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Fibrate Mechanism of Action - The Center for Cholesterol Management

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Anti-inflammatory and<br />

Immunomodulatory Effects <strong>of</strong> PPARα<br />

Inflammatory response<br />

TNFα: tumor necrosis factor-α<br />

IFNγ: Interferon<br />

CRP: C-reactive protein<br />

COX-2: Cyclooxygenase-2 (affects prostaglandins)<br />

TF: Tissue factor in monocytes & macrophages<br />

Fibrinogen<br />

Lp-PLA 2 : Lp-associated Phospholipase A 2<br />

IL-1, IL-2, IL-6: Interleukins (affect VSMC activation)<br />

MMPs: Metalloproteinases in macrophages<br />

• PPARα activators inhibit<br />

multiple inflammatory<br />

cytokines produced by T-<br />

lymphocytes by preventing<br />

Th0 cells from differentiating<br />

to more deleterious Th1<br />

cells<br />

Marx N, et al. Circ Res.<br />

2002;90:703-710. & Circ Res.<br />

2004;94:1168-1178

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