Zimmermann, I Localisation of the changes of the sensitivity of the airways by proteolytic enzymes (pronase) against acetylcholine. [electronic resource] - Respiration; international review of thoracic diseases 1979 - 249-56 p. digital Publication Type: Journal Article ISSN: 0025-7931 Standard No.: 10.1159/000194089 doi Subjects--Topical Terms: Acetylcholine--administration & dosageAerosolsAnimalsBlood Gas AnalysisBronchi--drug effectsDogsFemaleIn Vitro TechniquesMuscle Contraction--drug effectsPronase--pharmacologyRespiratory Hypersensitivity--physiopathologyTrachea--drug effects