Results 31 to 40 of about 423 (152)

Pressurized Hot Water Extraction and Capillary Electrophoresis for Green and Fast Analysis of Useful Metabolites in Plants

open access: yesMolecules, 2019
The search for useful compounds from plants is an important research area. Traditional screening that involves isolation and identification/quantitation is tedious, time consuming, and generates a significant amount of chemical waste.
Kurt Debruille   +2 more
doaj   +1 more source

Biotransformation of Bicyclic Sesqui- and Diterpene 1,2-dials and Their Derivatives by the Fungus,

open access: yesNatural Product Communications, 2018
Microbial biotransformation of naturally occurring pungent sesquiterpene 1,2-dials, polygodial and cinnamodial, and a diterpene 1,2-dial, sacculatal as well as their tetrahydro derivatives was carried out by using Aspergillus niger.
Yoshinori Asakawa   +2 more
doaj   +1 more source

Biopesticide Activity from Drimanic Compounds to Control Tomato Pathogens

open access: yesMolecules, 2018
Tomato crops can be affected by several infectious diseases produced by bacteria, fungi, and oomycetes. Four phytopathogens are of special concern because of the major economic losses they generate worldwide in tomato production; Clavibacter ...
Iván Montenegro   +9 more
doaj   +1 more source

The pungent substances piperine, capsaicin, 6-gingerol and polygodial inhibit the human two-pore domain potassium channels TASK-1, TASK-3 and TRESK

open access: yesFrontiers in Pharmacology, 2013
For a long time, the focus of trigeminal chemoperception has rested almost exclusively on TRP channels. However, two-pore domain (K2P) potassium channels have recently been identified as targets for substances associated with typical trigeminal ...
Leopoldo Raul Beltran   +7 more
doaj   +1 more source

Polygodial, the fungitoxic component from the Brazilian medicinal plant Polygonum punctatum

open access: yesMemorias do Instituto Oswaldo Cruz, 2001
Polygonum punctatum (Polygonaceae) is an herb known in some regions of Brazil as "erva-de-bicho" and is used to treat intestinal disorders. The dichloromethane extract of the aerial parts of this plant showed strong activity in a bioautographic assay ...
Tânia Maria de Almeida Alves   +3 more
doaj   +1 more source

Plant Preparations and Compounds with Activities against Biofilms Formed by Candida spp.

open access: yesJournal of Fungi, 2021
Fungi from the genus Candida are very important human and animal pathogens. Many strains can produce biofilms, which inhibit the activity of antifungal drugs and increase the tolerance or resistance to them as well.
Tomasz M. Karpiński   +4 more
doaj   +1 more source

Anti-Yeast Synergistic Effects and Mode of Action of Australian Native Plant Essential Oils

open access: yesApplied Sciences, 2021
Yeasts are the most common group of microorganisms responsible for spoilage of soft drinks and fruit juices due to their ability to withstand juice acidity and pasteurization temperatures and resist the action of weak-acid preservatives.
Fahad Alderees   +4 more
doaj   +1 more source

(-)-DRIMENOL – A VALUABLE STARTING COMPOUND FOR THE SYNTHESIS OF DRIMANIC SESQUITERPENOIDS [PDF]

open access: yesChemistry Journal of Moldova: General, Industrial and Ecological Chemistry, 2009
(-)-Drimenol is a relatively accessible compound, that has been and may be further used as a starting material to prepare sesquiterpenoids. The present review deals with the methods of obtaining of this compound as well as its usage.
Aculina Aricu
doaj  

From Labdanes to Drimanes. Degradation of the Side Chain of Dihydrozamoranic Acid.

open access: yesMolecules, 2004
A new route for the degradation of the saturated side chain of dihydrozamoranic acid has been devised, giving an advanced intermediate, compound 14, useful for the synthesis of insect antifeedants such as warburganal and polygodial.
Pedro M. Rocha   +3 more
doaj   +1 more source

Insecticidal and Antifeedant Activities of Malagasy Medicinal Plant (Cinnamosma sp.) Extracts and Drimane-Type Sesquiterpenes against Aedes aegypti Mosquitoes

open access: yesInsects, 2019
The overuse of insecticides with limited modes of action has led to resistance in mosquito vectors. Thus, insecticides with novel modes of action are needed.
Edna Alfaro Inocente   +8 more
doaj   +1 more source

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