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You searched for: Subject "tocopherols" Remove constraint Subject: "tocopherols"
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1. Stability of carotenoids, carotenoid esters, tocopherols and capsaicinoids in new chili pepper hybrids during natural and thermal drying

Author:
Clarice Se Souza; Hussein.G. Daood; Stella Agyemang Duah; Sergey Vinogradov; Gábor Palotás; András Neményi; Lajos Helyes; Zoltán Pék
Source:
Lebensmittel-Wissenschaft + Technologie 2022 v.163 pp. 113520
ISSN:
0023-6438
Subject:
tocopherols,   etc   ; capsaicinoids; capsanthin; cultivars; food industry; hot peppers; human nutrition;     Show all 7 Subjects
Abstract:
... In the fields of human nutrition and the food industry, the various products of the spice red chili pepper have sparked increased attention. The purpose of this study was to determine the quantity and stability of carotenoids, carotenoid esters, tocopherols, and capsaicinoids in new spice chili hybrids under traditional drying utilizing cutting-edge analytical techniques. In both fresh and convent ...
DOI:
10.1016/j.lwt.2022.113520

2. An Evaluation Model for the Quality of Frying Oil Using Key Aldehyde Detected by HS-GC/MS

Author:
Xiaofang Liu; Shuo Wang; Shigeru Tamogami; Jieyu Chen; Han Zhang
Source:
Foods 2022 v.11 no.16 pp. -
ISSN:
2304-8158
Subject:
tocopherols,   etc   ; aldehydes; chromatography; linoleic acid; mass spectrometry; models; oils; oxidation; palmitic acid;     Show all 9 Subjects
Abstract:
... To establish a practical model for evaluating the oxidation of frying oil using aldehydes, the aldehydes of 10 commercial oils during frying at 180 °C were identified using headspace-gas chromatography/mass spectrometry, and the changes of common aldehydes and their correlation with carbonyl values (CV) were analyzed. The results showed that the total peak area of aldehydes increased significantly ...
DOI:
10.3390/foods11162413

3. Dynamic changes of 3-MCPD esters and glycidyl esters contents as well as oil quality during repeated deep-frying

Author:
Minwei Xu; Asunta Thompson; Bingcan Chen
Source:
Lebensmittel-Wissenschaft + Technologie 2022 v.153 pp. 112568
ISSN:
0023-6438
Subject:
tocopherols,   etc   ; alpha-chlorohydrin; color; deep fat frying; macropores; micro-computed tomography; micropores; microstructure;     Show all 8 Subjects
Abstract:
... In this study, the dynamic changes of 3-monochloropropane-1,2-diol esters (3-MCPDEs) and glycidyl esters (GEs) in both oils and French fries were assessed using headspace–solid phase microextraction–gas chromatography–mass spectrometry over the course of 5 days repeated deep-frying. The color parameter, as well as the concentrations of tocopherols and total polar components (TPC) in frying oils, w ...
DOI:
10.1016/j.lwt.2021.112568

4. Effect of carrot supplementation on nutritional value of insects: a case study with Jamaican field cricket (Gryllus assimilis)

Author:
M. Kulma; D. Petříčková; M. Kurečka; Z. Kotíková; J. Táborský; T. Michlová; L. Kouřimská
Source:
Journal of insects as food and feed 2022 v.8 no.6 pp. 621-629
ISSN:
2352-4588
Subject:
tocopherols,   etc   ; Gryllus assimilis; carrots; case studies; chickens; fatty acid composition; feed conversion; nutritive value;     Show all 8 Subjects
Abstract:
... The fortification of feed is known to be a useful tool to manipulate the nutritional value of insects. This study aimed to reveal the effect of carrot supplement duration on the basic nutrients, fatty acid profile, carotenes, and tocopherols. Jamaican crickets (Gryllus assimilis) were provided with chicken feed supplemented with carrots ad libitum for 0, 3, 7, 14 and 60 days prior to harvest. The ...
DOI:
10.3920/JIFF2021.0138

5. Tocopherol as plant protector: an overview of Tocopherol biosynthesis enzymes and their role as antioxidant and signaling molecules

Author:
Essa Ali; Sayed Hussain; Nazim Hussain; Kaleem Ullah Kakar; Jawad Munawar Shah; Syed Hassan Raza Zaidi; Masood Jan; Kewei Zhang; Muhammad Ali Khan; Muhammad Imtiaz
Source:
Acta physiologiae plantarum 2022 v.44 no.2 pp. 20
ISSN:
0137-5881
Subject:
tocopherols,   etc   ; antioxidants; biosynthesis; gain-of-function mutation; genetically modified organisms; lipophilicity; mutants; stress tolerance;     Show all 8 Subjects
Abstract:
... Tocopherols are vitamin E group of lipophilic antioxidant compounds, exclusively synthesized by plants. Mutant and transgenic approaches with loss or gain of function of Tocopherol pathway genes tends to provide insight into the role of this compound in plants. Tocopherols show fluctuation in their quantity under abiotic stresses, suggesting their critical role as antioxidant and as an indicator o ...
DOI:
10.1007/s11738-021-03350-x

6. Chemical composition and biological activity of cardoon (Cynara cardunculus L. var. altilis) seeds harvested at different maturity stages

Author:
Filipa Mandim; Spyridon A. Petropoulos; José Pinela; Maria Inês Dias; Kyriakos D. Giannoulis; Marina Kostić; Marina Soković; Beatriz Queijo; Celestino Santos-Buelga; Isabel C.F.R. Ferreira; Lillian Barros
Source:
Food chemistry 2022 v.369 pp. 130875
ISSN:
0308-8146
Subject:
tocopherols,   etc   ; Cynara cardunculus; antifungal properties; cardoons; chemical composition; cytotoxicity; food chemistry; maturity stage; Greece;     Show all 9 Subjects
Abstract:
... Cardoon seeds collected in Greece at four different maturity stages (samples S1 to S4) were analysed in terms of chemical composition and in vitro bioactivities. The content of phenolic compounds (six compounds in total) increased with increasing maturity, and 3,5-O-dicaffeyolquinic (14.8–33.8 mg/g extract) acid was the compound detected in higher abundance. Mature seeds (sample S4) also revealed ...
DOI:
10.1016/j.foodchem.2021.130875

7. Beyond vegetables: effects of indoor LED light on specialized metabolite biosynthesis in medicinal and aromatic plants, edible flowers, and microgreens

Author:
Elisa Appolloni; Giuseppina Pennisi; Ilaria Zauli; Laura Carotti; Ivan Paucek; Stefania Quaini; Francesco Orsini; Giorgio Gianquinto
Source:
Journal of the science of food and agriculture 2022 v.102 no.2 pp. 472-487
ISSN:
0022-5142
Subject:
tocopherols,   etc   ; agriculture; anthocyanins; antioxidants; biosynthesis; blue light; carotenoids; horticulture; human health; lighting; metabolites; microgreens;     Show all 12 Subjects
Abstract:
... Specialized metabolites from plants are important for human health due to their antioxidant properties. Light is one of the main factors modulating the biosynthesis of specialized metabolites, determining the cascade response activated by photoreceptors and the consequent modulation of expressed genes and biosynthetic pathways. Recent developments in light emitting diode (LED) technology have enab ...
DOI:
10.1002/jsfa.11513

8. Effect of superheated steam treatment and extrusion on lipid stability of black soybean noodles during storage

Author:
Zhen Yang; Ying Zhou; Jun-Jie Xing; Xiao-Na Guo; Ke-Xue Zhu
Source:
Food control 2022 v.132 pp. 108388
ISSN:
0956-7135
Subject:
tocopherols,   etc   ; carboxylic ester hydrolases; enzyme activity; extrusion; food safety; heat; lipoxygenases; peroxidase; soybeans; steam; tocotrienols;     Show all 11 Subjects
Abstract:
... This study investigated the effect of superheated steam treatment (SST) and extrusion treatment (ET) on the changes of lipids in black soybean noodles (BSN) during storage. Degradation of lipids and formation of volatile compounds were closely related to the endogenous lipid-degrading enzyme activity. Both SST and ET could effectively inactivate lipase, lipoxygenase and peroxidase activity in blac ...
DOI:
10.1016/j.foodcont.2021.108388

9. Tocopherols as antioxidants in lipid‐based systems: The combination of chemical and physicochemical interactions determines their efficiency

Author:
Nathalie Barouh; Claire Bourlieu‐Lacanal; Maria Cruz Figueroa‐Espinoza; Erwann Durand; Pierre Villeneuve
Source:
Comprehensive reviews in food science and food safety 2022 v.21 no.1 pp. 642-688
ISSN:
1541-4337
Subject:
tocopherols,   etc   ; antagonists; antioxidant activity; antioxidants; ascorbic acid; food safety; lipid peroxidation; off flavors; oxidation; phospholipids;     Show all 10 Subjects
Abstract:
... Lipid oxidation is a major concern in the food, cosmetic, and pharmaceutical sectors. The degradation of unsaturated lipids affects the nutritional, physicochemical, and organoleptic properties of products and can lead to off‐flavors and to the formation of potentially harmful oxidation compounds. To prevent or slow down lipid oxidation, different antioxidant additives are used alone or in combina ...
DOI:
10.1111/1541-4337.12867

10. Laurel, Laurus nobilis L.: a review of its botany, traditional uses, phytochemistry and pharmacology

Author:
Attilio Anzano; Bruna de Falco; Laura Grauso; Riccardo Motti; Virginia Lanzotti
Source:
Phytochemistry reviews 2022 v.21 no.2 pp. 565-615
ISSN:
1568-7767
Subject:
tocopherols,   etc   ; Laurus nobilis; antioxidants; fish; human health; meat; metabolites; pharmacology; plant biochemistry; sports; traditional medicine;     Show all 11 Subjects
Abstract:
... Laurus nobilis L. (Lauraceae), commonly known as laurel, is an evergreen and edible tree that possess biological properties positively correlated with human health. It is a very popular plant known since ancient times in traditional medicine and considered a symbol of peace and sign of victory in military and sport competitions. Laurel is used as flavoring agent in kitchen for meat, fish, broths, ...
DOI:
10.1007/s11101-021-09791-z

11. A novel method based on saponification coupled to micelle-extraction for recovering valuable bioactive compounds from soybean oil deodorizer distillate

Author:
Georgina Martini; Bibiana B. Nerli; Luciana P. Malpiedi
Source:
Food chemistry 2022 v.384 pp. 132610
ISSN:
0308-8146
Subject:
tocopherols,   etc   ; antioxidant activity; food chemistry; micelles; phytosterols; rhamnolipids; saponification; sodium citrate; soybean oil; squalene; surfactants;     Show all 11 Subjects
Abstract:
... The feasibility of using saponification coupled to extraction with mixed micellar systems to recover bioactive compounds from soybean oil deodorizer distillate, was evaluated for the first time. Under the selected conditions, saponification with KOH 0.6 M and aqueous micellar system prepared with Tergitol 15-S-7 9% w/w, rhamnolipids 0.25 %w/w and sodium citrate 100 mM pH 5.00, at 65 °C, allow the ...
DOI:
10.1016/j.foodchem.2022.132610

12. Three Amazonian palms as underestimated and little-known sources of nutrients, bioactive compounds and edible insects

Author:
Tatiana Jaramillo-Vivanco; Henrik Balslev; Rommel Montúfar; Rosa M. Cámara; Francesca Giampieri; Maurizio Battino; Montaña Cámara; José M. Alvarez-Suarez
Source:
Food chemistry 2022 v.372 pp. 131273
ISSN:
0308-8146
Subject:
tocopherols,   etc   ; Bactris gasipaes; Mauritia flexuosa; Oenocarpus bataua; Rhynchophorus palmarum; animals; carotenoids; food chemistry; fruits; oils; polyphenols;     Show all 11 Subjects
Abstract:
... Mauritia flexuosa, Bactris gasipaes, and Oenocarpus bataua are among the main palms in the Amazon used for food and medicinal purposes. The food most commonly derived from these are fruits, oil, and the larvae of the insect Rhynchophorus palmarum reared in their trunks. Palm fruits are used for oil extraction as they are rich in saturated fatty acids, fiber, pro-vitamin A, carotenoids, tocopherols ...
DOI:
10.1016/j.foodchem.2021.131273

13. Vitamin E in foodstuff: Nutritional, analytical, and food technology aspects

Author:
Farah Zaaboul; YuanFa Liu
Source:
Comprehensive reviews in food science and food safety 2022 v.21 no.2 pp. 964-998
ISSN:
1541-4337
Subject:
tocopherols,   etc   ; antioxidant activity; diet; food safety; food technology; metabolites; nephroprotective effect; photosynthesis; plant-based foods; tocotrienols;     Show all 10 Subjects
Abstract:
... Vitamin E is a group of isoprenoid chromanols with different biological activities. It comprises eight oil‐soluble compounds: four tocopherols, namely, α‐, β‐, γ‐, and δ‐tocopherols; and four tocotrienols, namely, α‐, β‐, γ, and δ‐tocotrienols. Vitamin E isomers are well‐known for their antioxidant activity, gene‐regulation effects, and anti‐inflammatory and nephroprotective properties. Considerin ...
DOI:
10.1111/1541-4337.12924

14. Bioactive minor components of Italian and Extra-European hemp seed oils

Author:
Francesca Blasi; Carmela Tringaniello; Giuseppa Verducci; Lina Cossignani
Source:
Lebensmittel-Wissenschaft + Technologie 2022 v.158 pp. 113167
ISSN:
0023-6438
Subject:
tocopherols,   etc   ; campesterol; carotenoids; chlorophyll; fluorescence; gas chromatography; hemp; high performance liquid chromatography; principal component analysis; quantitative analysis;     Show all 10 Subjects
Abstract:
... Nowadays, hempseed oil is well known for its nutritional and health benefits. In this work, a study of unsaponifiable fraction of hemp seed oils (HSO) paying particular attention to the qualitative and quantitative analysis of sterols, aliphatic alcohols, and tocopherols, as well as to carotenoid, and chlorophyll contents. Samples were of Italian (IT) and Extra-European (EE) origin. β-sitosterol w ...
DOI:
10.1016/j.lwt.2022.113167

15. Geographical discrimination of olive oils from Cv. ‘Galega Vulgar’

Author:
Nuno Rodrigues; Fátima Peres; Susana Casal; Arantzazu Santamaria-Echart; Filomena Barreiro; António M. Peres; José Alberto Pereira
Source:
Food chemistry 2023 v.398 pp. 133945
ISSN:
0308-8146
Subject:
tocopherols,   etc   ; Fourier transform infrared spectroscopy; chemical composition; food chemistry; models; olives; oxidative stability; principal component analysis; provenance;     Show all 9 Subjects
Abstract:
... Olive oils from seven Portuguese regions were selected to study the effect of the geographical origin on the oils’ composition. Quality parameters, fatty acids, tocopherols, hydroxytyrosol and tyrosol derivatives, and oxidative stability were evaluated. All olive oils could be classified as extra virgin, and the geographical origin significantly affected the oils chemical composition. Principal co ...
DOI:
10.1016/j.foodchem.2022.133945

16. Development of highly hydrophobic fabric phase sorptive extraction membranes and exploring their applications for the rapid determination of tocopherols in edible oils analyzed by high pressure liquid chromatography-diode array detection

Author:
Natasa P. Kalogiouri; Abuzar Kabir; Basit Olayanju; Kenneth G. Furton; Victoria F. Samanidou
Source:
Journal of chromatography 2022 v.1664 pp. 462785
ISSN:
0021-9673
Subject:
tocopherols,   etc   ; cooking fats and oils; desorption; diodes; fabrics; high performance liquid chromatography; hydrophobicity; polyesters; quantitative analysis; solvents;     Show all 10 Subjects
Abstract:
... Α novel, green, and facile fabric phase sorptive extraction (FPSE) prior to high pressure liquid chromatography with diode array detection (HPLC-DAD) methodology was developed for the efficient extraction and quantitative determination of tocopherols (α-, sum of (β+γ), and δ-) in edible oils. Among several highly hydrophobic FPSE membranes, sol-gel polycaprolactone-polydimethylsiloxane-polycaprola ...
DOI:
10.1016/j.chroma.2021.462785

17. Extra virgin olive oil: A comprehensive review of efforts to ensure its authenticity, traceability, and safety

Author:
Julián Lozano‐Castellón; Anallely López‐Yerena; Inés Domínguez‐López; Aina Siscart‐Serra; Nathalia Fraga; Samantha Sámano; Carmen López‐Sabater; Rosa M Lamuela‐Raventós; Anna Vallverdú‐Queralt; Maria Pérez
Source:
Comprehensive reviews in food science and food safety 2022 v.21 no.3 pp. 2639-2664
ISSN:
1541-4337
Subject:
tocopherols,   etc   ; biomarkers; certification; extra-virgin olive oil; food safety; fraud; mass spectrometry; nutritive value; phospholipids; sterols; traceability;     Show all 11 Subjects
Abstract:
... The growing demand for extra virgin olive oil (EVOO), appreciated for its unique organoleptic properties and health benefits, has led to various fraudulent practices to maximize profits, including dilution with lower value edible oils. The adulterated oils would be of poor nutritional quality, more readily oxidized, and may contain unhealthy substances formed during processing. Nevertheless, the r ...
DOI:
10.1111/1541-4337.12949

18. Characterization and incorporation of extracts from olive leaves obtained through maceration and supercritical extraction in Canola oil: Oxidative stability evaluation

Author:
Cecilia Dauber; Tatiana Carreras; Laura González; Adriana Gámbaro; Alberto Valdés; Elena Ibañez; Ignacio Vieitez
Source:
Lebensmittel-Wissenschaft + Technologie 2022 v.160 pp. 113274
ISSN:
0023-6438
Subject:
tocopherols,   etc   ; antioxidant activity; canola oil; carbon dioxide; ethanol; maceration; mass spectrometry; olives; oxidation; oxidative stability; supercritical fluid extraction;     Show all 11 Subjects
Abstract:
... Olive leaves (OL) are considered a potential source of bioactive compounds mainly due to its high content of phenolic compounds, widely known as natural antioxidants. The main objective of this study was to compare the performance of three OL extracts obtained by different extraction techniques in protecting canola oil against oxidative damage. The technologies evaluated were maceration with ethan ...
DOI:
10.1016/j.lwt.2022.113274

19. Impact of extrusion on the content and bioaccessibility of fat soluble nutraceuticals, phenolics and antioxidants activity in whole maize

Author:
Ashrafi Hossain; A. Jayadeep
Source:
Food research international 2022 v.161 pp. 111821
ISSN:
0963-9969
Subject:
tocopherols,   etc   ; antioxidant activity; bioavailability; carotenoids; corn; corn flour; dietary supplements; extrusion; flavonoids; food research; phenolic compounds; stigmasterol; tocotrienols;     Show all 13 Subjects
Abstract:
... The present study investigated the changes in fat soluble nutraceuticals, phenolics and antioxidant activity in extrudates of whole maize flour processed at 20 %, 25 % and 30 % feed moisture (M). Bioaccessibility of them in extrudates was also investigated at 20 % M. Extrusion resulted in a significant reduction in the content of components and antioxidant activity. Retention of phytosterols was m ...
DOI:
10.1016/j.foodres.2022.111821

20. Alteration in phytochemicals from sweet maize in response to domestic cooking and frozen storage

Author:
Jelena Vukadinović; Jelena Srdić; Tomislav Tosti; Vesna Dragičević; Natalija Kravić; Snežana Mladenović Drinić; Dušanka Milojković-Opsenica
Source:
Journal of food composition and analysis 2022 v.114 pp. 104637
ISSN:
0889-1575
Subject:
tocopherols,   etc   ; anion exchange chromatography; carotenoids; corn; food composition; frozen storage; fructose; glucose; nutritive value; phytochemicals; sucrose; water solubility;     Show all 12 Subjects
Abstract:
... Sweet maize has worldwide importance due to its high nutritional value and health benefits. In order to provide valuable health-related information to consumers, the phytochemicals profile of raw sweet maize kernels and those exposed to different treatments (cooking, frozen storage before cooking, sucrose addition during cooking, and blanching) was examined herein. Thus, carotenoids, tocopherols a ...
DOI:
10.1016/j.jfca.2022.104637