Aberg G, Adler G
Br J Pharmacol. 1973 Jan;47(1):181-2. doi: 10.1111/j.1476-5381.1973.tb08173.x.
There was an age-related reduction of the sensitivity of rat and guinea-pig isolated tracheal smooth muscles to stimulation of beta-adrenoceptors, but the ability of tracheal smooth muscle to relax to isoprenaline was not completely lost.
大鼠和豚鼠离体气管平滑肌对β-肾上腺素能受体刺激的敏感性存在与年龄相关的降低,但气管平滑肌对异丙肾上腺素的舒张能力并未完全丧失。