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Dictionary of Cancer Terms

View in Spanish: Prostaglandina-endoperóxido sintasa 2

Prostaglandin-endoperoxide synthase 2 (PROS-tuh-GLAN-din-EN-doh-peh-ROK-side SIN-thayz)
An enzyme that speeds up the formation of substances that cause inflammation and pain. It may also cause tumor cells to grow. Some tumors have high levels of prostaglandin-endoperoxide synthase 2 and blocking its activity may reduce tumor growth. Also called COX-2 and cyclooxygenase-2.

Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.