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. 2022 Jul 25;13:888266. doi: 10.3389/fmicb.2022.888266

TABLE 3.

A summary of the bacterial membrane damage by MW.

Experimental setup
MW frequency (GHz) Energy/power Exposure temperature (°C) Exposure time (min) Biological target/object Effects References
18 1500 kW/m3 20–40 1 E. coli Fluorescein isothiocyanate (FITC)- conjugated dextran (150 kDa) was taken up by the MW-treated cells, suggesting that pores had formed within the cell membrane. Shamis et al., 2011
18 5.0 kW/kg <40 1 Four cocci: Planococcus maritimus, Staphylococcus aureus, S. aureus and S. epidermidis Exposing the bacteria to an EMF induced permeability in the bacterial membranes of all strains studied. Nguyen et al., 2015
37.01 0.4 mW/cm2 20 mW <40 E. coli MW irradiation can transform the dynamic structural state of adsorbed water phases on biopolymer surfaces, which affect transport of ions K+ and H+ through the cellular membrane. Kuznetsov et al., 2017
2.45 1800 W 85 5 Bacillus Cereus MW results in the inactivation of Bacillus cereus by disrupting the cell membrane. Cao et al., 2018
2000 W 100 2 B. subtilis MW irradiation includes damage to the microbial cell wall. Kim et al., 2008