Results 61 to 70 of about 1,539 (210)

Ugandenial A, a New Drimane-type Sesquiterpenoid from Warburgia ugandensis

open access: yesMolecules, 2009
One new drimane-type sesquiterpenoid, named ugandenial A (1), was isolated from the ethyl acetate extract of the bark of Warburgia ugandensis (Canellaceae) together with eight known drimane-type sesquiterpenoids: 11α-hydroxycinnamosmolide (2 ...
Vincent Dumontet   +7 more
doaj   +1 more source

In vitro evaluation of new terpenoid derivatives against Leishmania infantum and Leishmania braziliensis. [PDF]

open access: yes
The activity of five (1-5) abietane phenol derivatives against Leishmania infantum and Leishmania braziliensis was studied using promastigotes and axenic and intracellular amastigotes.
Alvarez-Manzaneda, Enrique   +9 more
core   +1 more source

Volatile Terpenoids from Water Pepper (Polygonum punctatum) Against Pseudomonas aeruginosa and Staphylococcus aureus Virulence Strategies [PDF]

open access: yes, 2014
Polygonum punctatum Elliot (water pepper) is a pungent herb ancestrally employed as a disinfectant in traditional medicine by Toba Indians of the north-eastern region of Argentina and also commonly used as spice in Japanese cuisine.
Arena, Mario Eduardo   +4 more
core   +1 more source

The Concise Guide to PHARMACOLOGY 2025/26: Ion channels

open access: yesBritish Journal of Pharmacology, Volume 182, Issue S1, Page S152-S241, December 2025.
The Concise Guide to Pharmacology 2025/26 marks the seventh edition in this series of biennial publications in the British Journal of Pharmacology. Presented in landscape format, the guide provides a comparative overview of the pharmacology of drug target families. The concise nature of the Concise Guide refers to the style of presentation, being clear,
Stephen P. H. Alexander   +86 more
wiley   +1 more source

Comparative Study on the Larvicidal Activity of Drimane Sesquiterpenes and Nordrimane Compounds against Drosophila melanogaster til-til

open access: yesMolecules, 2013
Natural compounds from Drimys winteri Forst and derivatives exhibited larvicidal effects against Drosophila melanogaster til-til. The most active compound was isodrimenin (4). The highest lethal concentration to the larvae of D.
Mauricio Cuellar   +7 more
doaj   +1 more source

Theme Issue Honoring Prof. Dr. Ludger Wessjohann’s 60th Birthday: Natural Products in Modern Drug Discovery [PDF]

open access: yes, 2022
Nature continuously produces biologically useful molecules and provides humankind with life-saving drugs or therapies. Natural products (NPs) offer a vast, unique and fascinating chemical diversity and these molecules have evolved for optimal ...

core   +1 more source

Ethnomedicinal Uses, Phytochemistry, Pharmacological Activities, and Toxicology of the Subfamily Gomphrenoideae (Amaranthaceae): A Comprehensive Review

open access: yesChemistry &Biodiversity, Volume 22, Issue 9, September 2025.
ABSTRACT The subfamily Gomphrenoideae is composed of about 480 accepted species, many of which have been historically used as medicinal plants, reason why they have been studied in terms of chemical profile, biological activity, and safety. This review consolidates the advances in research on this subfamily over the past 47 years, emphasizing its ...
Dayanna Isabel Araque Gelves   +3 more
wiley   +1 more source

Signaling defenses with color: a meta‐analysis of leaf color variation, palatability, and herbivore damage

open access: yesNew Phytologist, Volume 247, Issue 2, Page 884-896, July 2025.
Summary We investigated the impact of leaf color variation on herbivory, testing current hypotheses indicating that leaf color could influence herbivory through bottom‐up control (by signaling leaf quality and defenses) or top‐down control (by attracting predators).
Tatiana Cornelissen   +5 more
wiley   +1 more source

Screening of Bacterial Quorum Sensing Inhibitors in a Vibrio fischeri LuxR-Based Synthetic Fluorescent E. coli Biosensor

open access: yesPharmaceuticals, 2020
A library of 23 pure compounds of varying structural and chemical characteristics was screened for their quorum sensing (QS) inhibition activity using a synthetic fluorescent Escherichia coli biosensor that incorporates a modified version of lux regulon ...
Xiaofei Qin   +4 more
doaj   +1 more source

In vitro antifungal effect of herbal mixture (Nigella sativa, Foeniculum vulgare and Camellia sinensis) against Candida species isolated from denture wearers [PDF]

open access: yes, 2017
Introduction: Due to antimicrobial and dental plaque control activities, herbal mouthwashes lead to an improvement in oral health. Although chemical mouthwashes have demonstrated the greatest antimicrobial and anti-inflammatory effects, their usage has ...
Akbari, Abdollah.   +5 more
core   +1 more source

Home - About - Disclaimer - Privacy