Natural Coumarins: Exploring the Pharmacological Complexity and Underlying Molecular Mechanisms

Figure 2

Schematic representation of molecular mechanisms and signaling pathways of the most representative coumarins and their derivatives. Abbreviations: COX-2: cyclooxygenase 2; iNOS: inducible nitric oxide synthase, PTP-1B: protein tyrosine phosphatase; MAO: monoamine oxidase.