ObjectiveTo study the antimicrobial activity of different extracts of Pholidota cantonensis Rolfe in vitro. Methods Tube continuous dilution and agar plate diffusions methods were used to determine the minimal inhibitory concentration(MIC) and the inhibition zone of different extracts from Pholidota cantonensis Rolfe. Results The extracts of Pholidota cantonensis Rolfe had good inhibiting effect on Candida albicans and gram-positive bacteria such as Staphylococcus aureus, Staphylococcus epidermidis and Peptostreptococcus micros.MIC of differe...