The aim of this study was to characterize and determine the bi-functional efficacy of active packaging films produced with starch (4%) and glycerol (1.0%), reinforced with cellulose nanocrystals (0-1%) and activated with alcoholic extracts of red propolis (0.4 to 1.0%). The cellulose nanocrystals used in this study were extracted from licuri leaves. The films were characterized using moisture, ...

Butter samples produced from cream (C) or yoghurt (Y) were evaluated for fatty acid (FA) composition and pesticide residues. The results showed that butter has a higher health-promoting index (HPI) compared to the overall acceptability scores at end of storage. contained 62.81 g 100 g-1 saturated, 3.50 monounsaturated, 2.44 polyunsaturated acids whereas 69.99 3.57 monounsaturated 2.81 acids, re...

Pistachio powder is a product used today in confectionery, ice cream, pistachio paste and other foods. Considering the higher rate of spoilage and oxidation in pistachio powder, developing methods to increase the shelf-life of this product is therefore important. In this study the effect of  freezing and vacuum packaging on the quality characteristics of pistachio powder during storage was inve...

materials and methods: a total of 285 commercial and traditional dairy products as well as 267 pasteurized and raw milk samples were collected during one year. the samples were studied by culturing and the positive-culture samples were investigated using pcr techniques. results: the results of culture showed that 52 (9.42%) and 28 (5.07%) of the total 552 milk and dairy samples were positive fo...

production run with hydrogen peroxide and rinsed with deionized water. As moisture may remain in the less accessible points of the system (bends and filters), Kathon CG is added to the rinse water to ensure a completely sterile process. As a result of this finding, the company marketing the cream compensated the patient and changed the procedure for cleaning the machinery, replacing the Kathon ...