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Search results for: infant foods
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Modeling of chromatographic lipophilicity of food synthetic dyes estimated on different columns
PublicationBadano parametry retencyjne wybranych syntetycznych barwników żywności z wykorzystaniem techniki RP-HPLC z wykorzystaniem kolumn z chemicznie modyfikowanym wypełnieniem typu C-8, C-16, C-18 oraz CN.Uzyskane wyniki mogą być podstawą do stwierdzenia, że badane związki charakteryzują się podobnymi parametrami retencyjnymi w stosunku do kolumn z fazą stacjonarną typu C-8, C-16 oraz C-18.
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Use of Sensory Analysis Methods to Evaluate the Odor of Food and Outside Air
PublicationSensory analysis is applied in many areas of daily life. It is used to carry out the sensory evaluation of foodstuffs or other products and to evaluate the properties of odors present in the environment. The authors attempt to summarize the knowledge on the classification and application of sensory analysis methods to evaluate the odor nuisance of air, which allows the identification of sensory impressions and determination of...
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The innovative exploitation of Brassica vegetables in the health quality food production chain
PublicationIn this overview the multidirectional opportunities of innovative exploitation of chemical and biological properties of vegetables from Brassiceae family are discussed. The specific chemical composition of brassicas, as regard both nutrients and non-nutrients, renders them particularly suitable for the health food production chain, literally from field to fork. the ability of these plants to accumulate heavy metals may be utilised...
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The innovative Exploitation of Brassica Vegetables in the Health Quality Food Production Chain
PublicationIn this overview the multidirectional opportunities of innovative exploitation of chemical and biological properties of vegetables from Brassiceae family are discussed. The specific chemical composition of brassicas, as regard both nutrients and non-nutrients, renders them particularly suitable for the health food production chain, literally from field to fork. the ability of these plants to accumulate heavy metals may be utilised...
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Feasibility Study for Food Intake Tasks Recognition Based on Smart Glasses
PublicationIn this exploratory study 13 adult test subjects have performed different food intake tasks while wearing a three axis accelerometer mounted at a temple of glasses. Two different algorithms for task recognition have been applied and compared. The retrospective data processing leads to better task recognition results when the frequency range of 50 Hz to 100 Hz is analysed within accelerometer signal recordings. A straightforward...
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Methods for determining pesticides and polychlorinated biphenyls in food samples-problems and challenges
PublicationW związku z koniecznością oznaczania szeregu zanieczyszczeń w próbkach środowiskowych i biologicznych, doszło do rozwoju licznych technik i metod analitycznych. Pomimo tych osiągnięć przed analityką nadal stoją liczne wyzwania. Jednym z nich jest oznaczanie pozostałości pestycydów i PCB w próbkach żywności. Najbardziej zaawansowane metody analityczne składają się z wielu etapów, co przekłada się, przede wszystkim, na duże nakłady...
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Portable Electronic Nose Based on Electrochemical Sensors for Food Quality Assessment
PublicationThe steady increase in global consumption puts a strain on agriculture and might lead to a decrease in food quality. Currently used techniques of food analysis are often labour-intensive and time-consuming and require extensive sample preparation. For that reason, there is a demand for novel methods that could be used for rapid food quality assessment. A technique based on the use of an array of chemical sensors for holistic analysis...
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Literature update of analytical methods for biogenic amines determination in food and beverages
PublicationBiogenic amines (BAs) have been reported in a variety of foods, such as fish, meat, cheese, and wines. The formation of BAs in food by the microbial decarboxylation of amino acids can result in human allergic reactions, characterized by difficulty in breathing, rash, vomiting, and hypertension. Control measures to prevent biogenic amine formation in foods and/or reduce their levels should be considered. Therefore, monitoring of...
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Application of modern sample-preparation techniques to the determination of chloropropanols in food samples
PublicationChloropropanols are heat-induced food toxicants that recently caused concern among industrial and scientific experts. World and European organizations related to food safety asked researchers to investigate mitigation strategies regarding these contaminants. The essential objective of this project was development of fast analytical methods enabling reliable determination and quantification of 3-monochloropropane-1,2-diol, 2-monochloropropane-1,3-diol...
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A standardised static in vitro digestion method suitable for food – an international consensus
PublicationSimulated gastro-intestinal digestion is widely employed in many fields of food and nutritional sciences, as conducting human trials are often costly, resource intensive, and ethically disputable. As a consequence, in vitro alternatives that determine endpoints such as the bioaccessibility of nutrients and non-nutrients or the digestibility of macronutrients (e.g. lipids, proteins and carbohydrates) are used for screening and building...
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Two-Dimensional Gas Chromatography Coupled With Mass Spectrometry in Food Analysis
PublicationThe development of instrumental analytical techniques provided the opportunity for in-depth characterization of many food matrices. In particular, the use of gas chromatography coupled with mass spectrometry gives impressive results in terms of quality and authenticity testing, conducting food freshness evaluations and contamination assessments. A new variant of gas chromatography, namely two-dimensional gas chromatography (GC...
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The impact of lipophilicity on environmental processes, drug delivery and bioavailability of food components
PublicationLipophilic properties of the compound allow to predict its fate in living organisms and to propose the models of chemicals transport and accumulation in the ecosystem. Lipophilicity is also useful as the characteristic of chemicals in respect to their optimal attributes for specific biological and non-biological tasks. The lipophilicity descriptors define the potency of endo- and xenobiotics to metabolic transformations and their...
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A review of theoretical and practical aspects of solid-phase microextraction in food analysis.
PublicationSPME (mikroekstrakcja do fazy stacjonarnej) to szybka, nowoczesna technika przygotowania próbki do analizy. W niniejszej pracy dokonano przeglądu zastosowania techniki SPME do badania zanieczyszczeń żywności i analizy jej naturalnych składników. Praca zawiera również krótki teoretyczny opis zasad działania techniki SPME.
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An overview of fermentation in the food industry - looking back from a new perspective
PublicationFermentation is thought to be born in the Fertile Crescent, and since then, almost every culture has integrated fermented foods into their dietary habits. Originally used to preserve foods, fermentation is now applied to improve their physicochemical, sensory, nutritional, and safety attributes. Fermented dairy, alcoholic beverages like wine and beer, fermented vegetables, fruits, and meats are all highly valuable due to their...
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Edible dragonflies and damselflies (order Odonata) as human food – A comprehensive review
PublicationThe rapid growth of the human population leads to a big concern about the food y and demand worldwide. However, due to the reduction in global arable land area, humans need to find alternative food sources to fulfil their needs. Consequently, edible insects have been identified as a promising solution to ameliorate food security and increase global nutrition. Among more than 2,100 identified edible insect species, dragonflies and...
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Mangiferin: A comprehensive review on its extraction, purification and uses in food systems
PublicationWith the target of fabricating healthier products, food manufacturing companies look for natural-based nutraceuticals that can potentially improve the physicochemical properties of food systems while being nutritive to the consumer and providing additional health benefits (biological activities). In this regard, Mangiferin joins all these requirements as a potential nutraceutical, which is typically contained in Mangifera indica...
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Chitosan-based electrospun nanofibers for encapsulating food bioactive ingredients: A review
PublicationToday, society has been more aware of healthy food products and related items containing bioactive compounds, which potentially contribute to human health. Unfortunately, the long-term stability and bioactivity of biologically active compounds against environmental factors compromise their target and effective action. In this way, lab-designed vehicles, such as nanoparticles and nanofibers, provide enough properties for their preservation...
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Ionic liquids in extraction techniques: Determination of pesticides in food and environmental samples
PublicationThe intensive use of pesticides in agricultural practices has promoted the appearance of environmentaland public health problems. Due to that, scientists face challenges with developing simple, fast, sensitive,selective, and low-cost methods dedicated to determining pesticide residues in food and environmentalsamples. Following thefifth principle of Green Analytical Chemistry, chemists are searching for greeneralternatives for...
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Consumer willingness to pay a price premium for ecological goods: a case study from Ukraine
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Road Transport of High Consequence Dangerous Goods—Assessment of Terrorist Threat (Case Study)
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Selected problems of technological preparation of production of a two-segment passenger inland waterways ship of a combined structure
PublicationPrzystępując do opracowania założeń do ''Ramowej technologii budowy statku rzecznego'', którego projekt powstaje w ramach zadania INCOWATRANS natknięto się na szereg problemów wynikających z odmienności i prototypowości analizowanego statku. Statek rzeczny to składajacy się z dwóch autonomicznych jednostek zespół pływający. Konstrukcja każdej z wymienionych jednostek jest konstrukcją mieszaną tj. składa się z części o konstrukcji...
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Comparison of selected parametric methods for prediction of inland waterways ship hull resistance in towing tank test
PublicationIn the paper selected approximate methods for calculation of inland waterways ship resistance and their verification by towing tests, compared on the example of a small urban ferry, are presented. The test results are made for both the bare hull and the hull with appendages (skeg, azimuthal propeller). Significant differences between results of the theoretical methods and experimental ones, especially in the case of the model with...
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A CONCEPT DESIGN OF DIESEL – HYDRAULIC PROPULSION SYSTEM FOR PASSENGER SHIP INTENDED FOR INLAND SHALLOW WATER NAVIGATION
PublicationThis paper presents an analysis of environmental and technical conditions necessary for working out a possibly most favourable propulsion system for a two – segment passenger ship intended for navigation between Berlin and Kaliningrad. There are presented various types of propulsion systems for small ships as well as analyzed their possible applications and consequences. In this work there were taken into account system’s reliability,...
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Isolation and structure elucidation of phenolic compounds from Cyclopiasubternata Vogel (honeybush) intact plant and in vitro cultures
PublicationZ materiału roślinnego i hodowli tkankowych Cyclopia subternata Vogel (miodokrzew) wyizolowano i zidentyfikowano matodami NMR i MS 10 związków. m.in. z grupy flawonów i glikozydów izoflawonów. 6 z nich po raz pierwszy wykryto w tym gatunku roślin.
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Synthesis, characterization and application of cross-linked functional terpolymer through epoxy group as sorbent for extraction of cadmium from waters and foods: Multivariate optimization
PublicationThe purpose of this study was to develop a selective sorbent for cadmium ions (Cd(II)) enrichment in orbital shaker assisted solid phase microextraction (OS-SPME) from different aqueous and food samples. A maleic anhydride-styrene-glycidyl methacrylate (MA-St-GMA) terpolymer was synthesized and characterized in detail. Experimental variables of sample preparation step were optimized using a central composite design (CCD). The final...
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Trophic Transfer of Mercury in a Temperate Marine Food Web, Southern Baltic Sea
PublicationMercury (Hg) is considered to be one of the most dangerous global environmental pollutants. The toxicity and bioavailabilityof Hg depend on its chemical form, and the greatest hazard is posed by the organomercurial compounds. Hg is introduced into the human body primarily through the consumption of fish and seafood. Despite numerous studies on Hg in marine organisms, there is still a gap in the knowledge on Hg uptake and...
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Confirmative electric DNA array-based test for food poisoning Bacillus cereus
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Bioactive properties of Sambucus nigra L. as a functional ingredient for food and pharmaceutical industry
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Interaction of selected drugs with food in the group of patients over 60 years of age
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Thymus serpyllum Essential Oil and Its Biological Activity as a Modern Food Preserver
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Food sources of natural antioxidants for body defense against SARS-CoV-2
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The Use of Effective Microorganisms as a Sustainable Alternative to Improve the Quality of Potatoes in Food Processing
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Assessment of cytotoxic and endocrine potential of selected xenobiotics commonly present in food products
PublicationMore and more increased intensity of anthropopressure processes can be observed, among other things, in the release of great quantities of synthetic substances into the environment, including the Endocrine Disrupting Compounds (EDC). A vast number of chemical substances is considered to belong to the this group, including substances which occur naturally in the environment, such as mycotoxins and phytoestrogens, and substances...
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Multi-Decision Analysis for selection of the best procedure for PAHs determination in smoked food.
PublicationMaking a proper decision in multifacitated situation is very challenging task. Especially, if there are many alternatives and criteria, even contradictory ones. The support tools may be application of MultiCriteria Decision Analysis methods. In this study the application of PROMETHEE...
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Novel ABTS-dot-blot method for the assessment of antioxidant properties of food packaging
PublicationThe new ABTS-dot-blot method for the direct determination of antioxidant activity of active packaging that is in contact with foodstuffs has been developed. The usefulness of the new method was verified with the use of agarose, pork gelatin, bacterial cellulose and cellulose-chitosan films with incorporated standard antioxidant – Trolox or plant phytochemicals derived from three types of berry juices (chokeberry, blue-berried honeysuckle,...
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Edible black ant Smith (Carebara vidua) as human food – A systematic review
PublicationMeeting food security is one of the major global challenges to ensure sufficient supply of food for current and future generations, considering increasing population growth and climate change issues. Consequently, the consumption of edible insects as an alternative food source has recently gained global attention for combating global food insecurity. The present review aims to provide information on the recent progress in consumption...
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Data and knowledge supporting decision-making for the urban Food-Water-Energy nexus
PublicationCities are hubs of innovation and wealth creation, and magnets for an increasing urban population. Cities also face unprecedented challenges in terms of food, water and energy scarcity, and governance and management. Urban environmental issues are no longer problems for experts to address but have become issues of public debate, in which knowledge from multiple sectors is needed to support inclusive governance approaches. Consequently,...
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Maillard-reaction (glycation) of biopolymeric packaging films; principles, mechanisms, food applications
PublicationBackground The biodegradable, biocompatible, sustainable, and renewable nature of biomaterials has led to increased interest in developing biopolymeric food packaging films (BFPFs) with green ingredients and strategies. To enhance the performance of these films, biopolymer molecules can be modified or combined with additives like nanomaterials, cross-linkers, bioactive compounds, and other polymers, particularly with Maillard-reaction...
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Greenness assessment of analytical methods used for antibiotic residues determination in food samples
PublicationFood of animal origin plays an important role in ensuring a healthy and sustainable human diet. However, residues of pharmaceuticals, especially antibiotics, can be the cause of many health problems. To protect consumers and improve food quality, analytical methods used to determine contaminants should be simple, selective, and have high throughput and low detection limits. Recently, greenness metric tools have proven useful in...
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Honey antibacterial activity: A neglected aspect of honey quality assurance as functional food
PublicationBackground Honey is considered as a functional food with health-promoting properties. Its potent antibacterial and antibiofilm effects are the major attributes of so called ‘medical-grade honey’ which is topically used for the treatment of burns, wounds and skin disorders. Nevertheless, the current set of honey quality parameters adopted in the European Union do not include its biological properties. Furthermore, in light of the...
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Revealing dynamic changes of the volatile profile of food samples using PTR–MS
PublicationVolatile compounds carry valuable information regarding the properties of foodstuffs. Volatiles emitted from food can be used as, for example, indicators of quality, shelf-life, or authenticity. A better understanding of the multitude of transformations which occur during food processing could facilitate the optimisation of production, increase the desirability of food products, and also their wholesomeness. However, as some of...
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The role of hydrodynamic cavitation in tuning physicochemical properties of food items: A comprehensive review
PublicationBackground: Today, food processing industries are looking for alternative technologies with an eco-friendly character for the processing of food, beverages and agricultural crops. Ideally, such technologies may preserve the original properties of the food products while reaching their primary target of application. Scope and approach: At this point, hydrodynamic cavitation (HC) is recognized as one of the potential technologies...
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LS-DYNA simulations of the impacts of a 38-ton Heavy Goods Vehicle into a road cable barrier
PublicationNowadays, more and more attention is being paid to safety on roads and motorways. It is due to the continuous development of road and motorway network and a significant increase of the number of vehicles on roads. To meet the expectations of improving road safety in Poland, the Road Innovations Development (RID) research programme was implemented in 2016. The aim of the RID 3A - Road Safety Equipment (RoSE) project is a comprehensive...
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EXTREME RAINFALLS AS A CAUSE OF URBAN FLASH FLOODS; A CASE STUDY OF THE ERBIL-KURDISTAN REGION OF IRAQ
PublicationAim of the study The current paper aims to give a detailed evaluation and analysis of some extreme rainfall events that happened in the last decade in terms of spatial and temporal rainfall distribution, intensity rate, and exceedance probability. Moreover, it examines the effects of each analysed aspect on the resulting flash floods in the studied area. Material and methods In their glossary of meteorology, American Meteorology...
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Two design concepts of power plant for an inland waterways passenger ship intended for operating on Berlin-Kaliningrad route
PublicationArtykuł przedstawia dwa rozwiązania siłowni dwuczłonowego, śródlądowego statku pasażerskiego przeznaczonego na trasę Berlin-Kaliningrad. Przedstawiono projekty wstępne siłowni głównej umieszczonej na pchaczu oraz omówiono wymagania odnośnie siłowni pomocniczej umieszczonej w barce.
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Design concept of a modular stage - stop - over terminal for inland waterways passenger transport on East - West routes
PublicationCentralne położenie Wisły i jej dorzecza w europejskim systemie wodnym, pozwala na włączenie jej do układu komunikacji wodnej Wschód - Zachód. Pozwoli to na wdrożenie systemu wodnego do celów transportu towarów ale również na wykorzystanie walorów krajobrazowo-kulturowych przyległych terenów do celów turystycznych.W oparciu o projekt nowo projektowaniej jednostki wodnej dostosowanej do śródlądowego transportu wodnego, rozważano...
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Study on metrological relations between instant tool displacements and surface roughness during precise ball end milling
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Modelling the impact of the agricultural holdings and land-use structure on the quality of inland and coastal waters with an innovative and interdisciplinary toolkit
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ENERGY EFFICIENT SMALL INLAND PASSENGER SHUTTLE FERRY WITH HYBRID PROPULSION - CONCEPT DESIGN, CALCULATIONS AND MODEL TESTS
PublicationIn recent years, there has been a significant development in “green” and energy efficient propulsion systems, which fits into the general trend of environmentally friendly “green shipping”. The pursued goal is to construct a safe passenger ship that is low in energy demand and equipped with a highly energy efficient, emission-free propulsion system. The paper presents main problems encountered by designers of a small, hybrid-powered...
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Modelling the impact of the agricultural holdings and land-use structure on the quality of inland and coastal waters with an innovative and interdisciplinary toolkit
PublicationThe changes taking place in the marine coastal zones are extremely important, as about 40% of the human population currently lives in the coastal areas (within 100 kilometres of the coastline) increasing anthropogenic pressure on the marine ecosystems. Agriculture is a significant source of nutrients to the marine environment that increase hypoxia, eutrophication and may pose a threat to the services provided by ecosystems. In...