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n. Any of several enzymes that catalyze the conversion of arachidonic acid into prostaglandins; their inhibition is the mode of action of aspirin and ibuprofen.

n. either of two related enzymes that control the production of prostaglandins and are blocked by aspirin

"The researchers focused on an enzyme known as cyclooxygenase-2 (COX-2), which is involved in a variety of physiologic functions, from regulating blood pressure to controlling inflammation and contracting muscles."

enzyme   

cyclooxygenase-2    cox-1    cox-2    cyclooxygenase-1   

angiotensin-converting    fibrinolytic    glycolytic    biosynthetic    phospholipase