Figure 6From: Fourier transform infra-red spectroscopy and flow cytometric assessment of the antibacterial mechanism of action of aqueous extract of garlic (Allium sativum) against selected probiotic Bifidobacterium strains PCA of the first derivative and multiplicative scatter correction (MSC) of B. lactis Bb12 for A: region I (3000-2400Â cm -1 ), B: region II (1800-1500Â cm -1 ), C: region III (1500-1200Â cm -1 ), D: region IV (1200-900Â cm -1 ) and E: all spectral regions (4000-850Â cm -1 ), control: blue; garlic clove extract-treated: pink. Back to article page