نتایج جستجو برای: microbial film
تعداد نتایج: 202657 فیلتر نتایج به سال:
The Cosmetic Ingredient Review Expert Panel assessed the safety of 34 microbial polysaccharide gums for use in cosmetics, finding that these ingredients are safe in cosmetic formulations in the present practices of use and concentration. The microbial polysaccharide gums named in this report have a variety of reported functions in cosmetics, including emulsion stabilizer, film former, binder, v...
Background and Objective: Considering the environmental problems raised from current plastic packaging, edible and biodegradable films could be developed and also be effective in controlling the chemical and microbial properties of food especially if their effect be strengthened by adding natural antioxidant and antimicrobial agents like herbal essential oils. This study aimed at assessing the ...
Background: Fillet is a popular part of chicken carcass which its high perishability is an economic problem. The present research was designed to study the microbial, chemical, and sensorial properties of chicken fillets coated by gelatin-Carboxymethyl Cellulose (CMC) film containing Essential Oil (EO) of Bene (Pistacia atlantica). Methods: The chicken fillets were coated by gelatin-CMC film c...
Objective(s): The aim of this study was to improve different characteristics including antibacterial, antioxidant and physical properties of nanochitosan film by incorporating Mentha spicata essential oil (EO) and methanolic pomegranate peel and grape seed extracts. Methods: The determination of the chemical composition of M. spicata EO was conducted by means of gas chromatography with ma...
background and objective: edible, biodegradable films, by acting as barriers to control the transfer of moisture, oxygen, lipids, and flavours, can prevent quality deterioration and increase the shelf life of food products. on the other hand, regarding edible film capacity in transferring food additives, extending shelf-life of food products could be considered. so by adding antimicrobial-antio...
Conditioning film developed on the glass panels was analyzed for organic carbon and nitrogen, total carbohydrates, aldoses, uronic acids and proteins. These compounds showed non-linear increase over the period of immersion. Total carbohydrates-C, aldoses-C, uronic acid-C, and protein-C accounted for 5.59 to 23.50 %, 0.6 to 5 %, 1 to 5 %, and 4 to 14 % of organic carbon, respectively, while aldo...
Procyanidins, which are natural antioxidants and antimicrobials found in grapes, enhance the quality and extend the shelf life of meat. We explored the effects of edible films incorporating procyanidins on pork loin stored for various times. Procyanidins (0, 0.1, and 0.3%, w/w) were incorporated into the edible films. We assessed meat color, pH, levels of volatile basic nitrogen (VBN) and 2-thi...
The interplay of hydrological, chemical and microbial processes in the formation of iron-rich floating films in aquatic environments at a circumneutral pH The direct contribution of microbial activity to the formation of iron-oxide minerals is difficult to prove in wetlands due to the high reactivity of solid iron phases with different compounds and the variety of redox processes that may occur...
Background & Aims: The aim of the study was to develop and investigate antibacterial characteristics of zein edible film assimilated with monolaurin (M) and Zataria multiflora Boiss essential oil (ZEO) alone and in combination with each others. Materials & Methods: Zein films containing M (1%) and ZEO (2 and 3%) were developed by casting method and subsequently, antibacterial characteristics w...
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