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Inactivation of E. coli as a function of processing conditions. Red = heat treatment only; blue = heat treatment combined with the PEF. Experimental temperatures ranged between 63 °C and 75 °C. Inactivation, expressed as Δlog (CFU·mL−1), was calculated according to log (N0/N), where N0 is the initial number of cells and N is the number of cells after the treatment.
