Do GLP-1 and insulin increase skeletal and cardiac muscle microvascular perfusion and dilate conduit arteries in healthy adults?
GLP-1 and insulin individually, but not additively, increase muscle microvascular perfusion and dilate conduit arteries in healthy adults.
GLP-1 and insulin at physiological concentrations acutely increase skeletal and cardiac muscle microvascular perfusion and dilate conduit artery in healthy adults; these effects are not additive. Thus, GLP-1 and insulin may regulate skeletal and cardiac muscle endothelial surface area and nutrient delivery under physiological conditions.
Tan et al. (Mon,) studied this question.