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Fig. 1 | AMB Express

Fig. 1

From: Purification and characterization of antibacterial surfactin isoforms produced by Bacillus velezensis SK

Fig. 1

Antagonistic activity of B. velezensis SK by cross streak method against a B. cereus NCIM 2703 b Staphylococcus aureus NCIM 2654, and c Colony morphology on nutrient agar d 1500 bp amplified 16 s rDNA. e Evolutionary relationship of B. velezensis SK based on 16 s rRNA and closely related species of Bacillus, phylogenetic tree was constructed by using Neighbour-Joining method by using MEGA7 software, bootstrap values on each branch point indicates 1000 pseudo replicates (scale represents 0.0001 nucleotide substitution). f Antimicrobial activity of partial purified (HP-20) lipopeptides by using agar well diffusion assay showing zone of inhibition (upper panel) in diameter in mm (lower panel) against Gram-positive and Gram-negative indicator bacteria including streptomycin resistant (R)

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