Volume 2, Issue 1

 

Microbial Analysis of Cooked Foods Sold in Sunday Bazaars of Karachi-Pakistan

 

Author(s): Saara Muddasir Khan ¹, Omm-e- Hany ², Sikandar Khan Sherwani ³

1. Department of Biochemistry, Baqai Medical University, Karachi-Pakistan.
2. Department of Environmental sciences, University of Karachi, Karachi- Pakistan.
3. Department of Microbiology, Federal Urdu University of Arts, Science and Technology, Karachi- Pakistan.

Abstract: Aims: To evaluate the cooked food sold in the Sunday bazaars of Karachi through MPN technique to find the presence of microbes and to render the food fit or unfit for human consumption.

Methods: This simple and observational study was done in the five major locations of the city Karachi and food selected was evaluated through the most probable techniques (MPN).

Validity Study: Total of twenty five samples were taken, five samples from each of the five different Sunday bazaars of Karachi. All the samples were evaluated from the MPN technique for microbial analysis.

Results: The MPN technique gives the consistent results of the presence of microbes in all the selected samples collected from the particular Sunday bazaars of Karachi. Analysis showed that all the dishes selected were positive for the presence of the microorganism rendering cent percent result showing the contamination of the selected cooked food dishes with the microorganisms.

Conclusions: The results from the study provide the indicator of the MPN reliability. It also suggests the criterion validity of the MPN technique for positive analysis of microorganisms in cooked food.

 

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