Evidence map›Paper›PMID 15710888›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2005

Tetracycline analogue-regulated transgene expression in Plasmodium falciparum blood stages using Toxoplasma gondii transactivators.

Markus Meissner, Efrosinia Krejany, Paul R Gilson, Tania F de Koning-Ward, Dominique Soldati, Brendan S Crabb

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
11.4field-weighted citation impact, top 1% 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

40 citing papers in PubMed, 106 citations in OpenAlex.

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  13. Advances in molecular genetic systems in malaria.Nature reviews. Microbiology · 2015
    Review
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  20. Gene selective mRNA cleavage inhibits the development of Plasmodium falciparum.Proceedings of the National Academy of Sciences of the United States of America · 2012
    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

6 authors at 3 institutions in 2 countries.

Markus MeissnerThe Walter and Eliza Hall Institute of Medical Research, 1G Royal Parade, Parkville VIC 3050, Australia.
Efrosinia Krejany
Paul R Gilson
Tania F de Koning-Ward
Dominique Soldati
Brendan S Crabb
University Hospital Heidelberg · DEWalter and Eliza Hall Institute of Medical Research · AUHeidelberg University · DE

Funding

Wellcome Trust
6 · The paper itself

Abstract

Genetic manipulation has revolutionized research in the Apicomplexan parasite Plasmodium falciparum, the most important causative agent of malaria. However, to date no techniques have been established that allow modifications that are deleterious to blood-stage growth, such as the disruption of essential genes or the expression of dominant-negative transgenes. The recent establishment of a screen for functional transactivators in the related parasite Toxoplasma gondii prompted us to identify transactivators in T. gondii and to examine their functionality in P. falciparum. Tetracycline-responsive minimal promoters were generated based on the characterized P. falciparum calmodulin promoter and used to assess transactivators in P. falciparum. We demonstrate that artificial tetracycline-regulated transactivators isolated in T. gondii are also functional in P. falciparum. By using the tetracycline analogue anhydrotetracycline, efficient, stage-specific gene regulation was achieved in P. falciparum. This regulatable expression technology has clear potential for the study of essential gene function in P. falciparum blood stages. On the other hand, the identified transactivators are not functional in mammalian cells, consistent with the fundamental differences in the mechanism of gene regulation between Apicomplexan parasites and their human hosts.

Indexed as

TransgenesAmino Acid SequenceAnimalsErythrocytesGene Expression RegulationMolecular Sequence DataPlasmodium falciparumTetracyclinesToxoplasmaTrans-ActivatorsTetracyclinesTrans-Activators

Identifiers

PMID15710888
PMCPMC548799
OpenAlexW1987902824

What OpenQuestion holds

Textmetadata
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.