ultrastructure , growth , and adherence to hydroxyapatite of streptococcus mutans atcc 27351 was studied after treating bacterial suspensions for 1 h with 0.1 % chlorhexidine gluconate ( chx ) , 0.1 % sodium fluoride ( f ) , or a combination of these two ( chx + f ) .
C0037508
sodium fluoride
C0016327
f