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. 2013 Jan 30;1(1):97–103. doi: 10.1016/j.redox.2012.10.002

Fig. 4.

Fig. 4

Uptake of vitamin E into A549 cultured cells. Different concentrations of tocopherols and tocotrienols were treated with 2×105 cells/ml A549 cells for 24 h and their intracellular concentrations were measured as described in the Methods section. N.D.: not detected.