title: Proceedings: Effects of removal of sympathetic innervation on the sensitivity of the chick expansor secundariorum muscle to noradrenaline and acetylcholine during the course of development.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology*; D000367:Age Factors; D000818:Animals; D002645:Chickens; D003714:Denervation; D066298:In Vitro Techniques; D009132:Muscles / Q000187:drug effects* / Q000294:innervation; D009638:Norepinephrine / Q000494:pharmacology*; D013564:Sympathetic Nervous System / Q000502:physiology*
chemical_list: D000109:Acetylcholine; D009638:Norepinephrine