Results 81 to 90 of about 46,895 (288)

CGAR E CGAR-EM na análise dos constituintes químicos isolados do extrato hexanico de Sebastiania argutidens (Euphorbiaceae) HRGC and HRGC-MS in the analysis of the chemical constituents isolated from hexanic extract of Sebastiania argutidens (Euphorbiaceae)

open access: yesQuímica Nova, 2002
The fractionation column with SiO2 of the hexane extract of Sebastiania argutidens (Euphorbiaceae) yielded fractions containing hydrocarbons, carboxylic acids, sterols and pentacyclic triterpenes.
Alexsandro Branco, Moacir G. Pizzolatti
doaj   +1 more source

Crataegus oxyacantha Extract Enhances Cardiac Adaptation and Reduces Oxidative‐Inflammatory Stress in Broiler Chickens Raised at High Altitude Under Cold Stress

open access: yesVeterinary Medicine and Science, Volume 12, Issue 4, July 2026.
Crataegus oxyacantha extract at 0.4 mL/L improved cardiac function in broilers under cold stress and high altitude by increasing nitric oxide synthase gene expression, boosting nitric oxide, reducing endothelin‐1 gene expression, and lowering oxidative‐inflammatory stress, offering a natural solution to mitigate pulmonary hypertension syndrome ...
Behnam Ahmadipour   +3 more
wiley   +1 more source

Bioavailability, diestribution, adn antioxidative effects of selected triterpenes in mice

open access: yes, 2012
[[abstract]]This study analyzed the content of eight triterpenes (oleanolic acid, ursolic acid, arjunolic acid, asiatic acid, boswellic acid, corosolic acid, madecassic acid, and maslinic acid) in ten vegetables and eight fruits.
殷梅津;YIN, MEI-CHIN;蒙美津;Mong, Mei-Chin;林佳育;LIN, CY
core  

Genotoxic and mutagenic effects of triterpenes: A mini-review

open access: yes, 2017
This review sketches genotoxic and mutagenic potentials of triterpenes, which find outs some important genotoxic, mutagenic as well as non-genotoxic and non-mutagenic triterpenes. Triterpeners are the important natural products.
Muhammad Islam
core   +1 more source

DataSheet1_Effective Search of Triterpenes with Anti-HSV-1 Activity Using a Classification Model by Logistic Regression.pdf

open access: yes, 2021
Natural products are an excellent source of skeletons for medicinal seeds. Triterpenes and saponins are representative natural products that exhibit anti-herpes simplex virus type 1 (HSV-1) activity.
Keiko Ogawa (1796347)   +5 more
core   +1 more source

Phytochemical studies of the herb, Tragopogon orientalis L. (Asteraceae). 1. The components of a petroleum ether extract

open access: yesActa Societatis Botanicorum Poloniae, 2014
Hydrocarbons, aliphatic alcohols, triterpenes and sterols were shown to occur in the herb, Tragopogon orientalis L. The following were obtained in crystalline form: n-triacontan, hexacosanol, (β-amyrin and lupeol.
Tadeusz Krzaczek, Helena D. Smolarz
doaj   +1 more source

Analysis of Two New Flavonoid Glycosides From Zanha golungensis Hiern With COX Inhibition Activity: Structural Elucidation, DFT Calculations, In Vitro and Molecular Docking Assessment

open access: yesAnalytical Science Advances, Volume 7, Issue 1, June 2026.
Zanha golungensis contains phenolic compounds amongst which are two previously undescribed flavonoid glycosides as shown in this study. The constituents of this plant exhibit anti‐inflammatory activity by inhibiting cyclooxygenases (COX‐1 and COX‐2).
Jean Zeuikena   +7 more
wiley   +1 more source

Highly hydroxylated triterpenes from Salvia kronenburgii

open access: yes, 2004
The three new triterpenes (1-3) and five known triterpenes and a sterol were isolated from the acetone extract of a Turkish collection of Salvia kronenburgii.
Kingston, DGI   +4 more
core   +1 more source

Traditional Respiratory Remedies From Anatolia: Ethnobotanical Insights and Bioactive Properties

open access: yesChemistry &Biodiversity, Volume 23, Issue 6, June 2026.
ABSTRACT Respiratory disorders, ranging from acute viral infections such as influenza and bronchitis to chronic inflammatory conditions including chronic obstructive pulmonary disease, asthma, emphysema, and pneumonia, represent a major global health burden, affecting millions annually. Traditional Anatolian folk medicine has long relied on plant‐based
Golshan Zare   +5 more
wiley   +1 more source

Euphane Triterpenes from the Bark of Broussonetia papyrifera

open access: yes, 2011
Four new euphane triterpenes, (3 beta)-3-(acetyloxy)eupha-7,25-dien-24-one (1), (3 beta,24R)-3-(acetyloxy)eupha-7,25-dien-24-ol (2), (3 beta,24S)-eupha-7,25-diene-3,24-diol (3), and (3 beta,24R)-eupha-7,25-diene-3,24-diol (4) were isolated from the barks
Wang, Ming-Kui   +3 more
core  

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