Results 1 to 10 of about 16,887 (217)

The method of establishing the authenticity and quality of Hypericum perforatum L. and Salvia officinalis L. [PDF]

open access: yesMethodsX, 2021
The paper presents methods for the criteria for quality control, authenticity and stability of preparations and raw materials based on Hypericum perforatum L. and Salvia officinalis L.
Zaual Temerdashev   +2 more
doaj   +2 more sources

Effects of circadian clock and light on melatonin concentration in Hypericum perforatum L. (St. John’s Wort) [PDF]

open access: yesBotanical Studies, 2020
Background Melatonin acts as a signaling hormone and entraining agent in many organisms. We studied the spatiotemporal regulation and influence of light (photoperiods, intensities, and spectral qualities) on melatonin concentration in the medicinal herb ...
Ming-Hsiu Chung, Tzu-Shing Deng
doaj   +2 more sources

Evolutionary history of Hypericum perforatum L. [PDF]

open access: yes, 2011
The genus Hypericum is a highly diverse group of about 500 species. Among the Eurasian taxa, Hypericum perforatum L. and H. maculatum Crantz are representative examples with a largely overlapping distribution area in Central Europe. As a medicinal plant and as a model plant for apomixis H. perforatum is a target of extended research.
Scheriau, Charlotte Luise
openaire   +3 more sources

A study on the effect of Hypericum perforatum L. extract on vanadium toxicity in Allium cepa L. [PDF]

open access: yesScientific Reports
The growth of industrialization growth the risk of vanadium (V) contamination. The objective of this study was to examine the impact of 200 µg L− 1 VCI3 -induced toxicity as well as the potential protective effect of 187.5 mg L− 1 and 375 mg L− 1 ...
Tuğçe Kalefetoğlu Macar, Oksal Macar
doaj   +2 more sources

The Biological Activities of Hypericum perforatum L.

open access: yesISPEC Journal of Agricultural Sciences
Representing the Hypericaceae family, Hypericum perforatum L. offers antidepressant, wound-healing, antioxidant, antiviral, and analgesic properties for burns, bruising, and edema.
Şükrü CANPOLAT   +2 more
doaj   +2 more sources

Essential Oil Composition of Seven Bulgarian Hypericum Species and Its Potential as a Biopesticide

open access: yesPlants, 2023
Hypericum species and especially H. perforatum L. are well known for their therapeutic applications. The present study assessed the essential oil (EO) composition, and antifungal and aphid suppression activity of seven Bulgarian Hypericum species.
Ivanka Semerdjieva   +8 more
doaj   +1 more source

The Influence of Phytohormones on Antioxidative and Antibacterial Activities in Callus Cultures of Hypericum perforatum L.

open access: yesAgriculture, 2023
Natural extracts of Hypericum perforatum L. are widely used in the pharmaceutical industry due to their antiviral, antioxidant, antibacterial, antidiabetic, and antidepressant activities.
Ilona Jonuškienė   +3 more
doaj   +1 more source

Chemical characterization and chemotaxonomy of Hypericum hirsutum L. 1753 from Vojvodina (Serbia) [PDF]

open access: yesZbornik Matice Srpske za Prirodne Nauke, 2016
The genus Hypericum includes over 500 widely distributed species. The main representative is St. John’s wort (Hypericum perforatum L. (1753), Hypericaceae), the only approved biological source of Hyperici herba by WHO and EMEA monographs.
Kladar Nebojša V.   +6 more
doaj   +1 more source

Metabolic profile and root development of Hypericum perforatum L. in vitro roots under stress conditions due to chitosan treatment and culture time [PDF]

open access: yes, 2016
The responses of Hypericum perforatum root cultures to chitosan elicitation had been investigated through 1H-NMR-based metabolomics associated with morpho-anatomical analyses.
Alessio eValletta   +11 more
core   +6 more sources

Electrophoretic study of seed storage proteins in the genus Hypericum L. in North of Iran

open access: yesCaryologia, 2020
In this research we studied the electrophoretic of seed storage proteins in the genus Hypericum L. from Iran. The plant samples were collected from various phytogeographical regions of Iran to study the seed storage proteins.
Parisa Mahditabar Bahnamiri   +3 more
doaj   +1 more source

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