常見例句雙語例句Vardenafil, a novel and highly selective phosphodiesterase 5 inhibitor, is the first line therapy for the broad ED population.伐地那非是一種高選擇性的新型磷酸二酯酶5抑制劑，是廣泛ED人群的一線治療藥物。Vardenafil, as a novel and highly selective phosphodiesterase 5 inhibitor, has been proved by many clinical trials to be quite safe for the cardiovascular system.伐地那非是一種新型高選擇性磷酸二酯酶5型抑制劑，它對心血管系統(tǒng)的安全性已被多項臨床試驗所證實。Objective: To compare the differences of expressions of adenylyl cyclase (AC) and phosphodiesterase (PDE) in ejaculated spermatozoa between healthy volunteers and the patients with asthenospermia.目的：比較腺苷酸環(huán)化酶（AC）和磷酸二酯酶（PDE）在活動力正常和活動力低下的人精子表達的差異。權(quán)威例句In 1998 Kandel's team injected aging mice with a failed antidepressant called Rolipram, which prevents the breakdown of cyclic-AMP by blocking an enzyme called phosphodiesterase-4.FORBES: Viagra for the BrainAll of these erectile dysfunction drugs work by blocking an enzyme called phosphodiesterase-5, and each seems to be effective more than 80% of the time.FORBES: Magazine ArticleIt turns out some 20 variants of phosphodiesterase-4 play different roles.FORBES: Viagra for the Brain 返回 phosphodiesterase