Salmonella Typhimurium and Salmonella Sofia: Growth in and Persistence on Eggs under Production and Retail Conditions

Table 3

The level of attachment of each isolate for farm eggs (± standard deviation) at 4, 22, and 42°C after 1 or 20 min of attachment.

Temperature	SS^1		STM^2		RS^3
	1 min	20 min	1 min	20 min	1 min	20 min
4°C	4.14 ± 0.25^aA	4.64 ± 0.19^abA	4.72 ± 0.39^bcA	5.11 ± 0.15^bcdA	5.10 ± 0.16^bcdA	5.23 ± 0.16^cdeA
22°C	4.16 ± 0.18^aAB	4.85 ± 0.12^bcA	4.60 ± 0.19^abA	5.00 ± 0.20^bcA	4.83 ± 0.14^bcA	5.75 ± 0.10^dA
42°C	4.68 ± 0.19^aB	4.81 ± 0.24^abA	5.06 ± 0.65^abcA	5.09 ± 0.26^abcA	5.04 ± 0.12^abcA	5.56 ± 0.21^cA

Different lower case letters within rows are significantly different (). Different upper case letters within columns are significantly different ().
SS: S. Sofia 1296a; ²STM: S. Typhimurium PT135; ³RS: S. Typhimurium ATCC 14028.