Volume 10, Issue 2 (June 2023)
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Original article
P. 62-69
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- Rhynchophorus phoenicis is a good source of fat, protein, and crude fiber.
- Linoleic acid, oleic acid, and palmitic acid made up most of the fatty acid concentrations of R. phoenicis.
- Fe, Mn, and Zn are the most important metal compounds of R. phoenicis.
- Consumption of larvae might be used to combat malnutrition deficiencies.
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- Totally, 31.14% (109/350) of food samples were contaminated with Staphylococcus aureus.
- Prevalence of S. aureus in pastry products was significantly high with a contamination rate of 43.59%.
- The lowest contamination rate (18.18%) was registering at prepared meals.
- Among S. aureus isolates, 21.1% presented methicillin-resistant strains.
- Appropriate measures should be implemented to decrease the contamination level of food products.
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- The samples absorbed a significant level of moisture during storage period.
- Bacillus subtilis, Pseudomonas aeruginosa, Micrococcus luteus, and Staphylococcus aureus were isolated from the samples.
- Aspergillus flavus and A. niger were isolated from all the samples.
- There was an emergence of Rhyzopertha dominica only in the sun-dried samples.
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- Radical-scavenging capability of sesame cake was high.
- Sesame cake is a rich source of phenolic contents.
- Sesame cake’s extract reduced thiobarbituric acid and peroxide value indexes in refined sesame oil.
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- Spirulina addition significantly affected fatty acids profile and amino acids content.
- Using Spirulina in formulation of camel burger resulted in delayed the lipid oxidation during frozen storage.
- Addition of Spirulina significantly affected color parameters.
- Spirulina addition improved fat retention and moisture retention.
- Formulation of camel burger with Spirulina had no significant effect on cooking loss or tenderness of camel burger.
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- Among 900 food samples, 136 (15.1%) were positive for Listeria spp.
- The most contaminated food was beef (35%) followed by chicken (29%) and green vegetables (23%).
- The most isolated Listeria spp included L. monocytogenes and L. ivanovii.
- Among L. monocytogenes isolates, dominant serogroups were 1/2a and 4b.
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