Supplementary figure 1: (A): A blank plasma sample did not contain ferulic acid and docetaxel;
(B): A blank plasma sample spiked with ferulic acid of 500 ng/mL and docetaxel (500 ng/mL, I.S.);
(C): the plasma sample from a rat, which was oral administrated with ferulic acid for 2 min. The retention times for ferulic acid and docetaxel were 0.70 and 2.38 min, respectively.