also found values of approximately 2 kGy as D10 for different strains of B. cereus spores gamma irradiated in several food products.
S. aureus, C. sakazakii and Klebsiella spp were identified on the carrot and lettuce samples. Although S. aureus is not always pathogenic, it can cause a range of illnesses, from minor skin infections to lifethreatening diseases. The faecal coliform group includes genera such as Enterobacter and Klebsiella which are commonly associated with raw vegetables (Szabo and Coventry, 2001). There are many possible sources for raw vegetables to become contaminated with coliforms, including soil, water and the environment. Enterobacter sakazakii is an emerging foodborne pa- thogen that has been associated with meningitis (Bar-Oz et al., 2001) and necrotizing enterocolitis (Van Acker et al., 2001) in infants. Osaili et al. (2008) reported that E. sakazakii can be controlled by relatively low dose treatments D10-values (0.82– 1.95 kGy).