Plant Flavonoids are considered as naturally occurring bioactive compounds. In the present study, chitosan and Aspergillus niger elicitors were used as chemical and fungal elicitors, respectively. The cell suspension culture of Andrographis paniculata (Burm. f.) Nees was established in 50 ml MS media supplemented with 2,4-D: BAP (1.0:0.5 mg/l) and treated with chitosan and Aspergillus niger eli...