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Periódicos Brasileiros em Medicina Veterinária e Zootecnia

Efficacy of a Bioproduct Based on Andiroba Oil Applied to Eggs Stored for Varying Periods, in Different Environments

F, Rufino J. PT, Oliveira AC, Guimarães CS, Gomes M. FT, Soares SS, Mourão LM, Mendes JL, Silva Junior JL, Chaves F. AF, Mendonça M. AQ, Costa Neto P

The study evaluated the efficacy of a bioproduct based on andiroba oil (BBAO) applied to eggs stored with or without treatment, at room temperature or refrigerated for up to 35 days. The product's impact on physical quality, bacteriological concentrations, chemical composition, and lipid oxidation of yolks was analyzed. The results showed that eggs treated with the BBAO maintained better physical quality, with lower water loss and lower lipid oxidation compared to untreated eggs. Refrigerated storage further enhanced preservation, resulting in higher albumen contents and lower microbial contamination. Eggs stored without the bioproduct at room temperature exhibited higher bacterial growth, including Salmonella spp., which was absent in treated and refrigerated eggs. The findings suggest that combining the BBAO with refrigeration extends the shelf life of eggs by protecting against microbial contamination and oxidative degradation, offering a sustainable method to improve egg quality, particularly in regions with limited access to refrigeration.(AU)

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