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Published on: April 13, 2015
Varicose veins show enhanced chemokine expression.
L del Rio Solá1, M Aceves, A I Dueñas
1Vascular Surgery Division, Hospital Clinico Universitario, Valladolid, Spain.
Summary
Varicose veins show higher levels of pro-inflammatory chemokines. Treatment with acetylsalicylic acid (ASA) reduced these markers, though not significantly, suggesting a potential therapeutic avenue for varicose vein inflammation.
Area of Science:
- Vascular Biology
- Inflammation Research
- Pharmacology
Background:
- Leukocyte infiltration is a known feature of varicose veins.
- Pro-inflammatory cytokines and chemokines play a role in vascular inflammation.
Purpose of the Study:
- To investigate chemokine expression in varicose veins compared to healthy veins.
- To assess the effect of acetylsalicylic acid (ASA) on chemokine expression in varicose veins prior to surgery.
Main Methods:
- Vein samples from healthy controls and varicose vein patients were analyzed.
- Ribonuclease protection assays (RPAs) were used to measure mRNA expression of chemokines.
- Patients received either no treatment or ASA (300 mg/day for 15 days) before surgery.
Main Results:
- Varicose veins exhibited significantly higher expression of monocyte-chemoattractant protein (MCP-1) and interleukin (IL)-8 mRNA compared to control veins.
- Marked expression of IP-10, RANTES, MCP-1, MIP-1alpha, and MIP-1beta mRNA was observed in varicose veins.
- ASA treatment led to a decrease in chemokine expression in varicose veins, but this reduction was not statistically significant.
Conclusions:
- Varicose veins demonstrate an elevated expression profile of multiple chemokines.
- Short-term ASA treatment showed a trend towards reduced chemokine expression in varicose veins, warranting further investigation.
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