Methyl Jasmonate 및 Salicylic Acid 처리에 의한 더덕(Codonopsis lanceolata) 부정근의 항산화 활성 증가

Increasement of antioxidative activity in Codonopsis lanceolata adventitious root treated by Methyl jasmonate and salicylic acid

Traditionally, Codonopsis lanceolata root have been used as a source of natural heath food. This study was initiated to investigate the impacts of methyl jasmonate (MeJA) and salicylic acid (SA) on adventitious growth C. lanceolata, the production of secondary metabolites, such as flavonoids, total phenolic compound, antioxidative activity (DPPH). The highest phenolics content was observed in treatment of 20 uM MeJA (74.53 mg/g). The content of total flavonoids followed the similar pattern as that of total phenolics, showing 38.45 mg/g of C. lanceolata treated by 20 uM MeJA. The DPPH scavenging activity was 24.2 (IC50) of C. lanceolata treated by 20 uM MeJA. These results provide useful information for enhancing biological properties of cultural roots of C. lanceolata.