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Effects of three alcoholic extracts of tea on surface morphological changes of bacteria. (A) Morphological effects of three tea extracts on E. coli. (B) Morphological effects of three tea extracts on S. aureus. (C) Antibacterial effect of three TEs on E. coli. In GT&WT, the upper left is WT, and the lower right is GT. (D) Antibacterial effect of three tea extracts on Staphylococcus aureus. In GT&WT, WT is at the lower left and GT is at the upper right. Scale bar: 500 nm.
