Evidence map›Paper›PMID 18509474›Full record

ArticlePLoS neglected tropical diseases2008

High levels of genetic differentiation between Ugandan Glossina fuscipes fuscipes populations separated by Lake Kyoga.

Patrick P Abila, Michel A Slotman, Aristeidis Parmakelis, Kirstin B Dion, Alan S Robinson, Vincent B Muwanika, John C K Enyaru, Loyce M A Okedi, Loyce M Lokedi, Serap Aksoy and 1 more

Erratum issuedAbstract read
In one paragraph

Article in PLoS neglected tropical diseases, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing 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

26 citing papers in PubMed.

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4 · The record

Corrections and comments

  • Erratum issued
    Lokedi, Loyce M [corrected to Okedi, Loyce M A]
5 · Who and what money

Authors and funding

11 authors.

Patrick P AbilaNational Livestock Resources Research Institute, Tororo, Uganda.
Michel A Slotman
Aristeidis Parmakelis
Kirstin B Dion
Alan S Robinson
Vincent B Muwanika
John C K Enyaru
Loyce M A Okedi
Loyce M Lokedi
Serap Aksoy
Adalgisa Caccone

Funding

Evolutionary Genetics of Tsetse and Its SymbiontsR01AI068932 · NIAID · YALE UNIVERSITY · PI AKSOY, SERAP, CACCONE, ADALGISA · 2008 to 2018
$7.0M
Tsetse Transmitted African TrypanosomiasisD43TW007391 · FIC · YALE UNIVERSITY · PI AKSOY, SERAP · 2008 to 2017
$1.8M
Factors In Emergence of New Sleeping Sickness Foci In UgandaR03TW008755 · FIC · YALE UNIVERSITY · PI AKSOY, SERAP · 2011 to 2013
$172k
FIC NIH HHS D43 TW007391FIC NIH HHS R03 TW008755NIAID NIH HHS AI068932NIAID NIH HHS R01 AI068932
6 · The paper itself

Abstract

backgroundGlossina fuscipes fuscipes is the major vector of human African trypanosomiasis, commonly referred to as sleeping sickness, in Uganda. In western and eastern Africa, the disease has distinct clinical manifestations and is caused by two different parasites: Trypanosoma brucei rhodesiense and T. b. gambiense. Uganda is exceptional in that it harbors both parasites, which are separated by a narrow 160-km belt. This separation is puzzling considering there are no restrictions on the movement of people and animals across this region. METHODOLOGY AND

resultsWe investigated whether genetic heterogeneity of G. f. fuscipes vector populations can provide an explanation for this disjunct distribution of the Trypanosoma parasites. Therefore, we examined genetic structuring of G. f. fuscipes populations across Uganda using newly developed microsatellite markers, as well as mtDNA. Our data show that G. f. fuscipes populations are highly structured, with two clearly defined clusters that are separated by Lake Kyoga, located in central Uganda. Interestingly, we did not find a correlation between genetic heterogeneity and the type of Trypanosoma parasite transmitted.

conclusionsThe lack of a correlation between genetic structuring of G. f. fuscipes populations and the distribution of T. b. gambiense and T. b. rhodesiense indicates that it is unlikely that genetic heterogeneity of G. f. fuscipes populations explains the disjunct distribution of the parasites. These results have important epidemiological implications, suggesting that a fusion of the two disease distributions is unlikely to be prevented by an incompatibility between vector populations and parasite.

Indexed as

AnimalsDNA, MitochondrialGenetics, PopulationGenetic VariationHumansInsect VectorsMicrosatellite RepeatsTrypanosomiasis, AfricanTsetse FliesUgandaDNA, Mitochondrial

Identifiers

PMID18509474
PMCPMC2386243

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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.