Results 81 to 90 of about 4,734 (223)

Bioactive Glucitol-Core Containing Gallotannins and other Phytochemicals from Silver Maple () Leaves

open access: yesNatural Product Communications, 2017
In the course of our group's investigation of members of the maple ( Acer ) genus, a series of glucitol-core containing gallotannins (GCGs) were isolated and identified (by NMR and HREISMS).
Abdullatif Bin Muhsinah   +4 more
doaj   +1 more source

Dropwort (Filipendula hexapetala Gilib.): potential role as antioxidant and antimicrobial agent [PDF]

open access: yes
The aim of this study was to investigate the antioxidant activity of the methanolic extracts of Filipendula hexapetala Gilib. aerial parts (FHA) and roots (FHR) and their potential in different model systems, as well as antimicrobial activity.
Boroja, Tatjana   +7 more
core   +1 more source

Effect of different drying systems for the conservation of olive leaves on their nutritive value for ruminants [PDF]

open access: yes, 1998
Leaves obtained from olive trees (Olea europaea L.) were stored under various conditions for periods up to 42 months. Duration of storage had a marked effect on crude protein digestibility of leaves when fed to sheep.
Chesson, Andrew   +4 more
core   +2 more sources

A Gallotannin from Cercidiphyllum japonicum Leaves

open access: yesJournal of the Korean Wood Science and Technology, 2015
Katsura tree (Cercidiphyllum japonicum Sieb. Et Zucc) leaves were collected, air-dried and extracted with 70% aqueous acetone, then concentrated and sequentially fractionated using n-hexane, methylene chloride (CH2Cl2), ethylacetate (EtOAc), and H2O.
Tae-Seong Lee, Young-Soo Bae
openaire   +2 more sources

Functional and Organic Foods in Enhancing the Oral and Dental Health and Hygiene—A Comprehensive Review

open access: yesFood Science &Nutrition, Volume 14, Issue 2, February 2026.
Functional and organic foods contain effective and bioactive compositions. Organic foods and foods enriched with phytochemicals provide promising oral health. Functional foods and beverages in the diet can control and treat oral illnesses ABSTRACT Maintaining oral and dental hygiene, it is significantly related to individuals' quality of life as well ...
Elahe Aleebrahim‐Dehkordi   +2 more
wiley   +1 more source

Emission of reactive oxygen species during degradation of iron gall ink [PDF]

open access: yes, 2010
Iron gall inks are characterised by high contents of acids and transition metals, promoting degradation of cellulose due to hydrolysis and oxidation, respectively. Their chemical interaction with the environment is not well understood, especially in view
Cassar, M.   +5 more
core  

How gamma-rays and electron-beam irradiation would affect the antimicrobial activity of differently processed wild mushroom extracts? [PDF]

open access: yes, 2015
Aims: The effects of irradiation (gamma-rays and electron-beams), up to 10 kGy, in the antimicrobial activity of mushroom species (Boletus edulis, Hydnum repandum, Macrolepiota procera and Russula delica) differently processed (fresh, dried, freeze ...
Alves, Maria José   +9 more
core   +2 more sources

Biological Flora of Britain and Ireland: Geranium sylvaticum*

open access: yesJournal of Ecology, Volume 114, Issue 2, February 2026.
Geranium sylvaticum is a perennial forb of upland grasslands, woodlands and riverbanks in northern Britain, with scattered native occurrences also in Wales, central England and Northern Ireland. It has an extensive native range in Europe and Asia. The species is gynodioecious, with individual plants typically female or hermaphrodite.
Markus Wagner   +6 more
wiley   +1 more source

Isolation and Characterization of Phytochemicals from Garlic Scale [PDF]

open access: yes, 2015
Garlic is a very useful bulbous plant whose bulbs have been researched and well known for its therapeutic uses. However garlic scales are less explored and their role unclear.
Yamasan, Avinash
core  

Structure of gallotannins in Paeoniae Radix.

open access: yesChemical and Pharmaceutical Bulletin, 1980
The gallotannins (polygalloylglucoses) were isolated homogeneously from Paeoniae Radix and their structures were elucidated by 13C-nuclear magnetic resonance spectroscopy.
MAKOTO NISHIZAWA   +3 more
openaire   +2 more sources

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