Volume 8, Issue 3 (September 2021)
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Original article
P. 96-103
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- High nutritional values were found in Labeo rohita and Barbonymus gonionotus fishes.
- Lipid content was decreased after freezing the fish due to oxidation of lipid.
- Carcinogenic risks were observed due to presence of lead in the fish sample.
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- A majority (90.48%) of students were aware of the Natural Food Toxins (NFTs).
- The male students showed significantly (p<0.05) greater knowledge than the females.
- Totally, 190 (75.40%) respondents had prior-to-the-study knowledge about NFTs.
- Also, 245 (97.22%) respondents desired to learn more about NFTs.
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- The overall parasitic contamination of fresh vegetables was 35.8% (34 out of 95).
- Giardia lamblia was the most prevalent parasite found in the vegetable samples.
- Some vegetables sold at the Lusaka City market (Zambia) were a potential source of parasitic infections for consumers.
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- All 60 minimally processed vegetable samples were positive for total coliforms.
- Fecal coliforms counts ranged from 0.30 to 1.95 log Most Probable Number/g.
- Some minimally processed vegetable samples showed low microbiological quality and imperfect quality traits.
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- The most susceptibility and resistance of Escherichia coli to antibiotics were related to chloramphenicol and trimethoprim/sulfamethoxazole, respectively.
- Six out of 21 E. coli isolates were Extended-Spectrum Beta-Lactamase (ESBL) producing E. coli.
- Four out of six ESBL-producing E. coli isolates included blaTEM gene, while blaSHV gene was not found.
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- Prevalence of Listeria innocua was 21.3% (17 out of 80) in ready-to-eat food samples.
- Listeria detected in this study revealed 98-99% identity in 16S rRNA sequence with L. innocua.
- Most L. innocua isolates were susceptible to the studied commercial disinfectants.
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