Fig. 1. In vitro fruiting body production of the insertional mutants of Cordyceps militaris in the artificial medium containing 20 g rice, 0.5 g powder of silkworm pupae and 25-mL nutrient solution (glucose 20 g, KH2PO4 2 g, MgSO4 1 g, ammonium citrate 1 g, peptone 5 g, vitamin B1 20 mg, and 1,000-mL distilled water). Mutant SA11, no color production; mutant SA189 and SB60, poor fruiting body production; JM4, wild-type strain.
