Microbial Safety of Low Water Activity Foods: Study of Simulated and Durban Household Samples

Table 6

Populations of S. aureus ATCC 25923 and B. cereus in macadamia butter at varying concentrations of sucrose stored at 25°C.

Concentration of sucrose at 25°C	Populations (Log CFU/g) over storage time (days)
	1	7	14	21	28
S. aureus ATCC 25923
0%	5,34	5,32	4,59	4,47	4,38
12%	5,00	4,99	4,85	4,67	3,15
20%	3,97	3,67	3,00	ND	ND
B. cereus
0%	5,39	5,066	ND	ND	ND
12%	5,18	4,67	4,66	4,19	3,45
20%	4,20	3,88	3,72	3,60	3,49

(1) Means with same superscript letters in rows within pathogen are not significantly different . (2) Means . (3) ND: not detected; ns: no significance.