Experimental and control treatment groups
®
ALDRICH
The experimental Arg-NaF varnishes were prepared by dispensing L-arginine (A-5006, Sigma Aldrich, St. Louis, USA) at 2, 4, and 8% The control and experimental treatment groups in the present study were:2% L-Arg in 5% NaF varnish (2% Arg-NaF)4% L-Arg in 5% NaF varnish (4% Arg-NaF)8% L-Arg in 5% NaF varnish (8% Arg-NaF)MI varnish® - CPP-ACP with 5% NaF (CPP-ACFP)Duraphat® - 5% NaF varnish (NaF)No varnish – negative control