Effects of Changes in pH of Bath Fluid on Isolated Guineapig Ileum Preparation

The influence of changes in the hydrogen ion concentration (pH) of bath fluid on responses of drugs on isolated tissue preprations has been emphasised (Evans and Underhill, 1923; McSwiney and Newton, 1927). The present communication reports the effects of acetylcholine and histamine on isolated guinea pig ileum preparation at different pH of bath flui…

 

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