Article ID Journal Published Year Pages File Type
2201319 Neurochemistry International 2011 5 Pages PDF
Abstract

Nitrite therapy is more effective in cerebral ischemia when administered earlier. It would be beneficial during the hyperacute stages of stroke if the nitrite effect is demonstrated in intracerebral hemorrhage (ICH). When nitrite is injected intravenously 3 h after ICH induction in rats, most doses of nitrite provided no beneficial effects on behavioral deficits, brain edema and hematoma volumes. A high dose of nitrite, however, decreased hematoma volume, but not brain edema. Peri-hematomal apoptosis and inflammation were similar between the control and nitrite groups. Nitrite therapy may be considered a therapeutic option in hyperacute stroke because nitrite therapy is tolerated in ICH as well.

► Nitrite therapy has a narrow time window of efficacy in experimental ischemic stroke. ► Nitrite therapy has a neutral effect on acute intracerebral hemorrhage. ► Nitrite can be applied safely in ICH as well as cerebral ischemia. ► Nitrite therapy would be beneficial during stages of hyperacute stroke.

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