Figure 1From: Intra-arterial administration of recombinant tissue-type plasminogen activator (rt-PA) causes more intracranial bleeding than does intravenous rt-PA in a transient rat middle cerebral artery occlusion model Snare ligature MCAo model. (A) Construction of the snare ligature. (B) Occlusion of the MCA. (C) Reflow of the MCA.Back to article page