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Search results for: SALVIA OFFICINALIS EXTRACT THYMUS VULGARIS EXTRACT ANTIOXIDANT ACTIVITY
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Variability of Hordeum vulgare L. Cultivars in Yield, Antioxidant Potential, and Cholinesterase Inhibitory Activity
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Lobularia libyca: Phytochemical Profiling, Antioxidant and Antimicrobial Activity Using In Vitro and In Silico Studies
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An In Vitro Antimicrobial, Anticancer and Antioxidant Activity of N–[(2–Arylmethylthio)phenylsulfonyl]cinnamamide Derivatives
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Comparison of Antioxidant Activity of Protein Isolates Derived from Selected Dry-Cured Meat Products
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Antibacterial and antioxidant activity of the secondary metabolites from in vitro cultures of alice sundew (drosera aliciae)
PublicationRośliny owadożerne (D. aliciae) produkują metabolity wtórne, farmakologicznie czynne substancje. Na wzrost akumulacji tychże substancji w tkankach roślin owadożernych ma wpływ dodatek elicytora. W pracy przedstawiono zarówno optymalizacje warunków hodowli roślin, jak również prawdopodobne mechanizmy działania bakteriobójczego. Końcowego oznaczenia zawartości metabolitów w ekstraktach roślinnych dokonano techniką chromatografii...
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Potential Role of Bioactive Compounds: In Vitro Evaluation of the Antioxidant and Antimicrobial Activity of Fermented Milk Thistle
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PARTIAL WHEAT FLOUR REPLACEMENT WITH GLUTEN-FREE FLOURS IN BREAD - QUALITY, TEXTURE AND ANTIOXIDANT ACTIVITY
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Thermal processing of pasta enriched with black locust flowers affect quality, phenolics, and antioxidant activity
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Profile and Content of Phenolic Compounds in Leaves, Flowers, Roots, and Stalks of Sanguisorba officinalis L. Determined with the LC-DAD-ESI-QTOF-MS/MS Analysis and Their In Vitro Antioxidant, Antidiabetic, Antiproliferative Potency
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Chemical Profile and Antioxidant Activity of the Kombucha Beverage Derived from White, Green, Black and Red Tea
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The activity of antioxidant enzymes in blood platelets in different types of renal replacement therapy: a cross-sectional study
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Ground lemon and stevia leaves as renewable functional fillers with antioxidant activity for high-density polyethylene composites
PublicationThe development of new sustainable material solutions in the processing of thermoplastic polymers concerns both the application of biopolymers and the use of valorized plant derivatives as fillers and modifiers of petrochemical polymers. Herein, the possibility of using unprocessed raw parts of two commonly used in the food industry leaves, i.e., lemon (LL) and stevia (ST), as active and functional fillers for high-density polyethylene...
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Profile of phenolic compounds and antioxidant activity of organically and conventionally grown black-grain barley genotypes treated with biostimulant
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Polyphenolic Characterization, Antioxidant, Antihyaluronidase and Antimicrobial Activity of Young Leaves and Stem Extracts from Rubus caesius L.
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Chemical Composition, Antioxidant, In Vitro and In Situ Antimicrobial, Antibiofilm, and Anti-Insect Activity of Cedar atlantica Essential Oil
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Levels of Antioxidant Activity and Fluoride Content in Coffee Infusions of Arabica, Robusta and Green Coffee Beans in According to their Brewing Methods
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The Application of Lamiaceae Lindl. Promotes Aroma Compounds Formation, Sensory Properties, and Antioxidant Activity of Oat and Buckwheat-Based Cookies
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Bioaccessibility of anti-AGEs activity, antioxidant capacity and phenolics from water biscuits prepared from fermented buckwheat flours
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Beyond Antioxidant Activity: Redox Properties of Catechins May Affect Changes in the DNA Methylation Profile—The Example of SRXN1 Gene
PublicationThe role of catechins in the epigenetic regulation of gene expression has been widely studied; however, if and how this phenomenon relates to the redox properties of these polyphenols remains unknown. Our earlier study demonstrated that exposure of the human colon adenocarcinoma HT29 cell line to these antioxidants affects the expression of redox-related genes. In particular, treatment with (−)-epigallocatechin (EGC) downregulated...
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Pigment production and secretion by psychrotolerant yeast-like fungi at 25 °C for 2 days
Open Research DataThree strains, named Red, Pink and Black, were grown in five different media with the following compositions: 1% peptone K, 2% glucose; 2% peptone K, 2% glucose; 1% yeast extract, 2% glucose; 1% peptone K, 1% yeast extract, 2% glucose; 1% peptone K, 2% yeast extract, 2% glucose (YPD) for 2 days at 25°C with shaking 180 rpm. The cultures were then centrifuged...
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Pigment production and secretion by psychrotolerant yeast-like fungi at 15 °C for 4 days
Open Research DataThree strains, named Red, Pink and Black, were grown in five different media with the following compositions: 1% peptone K, 2% glucose; 2% peptone K, 2% glucose; 1% yeast extract, 2% glucose; 1% peptone K, 1% yeast extract, 2% glucose; 1% peptone K, 2% yeast extract, 2% glucose (YPD) for 4 days at 15°C with shaking 180 rpm. The cultures were then centrifuged...
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Pigment production and secretion by psychrotolerant yeast-like fungi at 20 °C for 2 days
Open Research DataThree strains, named Red, Pink and Black, were grown in five different media with the following compositions: 1% peptone K, 2% glucose; 2% peptone K, 2% glucose; 1% yeast extract, 2% glucose; 1% peptone K, 1% yeast extract, 2% glucose; 1% peptone K, 2% yeast extract, 2% glucose (YPD) for 2 days at 20°C with shaking 180 rpm. The cultures were then centrifuged...
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Pigment production and secretion by psychrotolerant yeast-like fungi at 15 °C for 2 days
Open Research DataThree strains, named Red, Pink and Black, were grown in five different media with the following compositions: 1% peptone K, 2% glucose; 2% peptone K, 2% glucose; 1% yeast extract, 2% glucose; 1% peptone K, 1% yeast extract, 2% glucose; 1% peptone K, 2% yeast extract, 2% glucose (YPD) for 2 days at 15°C with shaking 180 rpm. The cultures were then centrifuged...
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Supplementation of beer with Pinus sylvestris L. shoots extracts and its effect on fermentation, phenolic content, antioxidant activity and sensory profiles
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The Influence of Nasturtium officinale R. Br. Agar and Agitated Microshoot Culture Media on Glucosinolate and Phenolic Acid Production, and Antioxidant Activity
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Dietary and Lifestyle Factors Modulate the Activity of the Endogenous Antioxidant System in Patients with Age-Related Macular Degeneration: Correlations with Disease Severity
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Anticarcinogenic and antioxidant activities of leaves and flowers hydroalcoholic extracts of Nerium oleander L.: PCA analysis and phytochemical content by FTIR spectroscopy
PublicationAims: The aim of this work is the evaluation the anticarcinogenic effect on HT29 cancer cells lines and antioxidant effect of three extracts from different morphological parts (leaves (LE), pink flowers (PFE) and white flowers (WFE)) of Nerium oleander lin. Methods: This research provides the anticarcinogenic activity of extracts from N. oleander white flowers. Principal Component Analysis (PCA) was applied to estimate the relationship...
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Carnivorous plants used for green synthesis of silver nanoparticles with broad-spectrum antimicrobial activity
PublicationIn this study, we exploit the anti-oxidative potential of four carnivorous plants to produce uniform and biologically active silver nanoparticles. The use of polyvinylpyrrolidone promoted syn-thesis of quasi-spherical nanoparticles characterized by stability and high uniformity. Their activity was tested against three human pathogens and three species of plant pathogenic bacteria. The study demonstrates the influence of synthesis...
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Functional Properties and Antioxidant Activity of Morus alba L. Leaves var. Zolwinska Wielkolistna (WML-P)—The Effect of Controlled Conditioning Process
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Investigation of antifungal and antibacterial potential of green extracts of propolis
PublicationPropolis extracts have been used in traditional medicines since ages due to its advantageous complex chemical composition. However, the antibacterial and antifungal activity of poplar propolis extracts prepared in Natural Deep Eutectic Solvent (NADES) are seldom studied. This study investigates suitable alternate for ethanol as a solvent for extraction for Polish poplar propolis. It also attempts to identify suitable extraction...
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Antioxidant Activity, Phenolic Content, and Peroxide Value of Essential Oil and Extracts of Some Medicinal and Aromatic Plants Used as Condiments and Herbal Teas in Turkey
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Chemical composition, antioxidant and anticancer effects of the seeds and leaves and indigo (polygonum tinctorium Ait.) Plant
PublicationSeeds and leaves of indigo (Polygonum tinctorium Ait.) plant were investigated and compared with another medicinal plant named prolipid for their properties such as chemical composition, antioxidant, and anticancer effects by Fourier transform infrared, three-dimensional fluorescence spectroscopy, and electrospray ionization-MS in negative mode. It was found that polyphenols, flavonoids, and flavanols were significantly higher...
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Lepidium peruvianum as a Source of Compounds with Anticancer and Cosmetic Applications
PublicationLepidium peruvianum—an edible herbaceous biennial plant distributed in the Andes—has been used for centuries as food and as a natural medicine in treating hormonal disorders, as an antidepressant, and as an anti-osteoporotic agent. The presented study aims to prove its beneficial cosmetic and chemopreventive properties by testing the antiradical, whitening, cytotoxic, and anticancer properties of differently colored phenotypes...
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Synthesis, anticandidal activity of N3-(4-methoxyfumaroyl)-(S)-2,3-diaminopropanoic amide derivatives – Novel inhibitors of glucosamine-6-phosphate synthase
PublicationNovel FMDP amiders 4-6 have been synthesized and tested against Candida strains. The anticandidal activity has been confined only to Candida albicans. Anticandidal activity of the tested amides has correlated with their inhibitory activity of glucosamine-6-phosphate synthase in cell free extract from Candida albicans.
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Effect of in vitro gastro‐pancreatic digestion on antioxidant activity of low‐molecular‐weight (<3.5 kDa) peptides from dry‐cured pork loins with probiotic strains of LAB
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The effect of roasting beetroot and chicory on the anti-oxidative activity of their extracts
Open Research DataThe eThe data set presents the results of the assessment of the impact of roasting raw materials in the form of beetroot and chicory on their antioxidant activity measured by the standard ABTS and DPPH radical tests. The numerical results were compared with the visual assessment of the roasted raw materials. The obtained results confirmed the increase...
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In Vitro Studies on the Relationship Between the Antioxidant Activities of Some Berry Extracts and Their Binding Properties to Serum Albumin
PublicationThe aim of this study was to investigate the possibility to use the bioactive components from cape gooseberry (Physalis peruviana), blueberry (Vaccinium corymbosum), and cranberry (Vaccinium macrocarpon) extracts as a novel source against oxidation in food supplementation. The quantitative analysis of bioactive compounds (polyphenols, flavonoids, flavanols, carotenoids, and chlorophyll) was based on radical scavenging spectrophometric assays...
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Selectivity Tuning by Natural Deep Eutectic Solvents (NADESs) for Extraction of Bioactive Compounds from Cytinus hypocistis—Studies of Antioxidative, Enzyme-Inhibitive Properties and LC-MS Profiles
PublicationIn the present study, the extracts of Cytinus hypocistis (L.) L using both traditional solvents (hexane, ethyl acetate, dichloromethane, ethanol, ethanol/water, and water) and natural deep eutectic solvents (NADESs) were investigated in terms of their total polyphenolic contents and antioxidant and enzyme-inhibitive properties. The extracts were found to possess total phenolic and total flavonoid contents in the ranges of 26.47–186.13...
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Understanding the origin of high corrosion inhibition efficiency of bee products towards aluminium alloys in alkaline environments
PublicationVarious bee products were found to be efficient corrosion inhibitors of aluminium in different environments. In particular, bee pollen was found to be highly effective in alkaline electrolytes, yet its highly complex composition and possible synergistic interactions hinder determination of the compounds acting as active corrosion inhibitors. The main purpose of the following work is to investigate the effect of solvents used for...
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Characteristic and specificity of protease activity of thermophilic bacteria Meiothermus ruber
PublicationThe primary purpose of research was to establish the possibility of using thermophilic bacteria Meiothermus ruber as a source of proteolytic enzymes. The main reason of searching new proteases is their commercial value especially in production of detergents, food, pharmaceuticals, leather, diagnostics or waste management. The development of this type processes will be possible by utilization of enzymes which have unique characteristics...
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Studies on applicability of new solid-phase microextraction and determination of short - chain monocarboxylic acids
PublicationA convenient approach to monitor the short-chain monocaroboksylic acids (SCAMs) in different samples is gas chromatography (GC) preceded by sample preparation based on solid-phase microextraction (SPME). The fiber with polar coatings were used to extract the SCAMs from headspace of liquid and solid samples. Recently polimeric ionic liquid (PIL) fiber coatings have been proposed to extract volatile organic compounds, minly polar...
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CaZnO-based nanoghosts for the detection of ssDNA, pCRISPR and recombinant SARS-CoV-2 spike antigen and targeted delivery of doxorubicin
PublicationOverexpression of proteins/antigens and other gene-related sequences in the bodies could lead to significant mutations and refractory diseases. Detection and identification of assorted trace concentrations of such proteins/antigens and/or gene-related sequences remain challenging, affecting different pathogens and making viruses stronger. Correspondingly, coronavirus (SARS-CoV-2) mutations/alterations and spread could lead to overexpression...
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A New Adaptive Method for the Extraction of Steel Design Structures from an Integrated Point Cloud
Open Research DataA new automatic and adaptive algorithm for edge extraction from a random point cloud was developed and presented herein. The proposed algorithm was tested using real measurement data. The developed algorithm is able to realistically reduce the amount of redundant data and correctly extract stable edges representing the geometric structures of a studied...
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Red Kale (Brassica oleracea L. ssp. acephala L. var. sabellica) Induces Apoptosis in Human Colorectal Cancer Cells In Vitro
PublicationThis article presents the results of studies investigating the effect of red kale (Brassica oleracea L. ssp. acephala L. var. sabellica) extract on cancer cells (HT-29). The cytotoxicity of the red kale extract was assessed using MTT and LDH assays, while qRT-PCR was employed to analyze the expression of genes associated with the p53 signaling pathway to elucidate the effect of the extract on cancer cells. Furthermore, HPLC-ESI-QTOF-MS/MS...
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Związki biologicznie aktywne w żywności i napojach
PublicationJuż od dłuższego czasu daje się zauważyć wzrost zainteresownia związkami biologicznie aktywnymi w żywności (szczególnie pochodzenia roślinnego) oraz napojach i sokach. W wielu ośrodkach naukowych trwają badania ukierunkowane na określenie aktywności przeciwutleniającej badanych próbek oraz oznaczenie zawartości polifenoli i innych związków o właściwościach przeciwutleniających (m.in. witaminy C oraz tokoferoli). W pracy przedstawiono...
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The influence of roasting and additional processing on the content of bioactive components in special purpose coffees
PublicationCoffee being the beverage consumed worldwide is also a very competitive commodity. Consequently, producers seek ways of attracting consumers by proposing e.g. novel ingredient combinations usually without evaluating their health quality. In this study, variations in health-promoting determinants for five special purpose coffee brews were characterized. The major bioactive components - chlorogenic acids (CAs) - detected by HPLC-DAD-MS...
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Elżbieta Cecerska-Heryć dr n.med.
PeopleWykształcenie i stopnie naukowe: 19.06.2018 r.ukończenie studiów doktoranckich z wyróżnieniem summa cum laudena Wydziale Lekarskim z OdziałemNauczania w Języku Angielskim PUM SzczecinStopień naukowy: doktor nauk medycznychWyższe2008-2013 Pomorski Uniwersytet Medyczny w Szczecinie Kierunek: Biotechnologia Specjalność: Biotechnologia MedycznaStudia licencjackie i magisterskieZatrudnienie...
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Molecular Umbrella as A Nanocarrier for Antifungals
PublicationA molecular umbrella composed of two O‐sulfated cholic acid residues was applied for the construction of conjugates with cispentacin, containing a “trimethyl lock” (TML) or o‐dithiobenzylcarbamoyl moiety as a cleavable linker. Three out of five conjugates demonstrated antifungal in vitro activity against C. albicans and C. glabrata but not against C. krusei, with MIC90 values in the 0.22–0.99 mM range and were not hemolytic. Antifungal...
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Detection of UPEC IH11128 ability to form biofilm in a standard congo red (CR) method of colony staining.
Open Research DataA standard method of testing E. coli's ability to form biofilm is based on the analysis of morphologyof bacterial colonies grown on yeast extract/casamino acids (YESCA) nutrient agar medium containing congored (CR) as an indicator dye of ECM production. The CR dye adsorbed from the culture medium bybacteria binds to the components of the ECM, including...
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Novel method of lung area extraction in chest perfusion computed tomography
PublicationChest perfusion computed tomography (pCT) is a useful technique in the medical diagnosis of how organs function. Perfusion CT scans are used to calculate perfusion parameters. In the case of automated methods of lung perfusion parameters calculation, the prior extraction of the lung area is desired to avoid unnecessary calculation in an area outside the lung cross-section and to avoid wasting time on processing signals of no diagnostic...