Evidence map›Paper›PMID 26160384›Full record

ArticleParasites & vectors2015

Identifying avian malaria vectors: sampling methods influence outcomes.

Jenny S Carlson, Erika Walther, Rebecca TroutFryxell, Sarah Staley, Lisa A Tell, Ravinder N M Sehgal, Christopher M Barker, Anthony J Cornel

Open access · goldAbstract read
In one paragraph

Article in Parasites & vectors, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
2.8field-weighted citation impact, top 11% of its field
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

15 citing papers in PubMed, 38 citations in OpenAlex.

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  15. Manifold habitat effects on the prevalence and diversity of avian blood parasites.International journal for parasitology. Parasites and wildlife · 2015
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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

8 authors at 3 institutions in 1 country.

Jenny S CarlsonDepartment of Entomology, University of California, Davis, CA, USA. jennysaracarlson@gmail.com.
Erika WaltherDepartment of Biology, San Francisco State University, San Francisco, CA, USA. mocker21@gmail.com.
Rebecca TroutFryxellDepartment of Entomology and Plant Pathology, The University of Tennessee, Knoxville, TN, USA. RFryxell@utk.edu.
Sarah StaleyDepartment of Entomology, University of California, Davis, CA, USA. zagal92@gmail.com.
Lisa A TellDepartment of Medicine and Epidemiology, University of California, Davis, CA, USA. latell@ucdavis.edu.
Ravinder N M SehgalDepartment of Biology, San Francisco State University, San Francisco, CA, USA. sehgal@sfsu.edu.
Christopher M BarkerDepartment of Pathology, Microbiology, and Immunology, University of California, Davis, CA, USA. cmbarker@ucdavis.edu.
Anthony J CornelDepartment of Entomology, University of California, Davis, CA, USA. ajcornel@ucanr.edu.
University of California, Davis · USSan Francisco State University · USUniversity of Tennessee at Knoxville · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe role of vectors in the transmission of avian malaria parasites is currently understudied. Many studies that investigate parasite-vector relationships use limited trapping techniques and/or identify potential competent vectors in the field in such ways that cannot distinguish between an infected or infectious vector. Without the use of multiple trapping techniques that address the specific biology of diverse mosquito species, and without looking at the infection status of individual mosquitoes, it is not possible to make dependable conclusions on the role of mosquitoes in the transmission of avian malaria parasites.

methodsWe conducted two years of mosquito collections at a riparian preserve in California where a wide diversity of species were collected with multiple trap types. We hypothesized that competent mosquito species can influence the distribution and diversity of avian malaria parasites by acting as a compatibility filter for specific Plasmodium species. To determine the infection status of all individual mosquitoes for Plasmodium species/lineages, amplification within the cytochrome b gene was carried out on over 3000 individual mosquito thoraxes, and for those that tested positive we then repeated the same process for abdomens and salivary glands.

resultsOur data show heterogeneity in the transmissibility of Plasmodium among ornithophillic mosquito species. More specifically, Culex stigmatosoma appears to not be a vector of Plasmodium homopolare, a parasite that is prevalent in the avian population, but is a vector of multiple other Plasmodium species/lineages.

conclusionsOur results suggest that conclusions made on the role of vectors from studies that do not use different mosquito trapping methods should be re-evaluated with caution, as we documented the potential for trapping biases, which may cause studies to miss important roles of specific mosquito species in the transmission of avian malaria. Moreover, we document heterogeneity in the transmission of Plasmodium spp. by mosquitoes can influence Plasmodium diversity and prevalence in specific locations to Plasmodium-vector incompatibilities.

Indexed as

AnimalsBirdsCulicidaeFemaleInsect VectorsMalaria, AvianMaleMolecular Sequence DataPhylogenyPlasmodium

Identifiers

PMID26160384
PMCPMC4702297
OpenAlexW1818087270

What OpenQuestion holds

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LicenceCC BY
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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.