Evidence map›Paper›PMID 41832282›Full record

ArticleScientific reports2026

Evaluating repellence properties of a catnip essential oil-based mosquito repellent using the human landing catch method in Eastern Uganda.

Charles Batume, Isaac Ssegujja, Grace Kongai, Brenda Ayebare, Richard A Ludlow, Lorenz K Fuchs, Sarah Mutaka Logose, John Ssebaale, Peter Randerson, Ivan M Mukisa and 2 more

Abstract read
In one paragraph

Article in Scientific reports, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing 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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

12 authors.

Charles BatumeDepartment of Entomology, Uganda Virus Research Institute (UVRI), Entebbe, Uganda.
Isaac SsegujjaDepartment of Entomology, Uganda Virus Research Institute (UVRI), Entebbe, Uganda.
Grace KongaiUganda Industrial Research Institute, Kampala, Uganda.
Brenda AyebareUganda Industrial Research Institute, Kampala, Uganda.
Richard A LudlowSchool of Biosciences, Cardiff University, cardiff, UK.
Lorenz K FuchsSchool of Biosciences, Cardiff University, cardiff, UK.
Sarah Mutaka LogoseCEMPOP Uganda, Ltd, Kampala, Uganda.
John SsebaaleCEMPOP Uganda, Ltd, Kampala, Uganda.
Peter RandersonSchool of Biosciences, Cardiff University, cardiff, UK.
Ivan M MukisaDepartment of Food Technology and Nutrition, Makerere University, Kampala, Uganda.
John A PickettSchool of Chemistry, Cardiff University, cardiff, UK.
Simon ScofieldSchool of Biosciences, Cardiff University, cardiff, UK. ScofieldS@cardiff.ac.uk.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mosquitoes (Diperta: Culidae) act as vectors for several diseases, including malaria, dengue fever and yellow fever. Mosquito repellents represent one of the primary measures used to reduce the risk of these diseases in humans by reducing mosquito landing and biting events. Nepetalactone, a natural insect repellent primarily found in the essential oil of catnip (Lamiaceae; Nepeta cataria), has established mosquito repellence properties, but has not been widely exploited as a mosquito repellent in malaria-endemic regions such as Sub-Saharan Africa. Here, we evaluated the potential of a locally produced lotion containing catnip essential oil (comprising > 92% nepetalactone) for use as a mosquito repellent in Eastern Uganda. Using the human landing catch method in field trials, we analysed the effectiveness of a lotion containing 2% or 6% catnip oil at repelling mosquitoes compared to a lotion lacking catnip essential oil as a negative control and to a commercial repellent containing 15% DEET as a positive control. We found that lotions containing both concentrations of catnip essential oil were highly effective at preventing mosquito landing, with 6% catnip oil performing as well as 15% DEET. Our findings suggest that nepetalactone could be used as a natural, locally sourced and effective alternative to synthetic commercial mosquito repellents, thereby representing a viable import substitution option for protection against mosquito-borne diseases.

Indexed as

CulicidaeInsect RepellentsMosquito ControlNepetaOils, VolatileAnimalsCyclopentane MonoterpenesDEETFemaleHumansPyronesUgandaCyclopentane MonoterpenesDEETInsect RepellentsnepetalactoneOils, VolatilePyronesCatmintCatnipDEETHuman landing catch methodInsect repellentMosquitoNepetalactone

Identifiers

PMID41832282
PMCPMC13106807

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Registered trials

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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.