1                          At the time of peak arbutamine effect, MIBI (296 MBq), (201)Tl (27.75 MBq),

2                                              Arbutamine increased mean heart rate, peak positive left

3 th (201)Tl, significantly underestimated the arbutamine-induced flow heterogeneity.

4  flow and thickening did not increase during arbutamine infusion.

5 ing dipyridamole, adenosine, dobutamine, and arbutamine), or a combination of exercise and pharmacolo

6 g a canine model, we compared the effects of arbutamine stress on myocardial blood flow, myocardial M

7 uptake and diminished defect contrast during arbutamine stress were comparable with those previously

8                                              Arbutamine was infused (0.5-250 ng/kg/min) in 8 open-che

9  intracellular calcium, we hypothesized that arbutamine, which has less inotropic effect than dobutam