Evidence map›Paper›PMID 20664791›Full record

ArticlePLoS pathogens2010

Activation of Akt signaling reduces the prevalence and intensity of malaria parasite infection and lifespan in Anopheles stephensi mosquitoes.

Vanessa Corby-Harris, Anna Drexler, Laurel Watkins de Jong, Yevgeniya Antonova, Nazzy Pakpour, Rolf Ziegler, Frank Ramberg, Edwin E Lewis, Jessica M Brown, Shirley Luckhart and 1 more

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in PLoS pathogens, 2010. 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 101 papers.

0numbers the graph read from it
0cells of the map it votes in
101citing papers in PubMed
6.3field-weighted citation impact, top 3% 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

101 citing papers in PubMed, 151 citations in OpenAlex.

  1. Review
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  8. History of Mosquito Transgenesis: A Perspective in Review.Methods in molecular biology (Clifton, N.J.) · 2025
    Review
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  19. Vitellogenin-2 Accumulation in the Fat Body and Hemolymph ofFrontiers in cellular and infection microbiology · 2022
    Article
  20. Article

41 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors at 2 institutions in 1 country.

Vanessa Corby-HarrisDepartment of Entomology, University of Arizona, Tucson, Arizona, United States of America.
Anna Drexler
Laurel Watkins de Jong
Yevgeniya Antonova
Nazzy Pakpour
Rolf Ziegler
Frank Ramberg
Edwin E Lewis
Jessica M Brown
Shirley Luckhart
Michael A Riehle
University of Arizona · USUniversity of California, Davis · US

Funding

POST DOCTORAL EXCELLENCE IN RESEARCH AND TEACHINGK12GM000708 · NIGMS · UNIVERSITY OF ARIZONA · PI STRAUSFELD, NICHOLAS J · 2000 to 2018
$21.5M
Systems biology approach to MAPK regulation of malaria infection in A. stephensiR01AI080799 · NIAID · UNIVERSITY OF CALIFORNIA AT DAVIS · PI LUCKHART, SHIRLEY, VODOVOTZ, YORAM · 2009 to 2013
$3.4M
Insulin, IGF and Insulin Signaling: effects on Anopheles lifespan and immunityR01AI073745 · NIAID · UNIVERSITY OF ARIZONA · PI RIEHLE, MICHAEL ALLEN · 2008 to 2012
$2.5M
NIAID NIH HHS R01 AI073745NIAID NIH HHS R01 AI080799NIAID NIH HHS R01AI080799NIGMS NIH HHS K12 GM000708PHS HHS R01A1073745
6 · The paper itself

Abstract

Malaria (Plasmodium spp.) kills nearly one million people annually and this number will likely increase as drug and insecticide resistance reduces the effectiveness of current control strategies. The most important human malaria parasite, Plasmodium falciparum, undergoes a complex developmental cycle in the mosquito that takes approximately two weeks and begins with the invasion of the mosquito midgut. Here, we demonstrate that increased Akt signaling in the mosquito midgut disrupts parasite development and concurrently reduces the duration that mosquitoes are infective to humans. Specifically, we found that increased Akt signaling in the midgut of heterozygous Anopheles stephensi reduced the number of infected mosquitoes by 60-99%. Of those mosquitoes that were infected, we observed a 75-99% reduction in parasite load. In homozygous mosquitoes with increased Akt signaling parasite infection was completely blocked. The increase in midgut-specific Akt signaling also led to an 18-20% reduction in the average mosquito lifespan. Thus, activation of Akt signaling reduced the number of infected mosquitoes, the number of malaria parasites per infected mosquito, and the duration of mosquito infectivity.

Indexed as

Host-Parasite InteractionsLife Cycle StagesAnimalsAnophelesDigestive SystemHumansMalariaPrevalenceProto-Oncogene Proteins c-aktSignal TransductionProto-Oncogene Proteins c-akt

Identifiers

PMID20664791
PMCPMC2904800
OpenAlexW4297900285

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.