Dan-dan Tian1, 2 et al. Acta Pharmacol Sin 2015; 36: 627–643; Figure 4 Plasma concentrations of 3-O-methyltanshinol (M1; green curves/open circles), 4-O-methyltanshinol (M2; green curves/solid circles), tanshinol-3-O-sulfate (M7; brown curves), and unchanged tanshinol (blue curves) over time after an iv (2 mg/kg) and a po dose of tanshinol (10 mg/kg) in rats not treated with (A and B) or treated with oral entacapone at 30 mg/kg (C and D) Figure legends Dan-dan Tian1, 2 et al. Acta Pharmacol Sin 2015; 36: 627–643; doi: 10.1038/aps.2015.20 Published by © 2014 CPS and SIMM