Results 81 to 90 of about 143,305 (313)

Phytochemistry and Applications of Cinnamomum camphora Essential Oils

open access: yesMolecules, 2022
Camphor tree (Cinnamomum camphora) is an ornamental plant that has been cultivated for a long time to obtain wood or camphor. Furthermore, its essential oil can be used as an alternative medicine and is an important source of perfume.
Sang-Hwan Lee   +3 more
semanticscholar   +1 more source

Arginase from kiwifruit: properties and seasonal variation [PDF]

open access: yes, 1988
The in vitro activity of arginase (EC 3.5.3.1) was investigated in youngest-mature leaves and roots (1-3 mm diameter) of kiwifruit vines (Actinidia deliciosa var. deliciosa) during an annual growth cycle, and enzyme from root material partially purified.
Dwek, RA   +9 more
core   +2 more sources

Effect of Fruit Maturation Stage on the Chemical Composition and Antioxidant and Cytotoxic Activities of Piper nigrum Essential Oil

open access: yesFlavour and Fragrance Journal, EarlyView.
The essential oils of Piper nigrum show marked chemical and biological variation across fruit maturation stages. Ripe fruits yield oils with the strongest antioxidant and cytotoxic activities, demonstrating that maturation directly modulates volatile composition and enhances the bioactive potential of this aromatic species.
Marcio Marcelo da Siva Pessoa   +6 more
wiley   +1 more source

Scutellaria baicalensis Georgi. (Lamiaceae): a review of its traditional uses, botany, phytochemistry, pharmacology and toxicology

open access: yesThe Journal of pharmacy and pharmacology, 2019
Scutellaria baicalensis Georgi. (Lamiaceae) is a plant of the genus Lamiaceae, and its root is the main part used as a medicine. In China, Scutellaria baicalensis is still an important traditional Chinese medicine with the functions of clearing away heat
Tiantian Zhao   +6 more
semanticscholar   +1 more source

Cassane diterpenoids from lonchocarpus laxiflorus [PDF]

open access: yes, 2008
This article examines cassane diterpenoids from lonchocarpus ...
Gray, A.I.   +4 more
core  

De novo formation of an aggregation pheromone precursor by an isoprenyl diphosphate synthase-related terpene synthase in the harlequin bug. [PDF]

open access: yes, 2018
Insects use a diverse array of specialized terpene metabolites as pheromones in intraspecific interactions. In contrast to plants and microbes, which employ enzymes called terpene synthases (TPSs) to synthesize terpene metabolites, limited information ...
Ghosh, Saikat Kumar B   +17 more
core   +3 more sources

Olive‐derived bioactive combinations: synergistic angiotensin‐I‐converting enzyme (ACE) inhibition and distinct mechanisms of triterpenic acids and phenolics

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Cardiovascular diseases, largely driven by hypertension, remain the leading cause of mortality worldwide. Angiotensin‐I‐converting enzyme (ACE) inhibition is a well‐established therapeutic approach; however, synthetic inhibitors are frequently associated with adverse effects.
Fátima Rubio‐Senent   +5 more
wiley   +1 more source

Assessment of major centelloside ratios in Centella asiatica accessions grown under identical ecological conditions, bioconversion clues and identification of elite lines

open access: yesScientific Reports, 2022
Centellosides viz., asiatic acid, madecassic acid, asiaticoside, madecassoside, are the major bioactive molecules in Centella asiatica. In this study madecassic acid:asiatic acid, madecassoside:asiaticoside (C6-hydroxylation versus non-hydroxylation) and
Renju Kunjumon   +3 more
doaj   +1 more source

Exploration of the Phytochemical and Antidiabetic Properties of Teucrium polium: A Natural Asset for Type 2 Diabetes Management

open access: yesChemistryOpen, EarlyView.
Teucrium polium shows antidiabetic activity with its phytochemical composition and biological activities. The essential oil is rich in carvacrol, thymol, γ‐terpinene, and o‐cymene, while the aqueous and hydroethanolic extracts are characterized by poliumoside, verbascoside, isorhamnetin‐3‐O‐rutinoside, and apigenin‐7‐rutinoside. Antioxidant activity is
Hajar El Ouadni   +10 more
wiley   +1 more source

Phytochemistry

open access: yes, 2005
St. John's Wort (Hypericum perforatum) is a member of the Hypericaceae family. The genus Hypericum contains around 400 species divided in 30 subgroups that are spread throughout temperate and tropical areas worldwide. More than 70 species have been investigated from a phytochemical viewpoint. H.
Hostettmann, Kurt, Wolfender, Jean-Luc
openaire   +2 more sources

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