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Updated: Jun 1, 2026
07:20
Exploring the Regulation of Lipid Droplet Catabolism through Lipophagy
Published on: January 31, 2025
Signaling lipids: An overview of emerging physiological functions.
Ojal Saharan1, Tathagata Pal1, Siddhesh S Kamat1
1Department of Biology, Indian Institute of Science Education and Research, Dr. Homi Bhabha Road, Pashan, Pune 411008, Maharashtra, India.
Current Opinion in Cell Biology
|May 30, 2026
Summary
Lipids are crucial cell signaling molecules, regulating inflammation, immunity, and cell fate. This review explores lipid signaling mechanisms, mediators, and their role in disease.
Area of Science:
- Biochemistry and Molecular Biology
- Cell Biology
- Physiology
Background:
- Lipids traditionally viewed for membrane structure and energy storage.
- Emerging roles as central regulators of cellular signaling.
- Signaling lipids integrate metabolism, membrane dynamics, and signal transduction.
Purpose of the Study:
- Highlight key mechanistic principles of lipid signaling specificity.
- Trace the evolution of lipid signaling mediators.
- Discuss the role of dysregulated lipid signaling in disease.
Main Methods:
- Literature review focusing on mechanistic principles.
- Evolutionary tracing of lipid signaling mediators.
- Discussion of disease relevance and future directions.
Main Results:
- Lipid signaling specificity relies on localized biosynthesis, enzymatic turnover, and receptor engagement.
- Evolution from classical mediators (eicosanoids, phosphoinositides) to emerging ones (SPMs, LPEs, etc.).
- Dysregulated lipid signaling is implicated in various diseases.
Conclusions:
- Lipid signaling is a dynamic field with expanding roles in cellular processes.
- Future research should focus on membrane contact sites, signaling crosstalk, and advanced lipidomics/imaging.
- Understanding lipid signaling is critical for disease intervention.
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