Several authors demonstrated the synergism between HHP
treatment and antimicrobial compounds, such as nisin, in the
inactivation of pathogens in cooked ham (Jofre et al., 2008), or
essential oils in the inactivation of the endogenous
flora of cracked
green table olives (Abriouel et al., 2014). The mechanism
underlying the observed effects is likely to be based on the
transient permeabilization of the cellular outer membrane, which
occurs under pressure. The cellular permeabilization allows the