Evidence map›Paper›PMID 40420292›Full record

ReviewMalaria journal2025

Natural products as transmission-blocking agents against malaria: a comprehensive review of bioactive compounds and their therapeutic potential.

Patrick Valere Tsouh Fokou, Mariscal Brice Tchatat Tali, Cedric Derick Jiatsa Mbouna, Lauve Rachel Tchokouaha Yamthe, Javad Sharifi-Rad, Daniela Calina, Radha, Manoj Kumar, Jean Claude Tchouankeu, Fabrice Fekam Boyom

Abstract readReview
In one paragraph

Review in Malaria journal, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Patrick Valere Tsouh FokouDepartment of Biochemistry, Faculty of Science, University of Bamenda, 39, Bambili, Cameroon. ptsouh@gmail.com.
Mariscal Brice Tchatat TaliAntimicrobial and Biocontrol Agents Unit, Department of Biochemistry, Faculty of Science, University of Yaounde 1, Ngoa Ekelle, 812, Yaounde, Cameroon.
Cedric Derick Jiatsa MbounaAntimicrobial and Biocontrol Agents Unit, Department of Biochemistry, Faculty of Science, University of Yaounde 1, Ngoa Ekelle, 812, Yaounde, Cameroon.
Lauve Rachel Tchokouaha YamtheInstitute for Medical Research and Medicinal Plants Studies, Yaoundé, 13033, Cameroon.
Javad Sharifi-RadUniversidad Espíritu Santo, Samborondón, 092301, Ecuador. javad.sharifirad@gmail.com.
Daniela CalinaDepartment of Clinical Pharmacy, University of Medicine and Pharmacy of Craiova, 200349, Craiova, Romania. calinadaniela@gmail.com.
RadhaSchool of Biological and Environmental Sciences, Shoolini University of Biotechnology and Management Sciences, Solan, 173229, India.
Manoj KumarChemical and Biochemical Processing Division, ICAR - Central Institute for Research on Cotton Technology, Mumbai, 400019, India.
Jean Claude TchouankeuLaboratory of Natural Products and Organic Synthesis, Faculty of Science, University of Yaoundé I, P.O. Box 812, Yaoundé, Cameroon.
Fabrice Fekam BoyomAntimicrobial and Biocontrol Agents Unit, Department of Biochemistry, Faculty of Science, University of Yaounde 1, Ngoa Ekelle, 812, Yaounde, Cameroon.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Malaria eradication is hindered by the persistence of transmission stages of Plasmodium falciparum that enable parasite transfer from humans to mosquitoes. Current therapeutic strategies, such as artemisinin-based combination therapy (ACT) combined with primaquine, are insufficient due to limited efficacy on mature gametocytes and safety concerns in populations with glucose-6-phosphate dehydrogenase deficiency. This highlights the critical need for innovative, safe, and effective transmission-blocking interventions. This review explores the potential of natural sources, including medicinal plants, marine organisms, and microorganisms-as reservoirs of novel bioactive compounds with anti-malarial properties. A comprehensive literature search identified promising natural products with gametocytocidal and sporontocidal activity, validated through advanced bioassays. The review also evaluates various methodologies, such as colorimetric, microscopy, and flow cytometry assays, for assessing transmission-blocking efficacy. The findings emphasize the potent gametocytocidal effects of certain plant extracts, such as Azadirachta indica and Vernonia amygdalina, and microbial products, including ionophores and proteasome inhibitors. Despite promising in vitro and in vivo data, the transition of these compounds to clinical applications remains limited. Challenges include standardizing assays, addressing resistance to current therapies, and ensuring drug safety for endemic populations. The current review underscores the untapped potential of natural products as transmission-blocking agents and proposes a systematic, stage-specific screening cascade to identify and optimize these compounds. Addressing these gaps could significantly advance global malaria eradication efforts.

Indexed as

AntimalarialsBiological ProductsMalariaMalaria, FalciparumPlasmodium falciparumAnimalsHumansAntimalarialsBiological ProductsAntimalarial agentsBioactive compoundsGametocytocidal activityMalaria transmission-blockingPlasmodium falciparum

Identifiers

PMID40420292
PMCPMC12105229

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.