Figure 3From: Changes in the contents of four active diterpenoids at different growth stages in Andrographis paniculata (Burm.f.) Nees (Chuanxinlian)Contents of four diterpenoids in various tissues of Andrographis paniculata at different growth stages (A–G) in greenhouse experiment (September 2006). Stages were as follows: A. Seedling (7 days); B. First true leaf (14 days); C. Transfer (39 days); D. Vegetative (108 days); E. 50% Flowering (128 days); F. Seed-forming (133 days); and G. Mature seed (161 days).Back to article page