22.炎症反應過程中，血栓素 A2(thromboxane, TXA2)與前列腺素(prostaglandin)是經由下列何種轉化酶所產生？
(A)TXA2－cyclooxygenase；prostaglandin－lipoxygenase
(B)TXA2－lipoxygenase；prostaglandin－cyclooxygenase
(C)均為 cyclooxygenase
(D)均為 lipoxygenase

prostaglandin大家都應該知道...