Seven lindenane-type sesquiterpenoid trimers, including four new ones (1–4) and three known analogues (5–7), were isolated from Chloranthus fortunei guided by high-performance liquid chromatography wi
1IC50 values were calculated from dose-response curves as the concentration of compound yielding a 50% of control cell survival. They are expressed as means±S.D. of three different experiments with qu
IC50 was evaluated using 30 µM ACh as agonist. Antagonists were either added simultaneously with agonist or pre-incubated overnight with the cells as indicated. The positive allosteric modulator PNU 1