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. 2003 Oct 14;89(8):1590–1597. doi: 10.1038/sj.bjc.6601298

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Copyright © 2003 Cancer Research UK

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Viability of DU-145 cells 0, 6 or 24 h after PDT, as determined by propidium iodide exclusion assay. The data represent the mean±s.d. of three experiments.