Abstract
Biofilms cause several diseases, as caries and periodontitits.Oral biofilm is naturally formed and removed by brushing but if that sanitation is inadequate, buccal products with antimicrobials are recommended. Antimicrobial effect of chitosan is well known, but its actions on biofilms are not. Thus, the purpose of the present study is to avaluate antimicrobial activity of gels and micropa…