Chemical Characterization and Cytotoxic/Antibacterial Effects of Nine Iranian Propolis Extracts on Human Fibroblast Cells and Oral Bacteria

Table 5

The percentage of microbial biofilm formation.

Samples	2 × MBC/MFC concentrations of each Propolis %									CHX 0.2%
	1	2	3	4	5	6	7	8	9
S. mutans	30	4	23.5	24	37.5	38	41	29	6.5	86
S. salivarius	24.5%	7	24	22.5	44	32	42.5	39	8.5	84.5
S. mitis	46	16	27	31	44	32	51	42.5	9.5	85
L. acidophilus	33	28.5	31	31.5	39	38.5	44	40	28	83
C. albicans	8	2.5	8	1	8.5	11	13	2.5	2.5	82.5
E. coli	30	28	31	31	36	38	44	42	26	84
S. aureus	45	16	27	31	42	33	51	42	9.5	84

Kermanshah (sample 1), Fasa (sample 2), Tabriz (sample 3), Neor Lake (sample 4), Sarab (sample 5), Gilan (sample 6), Khalkhal (sample 7), Kurdistan (sample 8), and Fereydun Shahr (sample 9). There were statistically difference between groups 2, 4, 5, 6, 7, and 9 (-value < 0.05). There was a statistical difference between groups 1, 3, and 8 (-value<0.05). There were statistically difference between groups 2, 4, 5, 6, 7, and 9 with 1, 3, and 8 (-value < 0.001).