Probiotic Yoghurt Made from Milk of Ewes Fed a Diet Supplemented with Spirulina platensis or Fish Oil

Annals of Microbiology

Table 5 Radical scavenging activities of probiotic and non-probiotic yoghurt made from ewes' milk fed a diet supplemented with Spirulina platensis or fish oil during storage at 5±2 °C for 15 days

Treatments	Storage periods (days)
Treatments	1	5	10	15
DPPH^• radicals scavenging activity (%)
C	13.07^B±1.00	13.30^B1.07	14.10^B±0.92	15.51^B±1.77
SP	13.96^B±1.81	13.23^B±2.22	14.03^B±0.59	15.46^B±0.47
FO	14.71^AB±0.67	15.01^AB±0.31	15.92^AB±0.98	17.53^AB±1.04
PC	16.23^AB±1.08	16.56^AB±0.31	17.55^AB±1.06	19.33^AB±0.49
PSP	14.81^AB±0.96	14.94^AB±0.35	15.84^AB±0.67	17.44^AB±0.56
PFO	18.49^A±0.51	18.71^A±0.40	19.77^A±0.65	21.68^A±1.45
ABTS^• radicals scavenging activity (%)
C	23.67^Bf±2.12	24.38^Bf±0.55	28.03^Bf±2.83	39.25^Be±0.39
SP	23.48^Bf±0.21	24.30^Bf±1.64	27.70^Bf±0.11	38.78^Be±1.79
FO	27.73^Bf±0.31	29.11^Bf±1.15	33.48^Bf±1.10	46.87^Be±1.79
PC	35.28^Af±1.74	36.34^Af±1.70	41.79^Af±2.40	58.50^Ae±2.19
PSP	36.60^Af±0.34	37.84^Af±1.73	43.00^Af±0.33	59.80^Ae±1.20
PFO	38.50^Af±1.60	39.38^Af±1.15	46.28^Af±0.34	63.39^Ae±1.79

^A,B letters within the same column differ significantly at P<0.05; ^e,f letters within the same row differ significantly at P<0.05; C, yoghurt made from ewes' milk fed a control diet; SP, yoghurt made from ewes' milk fed Spirulina platensis; FO, yoghurt made from ewes' milk fed fish oil; PC, probiotic yoghurt made from ewes' milk fed a control diet; PSP, probiotic yoghurt made from ewes' milk fed Spirulina platensis; PFO, probiotic yoghurt made from ewes' milk fed fish oil

ISSN: 1869-2044