Liha töötlemine
Application of organic acid early after air or vacuum at 4–5°C (Podolak et al. 1996;
slaughtering, such as after dehiding or after Dorsa et al. 1997a, 1998a, b, c; van Netten et
evisceration, is highly effective (Prasai et al. al. 1998; Berry and Cutter 2000; Cutter and
1991). For instance, pre-chilling treatment of Rivera-Betancourt 2000; Castillo et al.
inoculated beef samples with lactic acid and 2001b; Calicioglu et al. 2002; Gozález-
water resulted in 5.2 log10 CFU/cm2 reduc- Fandos and Dominguez 2006). Other studies
tions of inoculated S. Typhimurium and E. (van Netten et al. 1997, 1998; Dorsa et al.
coli O157:H7, while post-chilling lactic acid 1998a, b, c; Ikeda et al. 2003; Koutsoumanis
spraying reduced these organisms by only et al. 2004) have found that organic acids at
1.6 and 2.4 log10 CFU/cm2, respectively 2% and 5% suppressed growth of the same