They grew in hemolymphs at the beginning and then entered the fat body and muscle.As the hyphae grew, the midgut and the silk gland were successively infected.

• 菌丝首先在入侵的血腔中生长，然后侵入邻近的脂肪体和肌肉，随菌丝在虫体内的增殖，中肠、丝腺等相继被侵染。