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. 2021 Oct 1;29(2):1021–1028. doi: 10.1016/j.sjbs.2021.09.071

Table 7.

Antibiofilm activity of Ephedra alata extracts against references and oral strains.

BI50 (mg/mL)
Aqueous extract Methanolic extract
References strains
Enterococcus faecalis ATCC 29212
Salmonella typhimirumDT104
6.78
4.62
6.74
3.18
Auricular infections strains
Sa12 5.96 4.55
Sa16 >25 >25
Sa26 12.25 13.96
Sa27 17.13 17.67
Sa32 >25 >25

BI50: minimum biofilm inhibition concentration of E. alata extracts able to inhibit 50% on the biofilm formation.