Antibacterial and Antibiofilm Activities of Nonpolar Extracts of Allium stipitatum Regel. against Multidrug Resistant Bacteria

Figure 6

Effect of ASHE and ASDE on the viability of (a) S. aureus, (b) MRSA, (c) A. baumannii, and (d) S. maltophilia biofilms at concentrations of 1x, 2x, and 4x MICs with control (0x MIC). Comparison of absorbance between control and treated samples at 490 nm by XTT assay. < 0.001; MIC: minimal inhibitory concentration. Values are expressed as mean ± SD.

(a)

(b)

(c)

(d)