43 research outputs found

    Obtaining a Functional Product Through the Exploitation of Mushroom Flour in Pasta

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    The present study focuses on the influence of adding mushroom powder on a certain assortment of pasta. The research comprises two major directions: the study of the raw materials used to produce pasta from a compositional point of view and the quantification of some biologically active compounds of interest; emphasizing the potential of using Boletus edulis mushroom powder in the composition of pasta and evaluating the quality of the product from a nutritional and sensorial point of view. For this purpose, two types of pasta have been created, with different percentages of mushroom, 10% and 20%, but also a blank sample obtained in the same conditions, but without mushroom powder. To achieve the goal the following analyzes were conducted: proteins, total polyphenols, antioxidant activity, fat, humidity, ashes, acidity, increase in volume of the boiled pasta and customers’ preferences.By using sensory analysis has been established that the consumers preferred pasta enriched with 10% mushroom powder. In conclusion, the addition of mushrooms flour assures an enhancement of the nutritional value, as well as of the organoleptic characteristics of the final product

    The Manufacturing Process and Quality Control of a Holland Type Cheese

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    The aim of this study was to evaluate the influence of storage time on physicochemical shelf-life of Holland type cheese. Cheese samples were stored in ripening room for up to 30 days. Physicochemical parameters of cheese were assessed at 19 and 30 days of storage. Samples were analyzed for titratable acidity, fat in dry matter content, protein and salt content. No significant changes were observed in physicochemical properties during the ripening process

    Identification and Prevalence of Escherichia coli and Escherichia coli O157: H7 in Foods

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    The objective of this study is to investigate the incidence of Escherichia coli in animal and non-animal foods, and mainly the incidence of the serotype O157: H7 producing verotoxin. The presence of common Escherichia coli and Escherichia coli O157: H7 in various foods (of animal and non animal origin) was performed in Transylvania area. We analyzed a total of one hundred forty-one samples of minced meat, one hundred twenty-six samples of meat , twenty six samples of meat products, five samples of alcoholic beverages, three samples of seafood, one hundred samples of cheese from pasteurized milk, seventeen samples of butter, four samples of vegetables and one sample of milk powder, using the standard cultural method and Vidas Eco method for E. coli O157: H7 strains. E. coli was identified in 50 samples of minced meat, 55 samples of meat prepared, 4 samples of meat products, 2 samples of alcoholic beverages, 25 samples of cheese from pasteurized milk, 6 samples of butter and 1 sample of vegetables. In this study were not been identified any foods contaminated with the E. coli O157: H7 serotype. The results of this reasearch have demostrated that E. coli wich represents a hygienic indicator of recent food contamination, can be destroyed with heat treatment and hygienic handling of foods. Our country over the years has been among the few countries where the incidence of the E. coli O157: H7 serotype has been minimal
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