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Physiological and pathophysiological roles of eicosanoids in the microcirculation
1Institute for Bone and Joint Disease and Cancer, Bayer Corporation, West Haven, CT 06516, USA.
Cardiovascular Research
|October 1, 1996
Summary
Eicosanoids, crucial lipid mediators, regulate microcirculation physiology and pathology. This review details their synthesis, enzymology, receptor specificity, and roles in blood flow, vascular reactivity, and leukocyte interactions.
Area of Science:
- Biochemistry
- Physiology
- Pharmacology
Background:
- Eicosanoids are key lipid mediators in microcirculation.
- They are produced by various local and vascular cells.
- Transcellular metabolism generates potent eicosanoid metabolites.
Purpose of the Study:
- To review eicosanoid synthesis, release, and molecular mechanisms.
- To discuss advances in eicosanoid enzymology and receptor specificity.
- To explore eicosanoid roles in microvascular regulation.
Main Methods:
- Literature review integrating older and recent findings.
- Analysis of molecular advances in eicosanoid enzymology.
- Discussion of regulatory mechanisms by autocoids and inflammatory mediators.
Main Results:
- Eicosanoids are synthesized and released by diverse cell types.
- Specific enzymes and receptors govern eicosanoid activity.
- Eicosanoids influence local blood flow, vascular tone, and leukocyte trafficking.
Conclusions:
- Eicosanoids play multifaceted roles in microcirculation.
- Understanding eicosanoid pathways is vital for physiological and pathophysiological research.
- Further research into eicosanoid regulation and function is warranted.