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. 2008 Oct 23;117(3):379–386. doi: 10.1289/ehp.11865

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Dosage effects of TPT and TBT on proteasome inhibition and cell death in Jurkat T cells. Jurkat T cells were exposed to either methanol (Sol), SnCl₄ at 5 μmol/L, or TPT and TBT at the indicated concentrations for 8 hr. (A) Measured proteasome CT-like activity. (B) Percentage of cell death measured by trypan blue assay. (C) TUNEL assay. Data are means ± SD of three experiments.

*p < 0.05. **p < 0.01