The dismal range of options for treating a stroke might be improving. Scientists report that neutralizing an enzyme called NOX4 that shows up in stroke-damaged tissues can limit brain injury in mice. The study appears in the September PLoS Biology.
Stroke treatment is often hampered because the primary available drug, a clot-buster called tPA, is effective only within three hours of a stroke’s onset; many strokes are not detected until after that window has closed.
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