Isolation of Bacteria from Sampled Street-Vended Food in Jos South Local Government, Plateau State of Nigeria

April 21, 2026Iconic Research and Engineering Journals

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Key Points

This research aims to isolate and identify bacteria present in cooked foods sold by street vendors and analyze their microbial load.
Descriptive cross-sectional study design
Purchase and analysis of 15 portions of Jollof rice from various vendors
Bacteriological analysis using spread plate technique and nutrient agar incubation.
Ninety percent of samples had bacterial counts above acceptable limits of 10^4 cfu/ml
Bacterial counts ranged from 297 x 10^5 to 3.0 x 10^6 cfu/ml
Four species of bacteria were isolated: Staphylococcus aureus, Bacillus cereus, Klebsiella aerogenes, and CoNS.

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Descriptive cross-sectional study reveals unsafe bacterial levels in street-vended foods, indicating a need for improved food safety measures.

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Solomon et al. (2026) studied this question.

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