Sirtex Medical (ASX:SRX) saw shares tumble more than 25% today after a trial of its radioactive microspheres reported no effect in improving survival in patients with colorectal cancer.
Results from the Foxfire analysis study indicated that the use of SIR-Spheres Y-90 microspheres in combination with chemotherapy did not improve overall survival in patients with unresectable colorectal cancer compared to chemotherapy alone, the Woburn, Mass.-based company said.
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