Search results for: BERRY JUICE
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Juices from untypical edible fruits as acidity regulators for food industry. Verification of health promoting properties. Comparison with typical acidity regulators
PublicationThe purpose of this work was to verify possibility of using juices from selected fruits characterized by the high antioxidant potential as natural acidity regulators with improved nutritional properties. The tested fruits included: mirabelle plum, sea buckthorn, lemon and blueberry honeysuckle.The potentiometric titration was used to compare the effiacy of the juices as acidity regulators with citric acid, a widely used acidity...
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The effect of cabbage juices on the activity and expression of GST isozymes in HepG2 cells
PublicationWcześniejsze badania pokazały zdolność soków z kapusty białej do indukowania aktywności enzymów detoksykacyjnych. Prezentowane wyniki potwierdziły zdolność fitokompleksu kapusty do stymulacji aktywności enzymów z grupy GST w komórkach HepG2 - modelu ludzkiej wątroby - w szczególności izoenzymów GST-alfa i GST-mi.
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Fading Analysis in Off-Body Channels in a Straight Metallic Corridor in a Passenger Ferry Environment
PublicationThis paper presents a fading analysis for Body Area Networks off-body communications at 2.45 GHz in a passenger ferry environment. The results are based on measurements performed for dynamic scenarios in a straight metallic corridor. Two components, extracted from instantaneous system loss values, have been analysed: small- and large-scales fading, separately for each scenario. Well-known probability distribution functions have...
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The effect of cabbage juice and it's active components on the protein level and expression of CYP19 in MCF-7 breast cancer cells
PublicationWiadomo, że bioaktywne skladniki kapusty mają chemoprewencyjne działanie w przypadku nowotworów piersi, między innymi ze względu na hamowanie aktywności enzymu aromatazy uczestniczącego w biosyntezie estrogenów. Badania prowadzono przy użyciu komórek raka piersi i stwierdzono, że soki z kapusty, zarówno pochodzącej z uprawy ekologicznej jak i przemysłowej, znacząco hamowały ekspresję genu CYP19 kodującego wspomniany enzym. Sugeruje...
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Application of cold atmospheric pressure plasmas for high-throughput production of safe-to-consume beetroot juice with improved nutritional quality
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Ionogel sorbent coatings for determining organophosphorus and pyrethroid insecticides in water and fresh juice samples by headspace-solid phase microextraction
PublicationThe sol–gel method yielded three different ionogel sorbent coatings that were obtained based on a silica material containing ionic liquids (ILs) immobilized in its pores. Two ILs, triethylsulfonium bis(trifluoromethylsulfonyl) imide [Set3][TFSI] and 1-butyl-1-methylpiperidinium bis(trifluoromethylsulfonyl)imide [C4C1Pip][TFSI], as well as their equimolar mixture [Set3/C4C1Pip], were used to obtain ionogel fibers. The developed...
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The relationship between phytochemical composition and biological activities of differently pigmented varieties of berry fruits; Comparison between embedded in food matrix and isolated anthocyanins.
PublicationThe aim of this research was to correlate the composition of phenolic compounds and bioactivities (antioxidant, cytotoxic, antigenotoxic, and influence on selected enzymatic activities) exhibited by extracts from differently pigmented raspberry (yellow and red), grape (white and red), mulberry (white and black), and currant (white, red, and black) varieties. It was presumed that phytocomplexes of the same species will be similar...
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Comparison of Headspace-Single Drop Microextraction and Dispersive Liquid–Liquid Microextraction for Determination of Benzene in Juice Drinks Containing Vitamin C
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Dietary intervention with red beet juice ameliorates side effects resulting from oxidative stress during cancer chemotherapy with doxorubicin
PublicationChemoterapia nowotworów wiąże się ze stymulacją stresu oksydacyjnego, wywołującego niekorzystne efekty uboczne w organizmie. Panuje pogląd, że wprowadzenie do terapii przeciwutleniaczy może te niekorzystne efekty uboczne zmniejszyć. W naszych badaniach jako źródło utleniaczy wykorzystaliśmy sok z buraka ćwikłowego. Pokazaliśmy, że jego zastosowanie w kombinacji z lekiem przeciwnowotworowym doksorubicyną znacznie poprawia efekty...
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Energy Demand of Short-Range Inland Ferry with Series Hybrid Propulsion Depending on the Navigation Strategy
PublicationInterest in hybrid propulsion systems that can be used on small vessels has increased significantly in recent years. They can replace inefficient and environmentally burdensome conventional systems based on diesel engines. Hybrid propulsion has many advantages such as high energy efficiency and virtually noiseless operation, and therefore it fits well with the current trends of “green shipping” and “zero emission”. The aim of the...
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Phenolic Compounds and Antioxidant Properties of Fermented Beetroot Juices Enriched with Different Additives
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Modulation of mRNA and protein levels of CYP1A1, 1A2, and 1B1 in nontumorigenic breast epithelial cells (MCF10A) by cabbage juice and its active components
PublicationZbadano wpływ soków z kapusty oraz występujących w nich pochodnych indolowych i sulforafanu na poziom ekspresji enzymów odpowiedzialnych za metabolizm ksenobiotyków w tym estrogenów. Wykazano, że soki z kapusty i izolowane substancje mają podobny wpływ na poziom mRNA i białek enzymatycznych.
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Which Suture to Choose in Hepato-Pancreatic-Biliary Surgery? Assessment of the Influence of Pancreatic Juice and Bile on the Resistance of Suturing Materials—In Vitro Research
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Merry Open Science, FarU!
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An Off-Body Narrowband and Ultra-Wide Band Channel Model for Body Area Networks in a Ferry Environment
PublicationIn the article an off-body narrowband and ultra-wide band channel model for Body Area Networks in a ferry environment is described. A mobile, heterogeneous measurement stand, that consists of three types of devices: miniaturized mobile nodes, stationary reference nodes and a data acquisition server was developed. A detailed analysis of both radio channels parameters in untypical indoor environment was carried out. An analysis of...
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Fermented juices as reducing and capping agents for the biosynthesis of size-defined spherical gold nanoparticles
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The influence of fresh cabbage and sauerkraut juices on the activity of protective enzymes in human cell lines
PublicationMechanizmami przeciwrakotwórczego działania związków zawartych w kapuście jest m.in. metaboliczna aktywacja enzymów II fazy detoksykacji, indukcja enzymów naprawczych DNA oraz aktywnośc przeciwutleniająca. Do enzymów II fazy odtruwania należą m.in. S-transferazy glutationowe (GST) oraz oksydoreduktaza chinonowa NQO1 zwana też DT-diaforazą. GST katalizują reakcję sprzęgania glutationu z wieloma różnymi typami ksenobiotyków, ułatwiając...
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Evaluation of Terpene Decomposition in Kaffir Lime Juice during Storage Using Gas Chromatography–Mass Spectrometry and Proton Transfer Reaction–Mass Spectrometry
PublicationKaffir lime juice, often treated as production waste, can be a good source of terpenes. These compounds undergo various decomposition processes under the influence of external factors, especially during transportation and storage. In this paper, it was possible to monitor changes in the terpene profile of kaffir lime juice under different storage conditions, namely, 4 ◦C, 20 ◦C, and 35 ◦C. The identification of key decomposition...
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The combined effect of moderate pressure and chitosan on Escherichia coli and Staphylococcus aureus cells suspended in a buffer and on natural microflora of apple juice and minced pork
PublicationW pracy określono przeżywalność bakterii Escherichia coli i Staphylococcus aureus oraz naturalnej mikroflory soku jabłkowego i rozdrobnionego mięsa świńskiego po działaniu ciśnienia 193 MPa w temp. -20 C w obecności chitozanu. Stwierdzono, że traktowanie mikroorganizmów ciśnieniem w obecności chitozanu pozwala na przedłużenie trwałości badanych produktów przechowywanych w temperaturze chłodniczej o około 8-10 dni.
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Evaluation of bearing and journal damage in MAN 9L40-54 engines installed on M/V STENA SCANDINAVICA ferry
PublicationThe following report was requested by Remontowa Shiprepair Yard (RSY) S.A. in Gdansk ´ (contract no. 4/2018/EX/U, dated 13.02.2018) and prepared based on the materials received from RSY, two on-board inspections and the participation of the contractors in three conferences with RSY representativesi. The goal of the analysis performed by the experts of Gdansk University of Technology was ´ to determine the character of the bearing...
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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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Antimutagenic activity of white cabbage, raw and processed, juices towards food mutagens MeIQx and PhIP.
PublicationPrezentowane badania pokazały, że soki z kapusty wykazują bardzo silne właściwości przeciwutleniające. Najaktywniejszy był sok ze świeżej kapusty, który eliminował działanie użytych mutagenów w ponad 80%. Obróbka kulinarna nieco obniżała przeciwmutagenne właściwości pozostałych soków, ale i tak wykazywały one silne działanie ochronne.
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Modulation of CYP1A1, CYP1A2 and CYP1B1 expression by cabbage juices and indoles in human breast cell lines
PublicationEpidemiological studies have shown that consumption of cab- bage and sauerkraut is connected with significant reduction of breast cancer incidences. Estrogens are considered a major breast cancer risk factor and their metabolism by P450 enzymes substan- tially contributes to carcinogenic activity. The aim of this study was to investigate the effect of cabbage and sauerkraut juices of differ- ent origin on the expression profile...
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Fast determination of bisphenol A in spiked juice and drinking water samples by pipette tip solid phase extraction using cobalt metal organic framework as sorbent
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Modulation of carcinogen metabolizing cytochromes p450 in rat liver and kidney by cabbage and sauerkraut juices: comparison with the effects of indole-3-carbinol and phenethyl isothiocyanate
PublicationThis study investigated the effect of raw cabbage and sauerkraut juices on the activity and expression of CYP1A1, 1A2, 1B1 and 2B in Wistar rat liver and kidney. The results were compared with those of two commercially available products of glucosinolates degradation: indole-3-carbinol (I3C) and phenethyl isothiocyanate (PEITC). Significant differences in the effect of the cabbage juices as well as I3C and PEITC between the liver...
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The influence of sterilization with EnbioJet Microwave Flow Pasteurizer on composition and bioactivity of aronia and blue-berried honeysuckle juices
PublicationIn this study, fruit juices that are rich sources of anthocyanins, obtained from aronia (Am. chokeberry, Aronia melanocarpa) and blueberry honeysuckle (Lonicera caerulea L. var. edulis) were used to examine the preservation of plant phytochemicals and bioactivity upon sterilization -either thermal, or with an EnbioJet microwave flow pasteurizer. The chemical properties verified included determinations of anthocyanins and other...
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Cabbage Juices and Indoles Modulate the Expression Profile of AhR, ERα, and Nrf2 in Human Breast Cell Lines
PublicationOur previous studies showed the diversified effect of cabbage juices and indoles on the estrogen metabolism key enzymes (CYP1A1, CYP1A2, CYP1B1) in breast epithelial cells differing in ER status, i.e., in tumorigenic—MCF7, MDA-MB-231 and non-tumorigenic—MCF10A cells. The aim of the present study was to further investigate the mechanism of chemopreventive action of cabbage juice and its active components by evaluating their effect...
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Evaluation of the suitability of low hazard surfactants for the separation of phenols and carotenoids from red-flesh orange juice and olive mill wastewater using cloud point extraction
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Optimization of a Fabric Phase Sorptive Extraction protocol for the isolation of six bisphenols from juice pouches to be analysed by high performance liquid chromatography coupled with diode array detector
PublicationFabric Phase Sorptive Extraction (FPSE) combined with high pressure liquid chromatography using to diode array detection (HPLC-DAD) was applied for the simultaneous determination of bisphenols (BPA, BPB, BPC, BPE, BPF, BPS) in juice pouches. The FPSE procedure was optimized with regards to the critical parameters that affect the performance of the method including the selection of the FPSE membrane type and size, adsorption time,...
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PCN-222 metal–organic framework: a selective and highly efficient sorbent for the extraction of aspartame from gum, juice, and diet soft drink before its spectrophotometric determination
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Green, simple analytical method for biogenic amines determination in fruit juice samples using salting-out assisted liquid-liquid microextraction and gas chromatography-mass spectrometry
PublicationSalting-out assisted liquid-liquid microextraction (SALLME) was integrated with the derivatization procedure to establish a one-step sample pre-treatment approach for rapid analysis of 14 biogenic amines (BAs) in fruit juices. The methodology consists of salting-out of analytes, derivatization with ethyl chloroformate (ECF), extraction with ethyl acetate (EtAc), and the analysis of the derivatized BAs using gas chromatography-mass...
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Chemical, Aroma and Pro-Health Characteristics of Kaffir Lime Juice—The Approach Using Optimized HS-SPME-GC-TOFMS, MP-OES, 3D-FL and Physiochemical Analysis
PublicationThe study aimed to provide the chemical, aroma and prohealth characteristics of the kaffir lime juice. A procedure using solid-phase microextraction with gas chromatography (SPME-GC-TOFMS) was optimized and validated for the determination of terpenes of kaffir lime. Main physicochemical parameters: pH, vitamin C, citric acid and °Brix were evaluated. Micro- and macro elements were determined using microwave plasma optic emission...
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CYP19 mRNA and protein levels in nontumorogenic breast epithelial cells (MCF10A) treated with active components of cabbage juices
PublicationZbadano wpływ soków z kapusty na poziom ekspresji genu CYP19 w nietumorogennych komórkach nabłonka gruczołu mlekowego MCF10A kodującego enzym aromatazę uczestniczący w biosyntezie estrogenów i w związku z tym wpływający na zagrożenie rakiem piersi. Soki z kapusty oraz bioaktywne związki w nich występujące stosowane w niskich dawkach obniżały poziom ekspresji tego genu, a zatem miały działanie chemoprewencyjne. Wyższe dawki zarowno...
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Human serum interactions with phenolic and aroma substances of Kaffir(Citrus hystrix) and Key lime (Citrus aurantifolia) juices
PublicationTo understand the therapeutic application of polyphenols extracted from Kaffir (PolKaf) and Key (PolKey) limesdifferent analytical methods were applied. Based on quantitative analysis by two dimensional gas chromato-graphy (GC×GC) and time of flight mass spectrometry (TOFMS) it can be observed that the biggest differencesin the contents of selected terpenes of Kaffir and Key limes occur in chemical compounds such as limonene, citraland...
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Modulation of CYP19 expression by cabbage juices and their active components: indole-3-carbinol and 3,30-diindolylmethene in human breast epithelial cell lines
PublicationThe aim of this study was to evaluate the effect of white cabbage and sauerkraut juices of different origin and indole-3-carbinol (I3C) and diindolylmethane (DIM) on expression of CYP19 gene encoding aromatase, the key enzyme of estrogen synthesis.Remarkable differences in the effect on CYP19 transcript and protein level were found between the cab- bage juices (in 2.5-25 mL/L concentrations) and indoles (in 2.5-50 lM doses) in...
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New Green Determination of Cu, Fe, Mn, and Zn in Beetroot Juices along with Their Chemical Fractionation by Solid-Phase Extraction
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Modulation of rat hepatic and kidney phase II enzymes by cabbage juices: comparison with the effects of indole-3-carbinol and phenethyl isothiocyanate
PublicationZbadano wpływ soków ze świeżej i kiszonej kapusty na ekspresję i aktywność takich enzymów II fazy jak transferazy S-glutationowe i oksydoreduktaza NQO1 w wątrobie i nerkach szczurów, którym podawano wspomniane soki doustnie. Uzyskane wyniki porównano z oznaczeniami uzyskanymi po doustnym podaniu wyizolowanych produktów degradacji glukozynolanów, indolo-3-karbinolu i izotiocyjanianu fenyloetylu. Wszystkie testowane czynniki powodowały...
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Reducing the Environmental Impact of the Public Water Transportation Systems by Parametric Design and Optimization of Vessels’ Hulls. Study of the Gdańsk’s Electric Passenger Ferry (2015-2016).
PublicationThe paper presents the potential and risks of utilizing Rhinoceros and Grasshopper software for parametric design and multi-varietal optimization of the hull of a small sustainable ferry. The sustainability criteria, parametric design flowchart and optimizing methods are described. As the result, the advantages and disadvantages of this approach obtained in the research-by-design process conducted by an intercollegiate team at...
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The impact of Infrastructure Developments in Polish Ports and Motorways and their Effect upon Ferry Services. Wpływ rozwoju infrastruktury polskich portów i autostrad na funkcjonowanie usług promowych.
PublicationArtykuł przedstawia charakterystykę obecnego stanu rynku żeglugi promowej wPolsce, sieci dróg i autostrad oraz infrastruktury portów w Gdańsku i Gdyni.W artykule zaprezentowane są ponadto plany rozbudowy infrastruktury trans-portowej i drogowej oraz wpływ tej rozbudowy na przyszły rozwój polskiej że-glugi promowej.
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The voltage on bus bars of the main switchboard of the ferry electrical power system during maneuvering
Open Research DataThe dataset is part of the research results on the quality of supply voltage on bus bars of the main switchboard of the ship's electrical power system in different states of ship exploitation. The attached dataset contains the measurement results carried out onboard the ferry during maneuvering.
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The voltage on bus bars of the main switchboard of the ferry electrical power system during a sea voyage
Open Research DataThe dataset is part of the research results on the quality of supply voltage on bus bars of the main switchboard of the ship's electrical power system in different states of ship exploitation. The attached dataset contains the measurement results carried out onboard the ferry during a sea voyage.
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The voltage on bus bars of the main switchboard of the ferry electrical power system during a layover at the port
Open Research DataThe dataset is part of the research results on the quality of supply voltage on bus bars of the main switchboard of the ship's electrical power system in different states of ship exploitation. The attached dataset contains the measurement results carried out onboard the ferry during a layover at the port.
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Development and optimization of simplified method of fast sequential HR-CS-FAAS analysis of apple juices on the content of Ca, Fe, K, Mg, Mn and Na with the aid of response surface methodology
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The effect of heating and fermenting on antioxidant properties of white cabbage
PublicationIt is widely believed that natural antioxidants found in food are significantly lost during processing. Nevertheless, it was recently demonstrated that processed fruits and vegetables may retain their antioxidant activity. In the present work, the changes in the overall antioxidant properties as a consequence of fermentation of cabbage and/or heat treatment of cabbage juices and extracts were studied. Fermentation processes as...
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Kagome Lattice Promotes Chiral Spin Fluctuations
PublicationDynamical spin fluctuations in magnets can be endowed with a slight bent toward left- or right-handed chirality by Dzyaloshinskii-Moriya interactions. However, little is known about the crucial role of lattice geometry on these chiral spin fluctuations and on fluctuation-related transport anomalies driven by the quantum-mechanical (Berry) phase of conduction electrons. Via thermoelectric Nernst effect and electric Hall effect experiments,...
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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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Optimization of capillary isotachophoretic method for determination of major macroelements in blue honeysuckle berries (Lonicera caerulea L.) and related products
PublicationA reliable and repeatable isotachophoretic method for the simultaneous determination of K+, Na+, Ca2+, Mg2+ and ammonium in berries of different blue honeysuckle cultivars was developed. The usefulness of the complex-forming equilibria in determining the cations mentioned above was studied. The addition of 7.5 mM 18-crown-6 and 2 mM α-hydroxyisobutyric acid to sulfuric acid enhanced the separation capacity of the leading electrolyte....
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A magnetic imprinted polymer nano-adsorbent with embedded quantum dots and mesoporous carbon for the microextraction of triazine herbicides
PublicationA magnetic molecularly imprinted polymer (MMIP) adsorbent incorporating amino-functionalized magnetite nanoparticles, nitrogen-doped graphene quantum dots and mesoporous carbon (MIP@MPC@NGQDs@ Fe3O4–NH2) was fabricated to extract triazine herbicides from fruit juice. The embedded magnetite nanoparticles simplified the isolation of the adsorbent from the sample solution. The N-GQDs and MPC enhanced adsorption by affinity binding...
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Application of response surface methodology to optimize solid-phase microextraction procedure for chromatographic determination of aroma-active monoterpenes in berries
PublicationMost of scientific papers concern the qualitative or semi-quantitative analysis of aroma-active terpenes in liquid food matrices. Therefore, the procedure based on solid-phase microextraction and comprehensive two-dimensional gas chromatography-time-of-flight mass spectrometry for determination of monoterpenes in fresh berries was developed. The optimal extraction conditions using divinylbenzene-carboxen-polydimethylsiloxane fiber...
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Zastosowanie technik dwuwymiarowych w analizie frakcji lotnej i oznaczaniu związków bioaktywynych owoców jagody kamczackiej
PublicationDotychczasowe doniesienia literaturowe wskazują, że owoce strefy borealnej, do których należy popularna w Polsce aronia, są źródłem cennych składników odżywczych i prozdrowotnych. Podobnie jagoda kamczacka, należąca do tej grupy owoców, może stanowić źródło substancji istotnych dla ludzkiej diety. Jednakże aktualny stan wiedzy o składzie chemicznym owoców jagody kamczackiej ogranicza się głównie do informacji dotyczących całkowitej...