The Inhibitory Effect of Potassium Sorbate and Bifido-Bacterium on Shiga Toxin Producing E. coli in Kareish Cheese
Gamilat A. Elsaid1, Weam Mohamed Baher1*, Eman Shukry1, Abeer E. Abd El. Ghafar2, Marwa Shalaby1
1Food Hygiene Department, Animal Health Research Institute (AHRI), Mansoura branch, Egypt; 2Bacteriology Department, Animal Health Research Institute (AHRI), Mansoura branch, Egypt.
*Correspondence | Weam Mohamed Baher, Food Hygiene Department, Anima Health Research Institute, Mansoura Branch, Egypt Email:
[email protected]
Figure 1:
Most probable number of coliforms and E. coli in kareish cheese collected from grocery stores, and street vendors in Mansura city city, Egypt (n = 50). Values represent means ± SD (Log 10 cfu/g). Columns carrying different letter (a, b) are significantly different at p < 0.05.
Figure 2:
Prevalence rates (%) of E. coli in the examined kareish cheese in the present study.
Figure 3:
Prevalence rates (%) of different E. coli serotypes.
Figure 4:
DNA expression of 16S rRNA, and shiga toxins coding genes (stx1 and stx2) in the identified E. coli serotypes isolated from retailed Kareish cheese in the present study.