FIGURE 6 Pharmacokinetic evaluation of TA in vivo . (a) Pharmacokinetic profile of TA after intraperitoneal (i.p. group) or intravenous (i.v. group) injection in rats. Data are shown as means ± SEM (n ≥ 5). (b) Tissue distribution of TA after intraperitoneal injection in rats. Data are shown as means ± SEM (n = 5). (c) Pharmacokinetic parameters of TA after intravenous injection in rats (n = 6). Data are shown as means ± SEM (n = 6).