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A method was developed to study simultaneously 1) release of ACh from nerve varicosities and terminals in and 2) motility of the myenteric plexus-free circular muscle of the canine ileum. Tissues(More)
Peptide YY (PYY) and neuropeptide Y (NPY), infused into the quiescent isolated perfused canine ileum, dose-dependently increased phasic activity of the circular muscle and decreased tonic output of(More)
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