Table 3 Antifungal effect of Nisin and its nanoparticles on Aspergillus flavus growth in laboratory manufactured Ras cheese
Storage period | Positive control | Treated with Nisin (0.5Â mg/mL) | Treated with Nisin nanoparticles (0.0625Â mg/mL) | ||
|---|---|---|---|---|---|
Count | Count | Reduction% | count | Reduction% | |
Zero time 24 h 48 h 1st week 2nd week 3rd week 4th week 5th week 6th week 7th week 8th week 9th week 1th week | 2 × 108 2 × 108 3 × 108 1 × 109 6 × 109 1 × 1010 3 × 1010 5 × 1010 5 × 1010 6 × 1010 4 × 109 1 × 109 6 × 108 | 2 × 108 3 × 107 1 × 106 7 × 105 1 × 105 6 × 104 8 × 103 2 × 103 8 × 102 3 × 102 9 × 10 2 × 10 ND | ـــــــــــ 85.000000 98.000000 99.000000 99.950000 99.970000 99.996000 99.999000 99.999600 99.999850 99.999955 99.99999 100 | 2 × 108 1 × 106 2 × 105 5 × 104 1 × 104 1 × 103 2 × 102 7 × 10 1 × 10 ND ND ND ND | ـــــــــــ 99.500000 99.900000 99.975000 99.995000 99.999500 99.999900 99.999965 99.999995 100 100 100 100 |