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Alpha 2-adrenergic coronary constriction in ischemic myocardium during exercise.

R Seitelberger1, B D Guth, G Heusch

  • 1Seaweed Canyon Laboratory, Department of Medicine, University of California, San Diego, School of Medicine.

Summary

Selective alpha-2 adrenoceptor blockade improved blood flow and function during myocardial ischemia in dogs. This suggests alpha-2 mediated vasoconstriction contributes to reduced blood flow during ischemia.

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