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A Customizable Approach for the Enzymatic Production and Purification of Diterpenoid Natural Products
Published on: October 4, 2019
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Antiplasmodial Diterpenoids from Psiadia arguta.
Keshika Mahadeo1, Gaëtan Herbette2, Isabelle Grondin1
1Laboratoire de Chimie des Substances Naturelles et des Sciences des Aliments, Faculté des Sciences et Technologies , Université de la Réunion , 15 Avenue René Cassin, CS 92 003 , 97 744 St Denis Cedex 9 , La Réunion , France.
Journal of Natural Products
|April 4, 2019
Summary
The ethyl acetate extract of Psiadia arguta leaves demonstrated significant antiplasmodial activity against Plasmodium falciparum. Researchers isolated new diterpenoids and found known compounds also possess anti-malarial properties.
Area of Science:
- Natural Product Chemistry
- Medicinal Chemistry
- Parasitology
Background:
- Plasmodium falciparum is a major cause of malaria, necessitating the search for new antimalarial drugs.
- Natural products are a rich source of potential therapeutic compounds.
Purpose of the Study:
- To investigate the antiplasmodial activity of Psiadia arguta leaf extract.
- To isolate and characterize bioactive compounds from the extract.
Main Methods:
- In vitro antiplasmodial assays using Plasmodium falciparum (3D7 and W2 strains).
- Phytochemical analysis including isolation and characterization of compounds using NMR, HRMS, and IR spectroscopy.
Main Results:
- The ethyl acetate extract showed potent activity (IC50: 12.3-13.5 μg/mL).
- Four new diterpenoids and twelve known compounds were isolated.
- Several known labdane diterpenoids exhibited significant antiplasmodial activity (IC50: 22.2-36.6 μM).
Conclusions:
- Psiadia arguta is a promising source of antimalarial compounds.
- Diterpenoids from this plant warrant further investigation as potential anti-malarial drug leads.
