Fig. 1From: Combining a noble gas with radiotherapy: glutamate receptor antagonist xenon may act as a radiosensitizer in glioblastomaPlating efficiency (PE) of U87, U251 and HeLa cell lines treated with Xenon (Xe), Memantine (Mem) or both. Error bars indicate 95% confidence interval. No significant PE differences between treatments were observedBack to article page