Fig. 6
From: Vinegar inhibits the formation of oral biofilm in situ
An overview of the 24-h biofilm after application of vinegar. “Enamel” indicates the former enamel substrate dissolved during processing of the specimens for TEM analysis. a, c, e and g SEM micrographs. After application of vinegar, the tight connection among bacteria was destroyed and bacteria shape was broken. Original magnification: 10,000-fold. b, d, f and h TEM micrographs. Original magnification: 23,000-fold. a and b Control group; c and d immediately after rinsed with vinegar; e and f 30 min after rinsed with vinegar; g and h 120 min after rinsed with vinegar