Effect of different plant growth regulators on callus and adventitious shoots induction, polysaccharides accumulation and antioxidant activity of .

Objective: As a medicinal plant, the resource of is deficient along with the large collection. For the protection and utilization of , the influence of plant growth regulators (PGRs) on callus induction and adventitious shoots differentiation, polysaccharide production and the antioxidant activity were tested.

Methods: Internodes of were used as explants and cultured on MS medium plus different plant growth regulators (PGRs).