Figure 5. MTT reduction activity of GCTs cultured on differently functionalized Ti substrates for 1, 3 and 8 days.
Symbol denotes significant differences as determined by one way ANOVA. One symbol, p<0.05; 2 symbols, p<0.01. #, compared to substrates modified with CH-MTX-Ti group on the same day. *, compared to the same substrates on Day 3.