Figure 1
The illustration for chemosensitization test with different group. The 1st to 3rd groups were pretreated with T3 for 24 h, then treated with 5-Fu for 48 h, the depriving times of T3 were different, the 1st group was kept with T3 until test end, T3 of the 2nd group was deprived at the start of 5-Fu, and T3 of the 3rd group was deprived after using 5-Fu for 24 h. After 24 h without T3 pretreatment, the 4th to 6th groups were also treated with 5-Fu for 48 h. The 4th group was added with T3 at the start of 5-Fu until test end, T3 of the 5th group was added at the start of 5-Fu and deprived after using for 24 h, T3 of the 6th was added when 5-Fu was added for 24 h. After 24 h without T3 pretreatment, the 7th group was treated with 5-Fu only for 48 h, and without treating with T3. The 8th group was set as control group, without treating with T3 or 5-Fu.