Illustration of stroke lesion in the monkey RLB6 with 3-hour transient MCA occlusion. Top, DWI images half hours post reperfusion; Middle, CBF maps 0.75 hours post reperfusion; bottom, CBF maps 2.75 hours post reperfusion. Ten slices were selected for demonstration. CBF unit, mL/100 g/min. CBF, cerebral blood flow; MCA, middle cerebral artery.