Fig. 4

The image in the left panel shows the crystal violet-stained control and treatment groups after 2 weeks of culture. The right panel shows the quantitative analysis of the inhibitory effect on colony formation. The average of three independent repeats is presented as the mean ± SD. The difference between the treatment and control groups was analysed using the T test. The statistical significance of the difference between the treatment and control groups is represented by **P < 0.01