These edible mushrooms were maintained on potato dextrose agar (PDA; Difco, Sparks, MD, USA). The plant pathogenic bacteria used in this study, namely, Xanthomona scampestris pv. campestris (black rot on Chinese cabbage), Ralstonia solanacearum (bacterial wilt on tomato), Agrobacterium tumefaciens 208 (crown gall), Pectobacterium carotovorum subsp. carotovorum (soft rot), Xanthomonas oryzae pv. Oryzae KACC10859 (bacterial blight on rice), X. axonopodis pv.citri KACC 10443, Pseudomonas tolaasii KACC10365, and X. axonopodis pv. glycines KACC 11144 were obtained from Korean Agricultural Type Collection (KACC) and National Academy of Agricultural Science (NAAS), Rural Development Administration (RDA), Wanju. Escherichia coli DH5 was obtained from a laboratory collection.