Tocopherol and Tocotrienol Content in the Leaves of the Genus Hypericum: Impact of Species and Drying Technique

Authors: Ieva Miķelsone, Elise Sipeniece, Dalija Segliņa, Paweł Górnaś

Source: Plants, Vol 14, Iss 7, p 1079 (2025)

Subject Terms: St. John’s wort (Hypericum perforatum L.), photosynthetic, herb, ornamental plant, lipophilic bioactive compound, vitamin E, Botany, QK1-989

File Description: electronic resource

Relation: https://www.mdpi.com/2223-7747/14/7/1079; https://doaj.org/toc/2223-7747

Access URL: https://doaj.org/article/cd6bc2978226433aa90e74c7911e6f03

Cultivated St. John’s Wort Flower Heads Accumulate Tocotrienols over Tocopherols, Regardless of the Year of the Plant

Authors: Ieva Miķelsone, Elise Sipeniece, Inga Mišina, Elvita Bondarenko, Paweł Górnaś

Source: Plants, Vol 14, Iss 6, p 852 (2025)

Subject Terms: Hypericaceae, herb, aerial part, tocol, α-tocopherol, phytochemicals, Botany, QK1-989

File Description: electronic resource

Relation: https://www.mdpi.com/2223-7747/14/6/852; https://doaj.org/toc/2223-7747

Access URL: https://doaj.org/article/03f58f18a64e4e2ab701246ab6354b2a

Tocotrienols in Different Parts of Wild Hypericum perforatum L. Populations in Poland

Authors: Paweł Górnaś, Edyta Symoniuk

Source: Molecules, Vol 30, Iss 5, p 1137 (2025)

Subject Terms: Guttiferaceae, Hypericaceae, herb, phytomedicine, bioactive lipophilic phytochemicals, tocol, Organic chemistry, QD241-441

File Description: electronic resource

Relation: https://www.mdpi.com/1420-3049/30/5/1137; https://doaj.org/toc/1420-3049

Access URL: https://doaj.org/article/691aaacf7ff14e819cf9d1c27eba835d

Impact of Soil on Biomass Yield and Accumulation of Lipophilic Secondary Metabolites in Four Hypericum Species

Authors: Ieva Miķelsone, Elise Sipeniece, Inga Mišina, Elvita Bondarenko, Dalija Segliņa, Paweł Górnaś

Source: Agriculture, Vol 15, Iss 5, p 526 (2025)

Subject Terms: hypericaceae, agricultural factors, variety of phytochemicals, lipophilic bioactive compound, antioxidants, tocols, Agriculture (General), S1-972

File Description: electronic resource

Relation: https://www.mdpi.com/2077-0472/15/5/526; https://doaj.org/toc/2077-0472

Access URL: https://doaj.org/article/b6d753b9588b47bd8367c9546b58353e

Residues of St. John’s Wort (Hypericum perforatum) Tea Infusions/Water Extracts as a Valuable Source of Tocotrienols: An Extraction Study

Authors: Inga Mišina, Ingus Perkons, Aleksander Siger, Arianne Soliven, Paweł Górnaś

Source: Applied Sciences, Vol 15, Iss 4, p 2047 (2025)

Subject Terms: herb, by-product, phytomedicine, bioactive lipophilic phytochemicals, tocols, Technology, Engineering (General). Civil engineering (General), TA1-2040, Biology (General), QH301-705.5, Physics, QC1-999, Chemistry, QD1-999

File Description: electronic resource

Relation: https://www.mdpi.com/2076-3417/15/4/2047; https://doaj.org/toc/2076-3417

Access URL: https://doaj.org/article/33268d531a8049dbb6ab0043e9501771

Characterization of Tocochromanols in Wild Hypericum perforatum Populations in Latvia

Authors: Paweł Górnaś, Inga Mišina, Ingus Perkons, Dalija Segliņa, Magdalena Czlapka-Matyasik

Source: Horticulturae, Vol 11, Iss 2, p 205 (2025)

Subject Terms: Hypericaceae, cultivation factors, phytochemicals diversity, lipophilic bioactive compound, antioxidants, tocol, Plant culture, SB1-1110

File Description: electronic resource

Relation: https://www.mdpi.com/2311-7524/11/2/205; https://doaj.org/toc/2311-7524

Access URL: https://doaj.org/article/6bbbd557b09c4328b54b0f706108a871

Rare Prenyllipids in Wild St. John’s Wort During Three Harvest Seasons

Authors: Paweł Górnaś, Aleksander Siger

Source: Molecules, Vol 30, Iss 4, p 901 (2025)

Subject Terms: RP-HPLC-FLD, hypericaceae, medical plant, aerial part, tocol, lipophilic bioactive compound, Organic chemistry, QD241-441

File Description: electronic resource

Relation: https://www.mdpi.com/1420-3049/30/4/901; https://doaj.org/toc/1420-3049

Access URL: https://doaj.org/article/f7387a1439f643b6aed051bb7afb79ca

Tocotrienols in Eleven Species of Hypericum Genus Leaves

Authors: Danija Lazdiņa, Inga Mišina, Paweł Górnaś

Source: Molecules, Vol 30, Iss 3, p 662 (2025)

Subject Terms: Guttiferaceae, St. John’s wort, herb, lipophilic bioactive compound, phytochemical, antioxidant, Organic chemistry, QD241-441

File Description: electronic resource

Relation: https://www.mdpi.com/1420-3049/30/3/662; https://doaj.org/toc/1420-3049

Access URL: https://doaj.org/article/3f62bae6167749eface1ef0f4d79fd6a

Tocochromanols in the Leaves of Plants in the Hypericum and Clusia Genera

Authors: Inga Mišina, Danija Lazdiņa, Paweł Górnaś

Source: Molecules, Vol 30, Iss 3, p 709 (2025)

Subject Terms: John’s wort, photosynthetic, herb, lipophilic bioactive compound, vitamin E, Organic chemistry, QD241-441

File Description: electronic resource

Relation: https://www.mdpi.com/1420-3049/30/3/709; https://doaj.org/toc/1420-3049

Access URL: https://doaj.org/article/a6823d36cd6a49f29216b3c0349de6f0

Evaluation of Selected Medicinal, Timber and Ornamental Legume Species’ Seed Oils as Sources of Bioactive Lipophilic Compounds

Authors: Anna Grygier, Suryakant Chakradhari, Katarzyna Ratusz, Magdalena Rudzińska, Khageshwar Singh Patel, Danija Lazdiņa, Dalija Segliņa, Paweł Górnaś

Source: Molecules, Vol 28, Iss 10, p 3994 (2023)

Subject Terms: Fabaceae, Leguminosae, phytostanol, bean, tocochromanol, Organic chemistry, QD241-441

File Description: electronic resource

Relation: https://www.mdpi.com/1420-3049/28/10/3994; https://doaj.org/toc/1420-3049

Access URL: https://doaj.org/article/40810da8f9ce4ce4a6b0647953606fed

Tocopherols in Cultivated Apple Malus sp. Seeds: Composition, Variability and Specificity

Authors: Paweł Górnaś, Gunārs Lācis, Inga Mišina, Laila Ikase

Source: Plants, Vol 12, Iss 5, p 1169 (2023)

Subject Terms: apple seeds, tocopherol homologues, geographical origin, cultivar, genotype, Botany, QK1-989

File Description: electronic resource

Relation: https://www.mdpi.com/2223-7747/12/5/1169; https://doaj.org/toc/2223-7747

Access URL: https://doaj.org/article/37379540ff774d679bbec18ae1045862

Crab Apple (Malus spp.) Seed Tocopherol Profile: Impact of Genotype, Species, Purpose and Rootstock

Authors: Paweł Górnaś, Inga Mišina, Laila Ikase

Source: Agronomy, Vol 12, Iss 11, p 2736 (2022)

Subject Terms: crab apple seeds, tocopherol homologues, species, genotype, variety, rootstock, Agriculture

File Description: electronic resource

Relation: https://www.mdpi.com/2073-4395/12/11/2736; https://doaj.org/toc/2073-4395

Access URL: https://doaj.org/article/8c0d0528a2c041b8a11e8d359662d542

Free and Esterified Tocopherols, Tocotrienols and Other Extractable and Non-Extractable Tocochromanol-Related Molecules: Compendium of Knowledge, Future Perspectives and Recommendations for Chromatographic Techniques, Tools, and Approaches Used for Tocochromanol Determination

Authors: Paweł Górnaś, Georgijs Baškirovs, Aleksander Siger

Source: Molecules, Vol 27, Iss 19, p 6560 (2022)

Subject Terms: tocopherols, tocotrienols, tocochromanols, tocols, vitamin E, LC, Organic chemistry, QD241-441

File Description: electronic resource

Relation: https://www.mdpi.com/1420-3049/27/19/6560; https://doaj.org/toc/1420-3049

Access URL: https://doaj.org/article/bef00cb078cc413c840ec612801cb584

Variation in Tocochromanols Level and Mycotoxins Content in Sweet Maize Cultivars after Inoculation with Fusarium verticillioides and F. proliferatum

Authors: Agnieszka Waśkiewicz, Małgorzata Muzolf-Panek, Łukasz Stępień, Elżbieta Czembor, Pascaline Aimee Uwineza, Paweł Górnaś, Marcin Bryła

Source: Foods, Vol 11, Iss 18, p 2781 (2022)

Subject Terms: Fusarium, sweet maize, resistance, mycotoxins, tocopherols, tocotrienols, Chemical technology, TP1-1185

File Description: electronic resource

Relation: https://www.mdpi.com/2304-8158/11/18/2781; https://doaj.org/toc/2304-8158

Access URL: https://doaj.org/article/3ad405ca904e42feb634b1f46b376018

Composition of polyphenols of asparagus spears (Asparagus officinalis) and their antioxidant potential

Authors: Joanna Kobus-Cisowska, Daria Szymanowska, Oskar Marek Szczepaniak, Anna Gramza-Michałowska, Dominik Kmiecik, Bartosz Kulczyński, Piotr Szulc, Paweł Górnaś

Source: Ciência Rural, Vol 49, Iss 4 (2019)

Subject Terms: asparagus cultivars, antioxidative activity, flavonols, phenolic acids, polyphenols, Agriculture, Agriculture (General), S1-972

File Description: electronic resource

Relation: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-84782019000400751&lng=en&tlng=en; https://doaj.org/toc/1678-4596

Access URL: https://doaj.org/article/0e98903d35aa466fb6a9063309202d0e

Rapid Separation of All Four Tocopherol Homologues in Selected Fruit Seeds via Supercritical Fluid Chromatography Using a Solid-Core C18 Column

Authors: Elise Urvaka, Inga Mišina, Arianne Soliven, Paweł Górnaś

Source: Journal of Chemistry, Vol 2019 (2019)

Subject Terms: Chemistry, QD1-999

File Description: electronic resource

Relation: https://doaj.org/toc/2090-9063; https://doaj.org/toc/2090-9071

Access URL: https://doaj.org/article/58508869819e4cf7853d13beb349d85d