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Representative growth inhibitory dose-response profiles following exposure of (a) and (c) TK10 carcinoma cells and (b) MRC-5 fibroblasts (72 h) to naked- or AFt-encapsulated (a) and (b) GW610 or (c) Phortress (points are means ± SD, n = 4). Inset in (a) and inset in (c): TK10 clonal survival following 24 h exposure of cells to naked and AFt-encapsulated GW610 with GI50 values. Data points are the mean ± SD of 3 independent trials (n = 3 per trial).
