ABOUT
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Working with Controllers and Modelservations that, while the excitatory actions of adrenaline were blockaded by ergot, the inhibitory ones were not, which suggested the existence of two types of adrenergic receptors. . (1948) extended this concept when he studied the effect of six sympathomimetic amines on a variety of adrenergic res
是他笨
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Handbook of Experimental Pharmacologyhttp://image.papertrans.cn/a/image/145097.jpg
acetylcholine
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uncertain
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