Bassianolide is a cyclodepsipeptide insecticide synthesized by the fungal species B. bassiana and V. lecanii.{34745, 34746} In vivo, the oral administration of bassianolide induces atony in the silkworm B. mori at a concentration of 4 ppm and is lethal at doses exceeding 8 ppm. Atony is similarly induced in silkworm...