Methyl Protodioscin from the Roots of Asparagus cochinchinensis Attenuates Airway Inflammation by Inhibiting Cytokine Production

Figure 2

Effects of the 70% ethanol extract of Asparagus radix (ACE) and methyl protodioscin (MP) on inflammatory cytokines/chemokine production in A549 cells. (a) Inhibition of ACE on IL-6 production. (b) Inhibition of MP on IL-6 production. (c) Inhibition of MP on TNF-α and IL-8 production. DEX: dexamethasone; , , significantly different from the IL-1β-treated group ().

(a)

(b)

(c)