Liha töötlemine
ented process that has received a GRAS applied sequentially or simultaneously (Sofos
status in the United States for use on fresh and Smith 1998; Sofos 2005). Sequential
beef (Naidu 2001, 2002). It is thought to decontamination treatments, combining
interfere with bacterial adhesion on surfaces, physical and chemical methods, have been
causing detachment of microbial contamina- proven more effective compared to single
tion (Naidu et al. 2003). Lactoferricin B is a treatments. Such a concept may improve the
peptide, deriving from hydrolysis of LF that effectiveness of some physical methods, such
binds to the outer membrane of Gram- as washing with cold water or knife-trim-
negative bacteria, reported to inhibit E. coli ming, while using lower concentrations of
O157:H7 at the minimum level of 8 μg/ml chemicals in subsequent stages (Graves
(Shin et al. 1998). USDA-FSIS has approved Delmore et al. 1998)
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