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Publications (241)
The study investigated the impact of Lonicera caerulea L. juice matrix modification and drying techniques on powder characteristics. The evaluation encompassed phenolics (514.7–4388.7 mg/100 g dry matter), iridoids (up to 337.5 mg/100 g dry matter), antioxidant and antiglycation capacity, as well as anti-ageing properties of powders produced using...
Sea buckthorn and Japanese knotweed are known in many traditional medicine systems to be a great source of bioactive substances. This research aims to compare the bioactivity and protective effects of the phenolic extracts of leaves from sea buckthorn and roots and leaves from the Japanese knotweed on erythrocytes. The polyphenol composition of the...
The blueberry fruit of the genus Vaccinium, including high blueberry, low blueberry, and wild bilberry, is consumed for its flavor and medicinal properties. The purpose of the experiments was to investigate the protective effect and mechanism of the interaction of blueberry fruit polyphenol extracts with the erythrocytes and their membranes. The co...
Buckwheat hulls, due to their high content of phenolic compounds, could be used as a promising food ingredient, the use of which would reduce the waste generated during the production of buckwheat groats. The aim of this study was to investigate the influence of buckwheat hull extracts on the quality of chicken meatballs. Meatballs were produced ac...
The goal of this study was to the assess anti-cancer and antioxidant properties of the Ganoderma lucidum fruiting body, and to identify bioactive compounds found in their extracts. Significant antiproliferative activity was observed against MCF-7, MCF-7/DX, LOVO, LOVO/DX, MDA-MB 231, SW 620, and NHDF cell lines. With IC50 values of 25.38 µg/mL and...
In research the antioxidant and antimicrobial activity of water and ethanolic extracts of Scutellaria baicalensis root on quality of chicken meatballs during refrigerated storage were determined. Extracts were analyzed for identification and quantification of polyphenols, DPPH and antimicrobial activity. Three different treatments of meatballs were...
The present study aimed to evaluate the effect of Jerusalem artichoke processing methods and drying methods (freeze drying, sublimation drying, vacuum drying) on the basic physicochemical parameters, profiles and contents of sugars and polyphenolic compounds, and health-promoting properties (antioxidant activity, inhibition of the activities of α-a...
Twelve carrot varieties with different colours (purple, orange, yellow, and white) and sizes (normal, mini, and micro) were analysed for prospective health benefits (activities against diabetes-, obesity-, and aging- related enzymes—α-amylase, α-glucosidase, lipase, acetylocholinesterase, and butyrylocholinesterase, respectively) and nutritional co...
Long-term high fat-carbohydrates diet (HF-CD) contributes to the formation of irreversible changes in the organism that lead to the emergence of civilization diseases. In this study, the impact of three-month high-fat diet on the physical properties of erythrocytes (RBCs) was studied. Furthermore, the biological activity of Cistus Incanus L.extract...
There is a growing interest among the public in fruit with a positive impact on human health. Two goji berry cultivars ('No. 1' and 'New Big') were propagated in vitro, grown in an orchard and then evaluated for macro-and microelements and harmful heavy metals (i.e., Pb, Ni, and Cd). The leaves and fruit were also assessed for nutritional value, po...
Dear Colleagues,
It is our pleasure to present this Special Issue of Molecules
entitled “Food Processing and Its Impact on Phenolic and
other Bioactive Constituents in Food”. Bioactive
compounds including phenolic ingredients have long been
used as important constituents of a healthy diet. As a
result, consumer awareness about the important role of...
The aim of this study was to accurately determine the profile of polyphenols using the highly sensitive LC–DAD–ESI–QTOF–MS/MS technique and to determine in vitro antioxidant activity, the ability of inhibition of α-amylase, α-glucoamylase, and pancreatic lipase activity, and antiproliferative activity in leaves, flowers, roots, and stalks of medica...
The aim of the study was the qualitative and quantitative analysis of the bioactive components present in the leaves of 9 sweet potato cultivars grown in the moderate climate in Poland, which were harvested at different growth stages according to the BBCH (Biologische Bundesanstalt, Bundessortenamt und Chemische Industrie) scale (14, 51, 89). It wa...
Apples (Malus domestica Borkh) are of particular interest for their high content of healthy phytochemicals. This study investigated the antioxidant activity and polyphenolic compounds of extracts from the fruits from Ozark Gold, Starkinson and Kosztela cultivars and additionally leaves from Ozark Gold cv. Phenolic compounds were identified and quan...
The aim of this study was to determine the antioxidant activity and apply the Nigella sativa seed extracts in chicken meatballs, to assess their ability to reduce the lipid oxidation. Water (WE) and ethanolic (EE) extracts were analyzed for total phenolic content (TPC), DPPH (2,2-diphenyl-1-picrylhydrazyl), and identification and quantification of...
The objective of this study was to examine the effect of inulin and maltodextrin applied during vacuum drying of Saskatoon berry fruit, juice, and pomace on the retention of bioactive compounds and antioxidant capacity (radical scavenging capacity (ABTS), ferric reducing antioxidant potential (FRAP)) of powders obtained. Ultra-high performance liqu...
The aim of this study was to compare the protective effects of chokeberry juice and silymarin against chemical-induced liver fibrosis in rats. Liver fibrosis was induced by CCl4 administered two days a week for six weeks. Two groups of rats were co-treated with chokeberry juice, 10 mL/kg/day. or silymarin as a positive control, 100 mg/kg/day for si...
The phytochemicals and antioxidative potency in ten old apple varieties cultivated in Austria were characterized. The apple varieties were tested for contents of polyphenolic compounds, sugars and organic acid with the liquid chromatography method, and antioxidative activity with the ABTS, DPPH and FRAP assays. A total of 31 polyphenols, including...
The article presents the findings of a study investigating the effects of storing Jonagold apples for six weeks in a condition in which the vertical component of the geomagnetic field has been eliminated (near null GMF) and in control conditions representing those applied in traditional storage (i.e., in the local geomagnetic field (local GMF)). An...
The aim of this study was to determine the physicochemical and antioxidant properties of four Polish kinds of honey compared to Manuka honey. Moisture content, water activity as well as color features of honey samples were examined. Phenolic content, ferric reducing/antioxidant power assay (FRAP), and ABTS assay were also quantified. Manuka honey h...
Chicken eggshells can be used as an attractive dietary source of mineral compounds, including calcium (Ca). However, the effects of chicken eggshell powder (CESP) on berry fruit juices have not been studied to date. Therefore, the objective of this study was to evaluate the effect of its addition to juices from chokeberry and cranberry on their phy...
The aim of the study was to identify and evaluate the content of iridoids and phenolic compounds in the leaves and roots of Dipsacus fullonum L. They were identified and quantified by UPLC-PDA-MS/MS. Five iridoid compounds (loganic acid, loganin, sweroside, cantleyoside, and sylvestroside III) were identified in Dipsacus fullonum L. leaves and root...
Rhubarb (Rheum spp.) is a plant characterized by very high antioxidant properties. It is very rich in many compounds that have a pro-health effect on the human body. Polyphenols are natural plant substances that can be a very important component in the prevention of various diseases. Therefore, the use of rhubarb as an interesting plant material in...
Growing social interest in foods with high biological quality results in the need to look for possibilities of increasing the biological quality of food products. The aim of this research was an attempt to estimate the increase of polyphenolic compounds (by UPLC-PDA-MS/MS) in the flesh and skin of pear under the influence of stress elicitors such a...
There is a growing interest in the fruits called 'superfoods' (functional foods). These fruits are characterized by a high content of bioactive substances and high taste qualities. Four cultivars of Cornelian cherry were planted on rootstock or on own-root. The Cornus amomum seedlings used as a rootstock significantly reduced the size of the cornel...
Classical extraction methods used for an isolation of active substances from the plant material are expensive, complicated and often environmentally unfriendly. The ultrasonic assistance micelle-mediated extraction method (UAMME) seems to be an interesting alternative. The aim of this work was to compare an efficiency of water solutions of three no...
The synthesis of metal nanoparticles via greener and sustainable methods has gained a great attention due to the use of natural products which are non-toxic and environmentally benign. Though many efforts have been made to prepare nanostructures employing plant extracts rich in polyphenols, their role in the formation of nanoparticles has not been...
The main goals of the study were to determine nutritional parameters including contents of organic acids, sugars, and bioactive compounds as well as the antioxidant activity of fruits and fruit components of seven selected Saskatoon berry (Alnifolia alnifolia) genotypes. Fruits of three Polish clones (‘no 5/6’, ‘type N’, and ‘type S’) and of four C...
Cereals, including barley, have been playing a key role in human diet for a long time. The objective of the present study was to determine the effect of nanosilver (nAg) on limitation of infections, morphological features, and their chemical composition of young barley seedlings under in vitro condition. Addition of 0, 2, 4, 6 and 8 mg dm–3 nAg int...
The yeast strain and storage time is an important factor affecting the development of phytochemicals and sensory attributes in ciders. Therefore, the aim of this study was to determine the influence of yeast strains (Saccharomyces bayanus and Saccharomyces cerevisiae), β-cyclodextrin (BCD), and storage time on physicochemical parameters, contents o...
The purpose of this study was to choose the right size of ceramic membranes in the process of microfiltration as regards the concentration of polyphenols measured by UPLC-PDA-MS/MS, antioxidant capacity analysed by ABTS and FRAP tests, viscosity, turbidity, precipitate, and parameters of colour evaluated in the CIE L*·a*·b* system of chokeberry jui...
The aim of this study was to determine the content of triterpenoids and polyphenols, and antioxidative activity in leaves, stalks, and roots of plants from the species Fallopia as well as to present the main relationship between them. Polyphenolic compounds and triterpenoids were identified with liquid chromatography-photodiode detector-mass spectr...
Agastache rugosa (Fischer & C.A.Meyer) O.Kuntze (Lamiaceae) is an East Asian medicinal and aromatic plant. It is rich in polyphenolic compounds such as rosmarinic, chlorogenic, ferulic acids and apigenin glycosides. in vitro shoot cultures were used to study influence of various factors on polyphenol profile using Ultra Performance Liquid Chromatog...
The activity of polyphenolic compounds, triterpenoids, carotenoids, chlorophylls and antioxidants in leaves and rhizomes of Fallopia japonica Houtt and Fallopia sachalinensis (F.Schmidt) grown in Poland was investigated. Leaves and rhizomes were assessed for the presence of bioactive compounds with the ultra-performance liquid chromatography photod...
The aim of this study was to investigate the influence of addition of pectinolytic enzymes to chokeberry juice on the content of polyphenolic compounds analysed by UPLC-PDA-FL, antioxidant potency measured by ABTS and FRAP assay, turbidity, precipitation, and sugar composition analysed by HPLC-ELSD and colour parameters determined by the CIEL*a*b*...
As a result of climate warming, wine-growing zones have moved to the north, where conditions exist may result in poor fruit quality. Fruits may develop significant amounts of tannin compounds, which are not acceptable to all consumers. The aim of this study was to demonstrate the influence of selected factors on the quality and content of polypheno...
Classical extraction methods used for an isolation of active substances from the plant
material are expensive, complicated and often environmentally unfriendly. The ultrasonic
assistance micelle-mediated extraction method (UAMME) seems to be an interesting
alternative. In this study the Calendula Anthodium UAMME extracts composition and their
antio...
The low availability of soils with an appropriate pH value (4.2-5.2) is a factor limiting an increase in highbush blueberry acreage. The experiments examined the influence of a physiologically acidic urea phosphate fertilizer on the pH change of the soil and the mineral content in the soil, leaves, and fruit as well as polyphenols in the fruit of t...
Triterpenoids, carotenoids, chlorophylls, and antioxidant capacity of individual parts of wild garlic at different times of harvesting were studied. Leaves, flowers, bulbs, and stems of Allium ursinum were used in this study. The contents of triterpenoids, carotenoids, and chlorophylls were determined by UPLC–PDA-Q/TOF-MS, and the antioxidant capac...
The aim of the study was to determine changes incurred in lipid model membranes by polyphenol compounds from blueberry fruit of the genus Vaccinium that includes low, high and black blueberry. In particular, the effect of extracts on the packing order in the lipid hydrophilic phase, the fluidity of the hydrophobic phase, as well as the temperature...
Agastache rugosa (Fischer & C.A.Meyer) O.Kuntze (Lamiaceae), an aromatic plant commonly used in Traditional Chinese Medicine is also a rich source of polyphenolic compounds such as phenolic acids (rosmarinic, chlorogenic, ferulic), and flavonoids (apigenin). In experiments with the light effect, plant growth regulators and amino acid supplementatio...
Introduction:We compared an impact of the water extracts obtained from cistus herb (Cistus incanus L.) and pomegranate peel (Punica granatum L.) on ROS and on H2O2 content within V79 cells (Chinese hamster pulmonary fibroblasts). after short (1h) and long (48hrs) exposure time.
Methods: Intracellular ROS level was estimated with DCF-DA oxidation as...
The influence of three preparations from chockberry (Aronia melanocarpa Elliot) fruits on oxidative stress provided to Chinese hamster pulmonary fi broblasts (V79 cells) with incubation of cell cultures with hydrogen peroxide (HP) showed that all the tested preparations markedly decreased the intracellular contents of reactive oxygen species. The str...
The aim of this study was to verify whether interactions between bioactive compounds play an important role in the creation of functional fruit juices. Assessment of organoleptic parameters, colour, total soluble solids (TSS), total titratable acidity (TTA), antioxidant activity, polyphenols and vitamin C content and the interaction factor was perf...
The basic chemical composition, polyphenols and antioxidant capacity in 22 old apple cultivars grown in Poland were determined. Fruits were analyzed for contents of individual polyphenolics with the ultra-performance liquid chromatography photodiode detector-quadrupole/time-of-flight mass spectrometry (UPLC-PDA-Q/TOF–MS) method, sugar with the high...
The changes of polyphenols and triterpenoids in three cranberry cultivars (‘Pilgrim’, ‘Stevens’, and ‘Ben Lear)’ from different maturity stages, grown in Poland, were determined using ultra-performance liquid chromatography (UPLC) and photodiode detector-quadrupole/time-of-flight mass spectrometry. Fifty-one bioactive compounds were identified in c...
The chemical characterization of 14 wines (six red and eight white) made from interspecific hybrids grown in Poland has been made. The study evaluated basic oenological parameters (acidity, pH, sugars content, alcohols content) as well as polyphenolics composition (UPLC-PDA-MS/MS) and antioxidant activity (ABTS, DPPH, FRAP, ORAC). Additionally, PCA...
The aim of this study was to investigate the influence of various Saccharomyces cerevisiae and Saccharomyces bayanus on the content of phenolic compounds (UPLC-PDA-FL), antioxidant activity (ABTS and FRAP), colour (CIEL*a*b*) and sensory attributes of chokeberry wine. The pH, content of sugar, polyphenols, total acidity, colour, and antioxidant act...
In order to analyze and compare the anthocyanin characteristic of red wine grapes with diverse genetic backgrounds, skin anthocyanins among 21 different cultivars belonging to Vitis vinifera L., and hybrids were evaluated. A total number of 24 anthocyanins were identified and quantified by UPLC-PDA-MS/MS. Total contents of anthocyanins varied signi...
This article presents the findings of a study investigating the feasibility of using a magnetic field assisted technique for the water-based extraction of mineral components, polyphenols, and caffeine from dry black and green tea leaves. The authors present a concept of applying constant and variable magnetic fields in the process of producing wate...
Cranberries can be a component of a healthy diet, because they are a great source of health-promoting compounds and nutrients. The aims of this study were to evaluated phytochemicals and antioxidant activity in 6 cultivars of cranberry fruit grown in Poland. The content of polyphenols, carotenoids, chlorophylls, and triterpenoids were determined wi...
The aim of the study was to evaluate the effect of the different methods of preparation of the blue honeysuckle (Lonicera caerulea L. var. Kamtschatica) cv. 'Wojtek' and their influence on the iridoid content of fruit juices and fresh and freeze-dried pomaces. Compounds were identified by UPLC-ESI-qTOF-MS/MS in negative ion mode. Five iridoids - lo...
Agastache rugosa (Fischer & C.A.Meyer) O.Kuntze (Lamiaceae) is a perennial species widely distributed in East Asia. It is a medicinal plant commonly used in Traditional Chinese Medicine. The most important secondary metabolites of A.rugosa are essential oils, flavonoids, and phenolic acids e.g. rosmarinic acid. The aim of the study was to investiga...
In this study, UV-C light was tested as an alternative method to inactivate microorganisms in the must of 'Regent' red grape cultivar. The control sample containing the microorganism diluted in a physiological NaCl solution was prepared to take into consideration different conditions of liquids, such as turbidity and colour. Additionally, the chang...
This study investigated the effects of a flash release versus traditional maceration expansion on the content of phenolic compounds (by LC–MS, UPLC–PDA), antioxidant activity (ABTS and FRAP), and other physical and chemical properties of wine from Pinot noir cultivar. The content of polyphenols in a must obtained by the flash release technology was...
Rootstocks are well known as the most efficient way to limit phylloxera. However, they can be useful in order to improve grape quality. This study aimed to compare the content of polyphenol compounds in vine fruits of the cultivar ‘Regent’ grafted on ‘Couderc 161-49’, ‘Sori’, ‘Kober 125AA’, ‘Börner’ or ‘Kober 5BB’ rootstocks, or planted on own-root...
Procyanidins, contained in many products abundant in human diet, exhibit high biological activity. However, this activity has not been fully explained at cellular and molecular levels. In this study, we determine the mechanism of interaction of procyanidin B3 with model lipid membrane. This mechanism was established on the basis of changes induced...
Bioactive compounds in fruits of four Saskatoon berry genotypes grown in a trial in central Poland are presented in this paper. Two Polish breeding clones (no. 5/6 and type S) and two Canadian cultivars – 'Martin' and 'Smoky' – were used in studies conducted in 2015-2016. Fourty eight bioactive compounds were identified in Saskatoon berry genotypes...
The basic chemical composition, bioactive compounds, and antioxidant capacity of fruits of three new Polish breeding clones (No. 5/6, type S, and type N) and four Canadian cultivars (cvs.) (" Martin " , " Smoky " , " Pembina " , and " Honeywood ") grown in Poland in 2016 were investigated. Fruits were analyzed for their contents of triterpenoids, c...
Polyphenol rich extracts obtained from cistus herb (Cistus incanus L.) and pomegranate peel (Punica granatum L.) exhibited significant antioxidant activity in V79 cell culture (Chinese hamster lung fibroblasts) - cistus extract reduced intracellular content of reactive oxygen species (ROS) by 30-40% and pomegranate extract by 29-36%. In human breas...
The studies were designed to determine the polyphenolic composition and biological activity of extracts from fruits (SFE) and leaves (SLE) of Saskatoon (Amelanchier alnifolia Nutt.) in relation to erythrocyte membranes. A detailed quantitative and qualitative analysis of extracts was conducted, using the chromatographic (UPLC-DAD, UPLC-ESI-MS) and...
Polyphenol rich extracts obtained from cistus herb (Cistus incanus L.) and pomegranate peels (Punica granatum L.) added at high concentrations (25-100 μg/mL) to V79 (Chinese hamster lung fibroblast) cell cultures, markedly increased intracellular level of ROS (reactive oxygen species). Also in cells exposed to the exogenous oxidant - H2O2 [100 μM,...