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Related Experiment Video

Updated: Mar 15, 2026

Author Spotlight: Identifying Compensatory Pathways in Malaria Parasites Containing Hypomorphic Allele of Essential Protein Kinases

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Published on: November 22, 2024

Plasmodium falciparum Choline Kinase Inhibition Leads to a Major Decrease in Phosphatidylethanolamine Causing

Lucía Serrán-Aguilera¹, Helen Denton², Belén Rubio-Ruiz¹

¹Department of Pharmaceutical and Organic Chemistry, c/ Campus de Cartuja, Faculty of Pharmacy, University of Granada, Granada, Spain.

Scientific Reports

|September 13, 2016

Summary

Novel antimalarial drug candidates targeting Plasmodium falciparum choline kinase show promise. These inhibitors disrupt essential lipid synthesis, proving effective against malaria parasites in vitro and in vivo.

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CRISPR/Cas9 Gene Editing to Make Conditional Mutants of Human Malaria Parasite P. falciparum

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Published on: September 18, 2018

Area of Science:

Medicinal Chemistry
Parasitology
Biochemistry

Background:

Malaria remains a critical global health threat, exacerbated by increasing drug resistance in Plasmodium parasites.
Targeting essential parasite enzymes offers a promising strategy for developing new antimalarial therapies.

Purpose of the Study:

To elucidate the mode of action of two novel inhibitors targeting Plasmodium falciparum choline kinase.
To investigate the in vitro and in vivo efficacy of these inhibitors against malaria parasites.

Main Methods:

In vitro biochemical assays to characterize enzyme inhibition kinetics.
In vivo studies in a mouse model to assess antimalarial activity.
Analysis of lipid metabolism alterations in response to inhibitor treatment.

Main Results:

Two P. falciparum choline kinase inhibitors demonstrated distinct binding modes and inhibition mechanisms.
The compounds primarily inhibited ethanolamine kinase activity, significantly reducing phosphatidylethanolamine levels.
Effective parasite growth arrest and malaria cure were observed in vivo.

Conclusions:

The study reveals a specific mode of action for P. falciparum choline kinase inhibitors, targeting essential lipid biosynthesis.
These findings provide a strong foundation for developing next-generation antimalarials with improved efficacy and selectivity.