaj Malicki1, Filip Franciszek Karuga1, Bartosz Szmyd2,3
1Department of Sleep Medicine and Metabolic Disorders, Medical University of Lodz, 92-215 Lodz, Poland.
Metabolites
|January 21, 2023
Summary
Obstructive sleep apnea (OSA) disrupts the body's internal clock, increasing risks for type 2 diabetes and obesity. This disruption impacts glucose and lipid metabolism, potentially driving metabolic disease development in OSA patients.
Area of Science:
- Endocrinology
- Sleep Medicine
- Metabolic Disorders
Background:
- Obstructive sleep apnea (OSA) is a chronic condition linked to cardiovascular and metabolic issues like type 2 diabetes mellitus (T2DM) and obesity.
- Pathways involving HIF-1 and SIRT1 expression, and epigenetic factors like miRNA181a and miRNA199, are implicated in T2DM development in OSA patients.
- OSA is associated with circadian clock disruption, a known risk factor for metabolic diseases.
Purpose of the Study:
- To summarize current knowledge on the link between OSA and circadian clock disruption.
- To explore potential mechanisms through which OSA-induced circadian disruption contributes to metabolic disorders.
Main Methods:
- Literature review of studies investigating OSA, circadian rhythms, and metabolic diseases.
- Analysis of proposed molecular and epigenetic pathways.
- Synthesis of information on the impact of circadian disruption on metabolic processes.
Main Results:
- OSA is confirmed to increase circadian clock disruption.
- Circadian clock disruption negatively affects glucose, lipid, and bile acid metabolism.
- This disruption is a significant factor in the development and worsening of metabolic diseases in OSA patients.
Conclusions:
- OSA-induced circadian clock disruption is a key pathway contributing to metabolic disorders.
- Understanding these mechanisms is crucial for managing T2DM and obesity in OSA patients.
- Further research into the interplay between OSA, circadian rhythms, and metabolic health is warranted.
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