Table 2.

Sensitivities of bacteriocin extract from Lactococcus lactis strain A5 to temperature, enzymes and detergents.

Treatments	Zone of inhibitions (mm) ± SD
Temperature
37°C	13.7 mm ± 0.58
65°C	13 mm ± 1
100°C	8.7 mm ± 0.58
121°C	No inhibition
Enzymes
Proteinase K	No inhibition
Catalase	12.3 mm ± 0.58
Lysozyme	10.7 mm ± 0.58
Detergents (1%v/v)
SDS	18 mm ± 0
Triton X-100	16 mm ± 0
Tween 20	16.3 mm ± 0.58
Tween 80	16 mm ± 0
EDTA	No inhibition
Detergents (8%v/v)
SDS	16 mm ± 0
Triton X-100	17.7 mm ± 0.58
Tween 20	16.7 mm ± 0.58
Tween 80	16.3 mm ± 0.58
EDTA	No inhibition

Note: SD = Standard Deviation