DRD1 and stroke disorder: Rogozinska et al reported that 1 day after stroke, D1R density decreased by 36% in the lesion core relative to sham‐operated controls, and no alterations in D1R binding were found in penumbra and other investigated regions45; another study demonstrated that a significant reduction in [3H] SCH23390 binding was found in the striatum from 48 hours after ischaemia.46