International Journal of Vascular Medicine / 2010 / Article / Tab 2

Review Article

Caffeine's Vascular Mechanisms of Action

Table 2

Vascular effects of adenosine.

VasculatureEffectReceptor

CoronaryVasodilationA2a

Pulmonary
1. Pulmonary arteryVasoconstrictionA1
VasodilationA2a
2. MicrocirculationVasodilationA2b

MesentericVasodilationUnknown

Renal
1.General circulationVasodilationA2a
2. Afferent arterioleVasoconstrictionA1

AortaVasodilationA2b