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Table 2 Mean IC 50 values of A549 and U87MG cells receiving treatments of tocotrienols

From: Cytotoxicity and apoptotic activities of alpha-, gamma- and delta-tocotrienol isomers on human cancer cells

  Mean IC50Concentration (μM)
Cell lines A549 U87MG
Treatment period 24 h 48 h 72 h 24 h 48 h 72 h
Alpha-tocotrienol 5.46 ± 0.8 4.93 ± 0.4 4.61 ± 1.7 2.57 ± 0.1 1.84 ± 0.2 1.53 ± 0.4
Gamma-tocotrienol 2.84 ± 0.1 2.56 ± 0.2 1.72 ± 0.2 5.02 ± 0.1 3.75 ± 0.1 3.32 ± 0.3
Delta-tocotrienol 1.71 ± 0.4 1.60 ± 0.1 1.27 ± 0.2 1.45 ± 0.1 1.29 ± 0.1 1.13 ± 0.9
  1. Each value is expressed as a mean ± SD (n = 9).