D-(-)-Fructose, gallic acid, 5-hydroxymethylfurfural, loganic acid, chlorogenic acid, gentiopicroside, ferulic acid, isoorientin, liquiritigenin, liquiritin, nodakenin, rutin, 20-hydroxyecdysone, senkyunolide I, hydroxysafflor yellow A, quercetin, salicylic acid, kaempferol, isoliquiritigenin, amentoflavone, E-ligustilide, kaempferide, isoimperatorin, levistolide A, Z-ligustilide (purity > 98%) were purchased from Weikeqi Biotechnology Co., Ltd (Chengdu, China). CFA was purchased from Chondrex, Inc (Woodinville, USA). |