Fermented solution, mycelial extract and cell wall of Armillaria mellea can induce the generation of active oxygen species in Grifola umbellata.

• 用液体发酵的蜜环菌菌丝、菌丝细胞壁及发酵液作为激发子，分别处理猪苓菌丝，均可诱导猪苓菌丝活性氧的产生。