(I) Concentration (J) Concentration Mean Difference (I-J) Std. Error Sig. 95% Confidence Interval Lower Bound Upper Bound Control 50µM 15624.214 5.349 .050* -3.43 31251.85 100µM 14359.643 5.349 .090 -1268.00 29987.28 50µM 100µM -1264.571 5.349 1.000 -16892.21 14363.07 * The mean difference is significant at the 0.05 level.

Table 5: Post Hoc multiple comparisons test (Tukey HSD method) for comparison of the mean differences of NAF ± standard error for different gossypol concentrations and control cells 24 hours post treatment.