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Figure 2 | BMC Complementary and Alternative Medicine

Figure 2

From: Chemical composition, antimicrobial and antibiofilm activity of the essential oil and methanol extract of the Mediterranean cypress (Cupressus sempervirens L.)

Figure 2

Showed biofilm formation of K. pneumoniae in PVC microtiter plate wells arranged from low to high biofilm production. Wells from left to right: (A) negative control (nutrient broth); (B) bacterial suspension supplemented by Eo 100 μg (C), 50 μg (D), 25 μg (E); methanol extract 100 μg (F), 50 μg (G), 25 μg (H) and ceftriaxone as reference antibiotic 100 μg (I) of stained with 1% crystal violet solution after 24 h of incubation at 37°C.

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