Evidence map›Paper›PMID 25012929›Full record

ArticleScientific reports2014

Plasmodium yoelii vitamin B5 pantothenate transporter candidate is essential for parasite transmission to the mosquito.

Robert J Hart, Lauren Lawres, Emma Fritzen, Choukri Ben Mamoun, Ahmed S I Aly

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
2.9field-weighted citation impact, top 10% 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

26 citing papers in PubMed, 40 citations in OpenAlex.

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  15. How Malaria Parasites Acquire Nutrients From Their Host.Frontiers in cell and developmental biology · 2021
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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

5 authors at 2 institutions in 1 country.

Robert J Hart1] Tulane University, Department of Tropical Medicine, New Orleans, LA 70112, USA [2].
Lauren Lawres1] Tulane University, Department of Tropical Medicine, New Orleans, LA 70112, USA [2].
Emma FritzenTulane University, Department of Tropical Medicine, New Orleans, LA 70112, USA.
Choukri Ben MamounYale University School of Medicine, Section of Infectious Diseases, New Haven, CT 06520, USA.
Ahmed S I AlyTulane University, Department of Tropical Medicine, New Orleans, LA 70112, USA.
Tulane University · USYale University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In nearly all non-photosynthetic cells, pantothenate (vitamin B5) transport and utilization are prerequisites for the synthesis of the universal essential cofactor Coenzyme A (CoA). Early studies showed that human malaria parasites rely on the uptake of pantothenate across the parasite plasma membrane for survival within erythrocytes. Recently, a P. falciparum candidate pantothenate transporter (PAT) was characterized by functional complementation in yeast. These studies revealed that PfPAT mediated survival of yeast cells in low pantothenate concentrations and restored sensitivity of yeast cells lacking pantothenate uptake to fenpropimorph. In addition, PfPAT was refractory to deletion in P. falciparum in vitro, but nothing is known about the in vivo functions of PAT in Plasmodium life cycle stages. Herein, we used gene-targeting techniques to delete PAT in Plasmodium yoelii. Parasites lacking PAT displayed normal asexual and sexual blood stage development compared to wild-type (WT) and WT-like p230p(-) parasites. However, progression from the ookinete to the oocyst stage and sporozoite formation were completely abolished in pat(-) parasites. These studies provide the first evidence for an essential role of a candidate pantothenate transport in malaria transmission to Anopheles mosquitoes. This will set the stage for the development of PAT inhibitors against multiple parasite life cycle stages.

Indexed as

AnimalsAnophelesCulicidaeLife Cycle StagesMalariaOocystsPantothenic AcidParasitesPlasmodium falciparumPlasmodium yoeliiProtozoan ProteinsSporozoitesSymporterspantothenate transporterPantothenic AcidProtozoan ProteinsSymporters

Identifiers

PMID25012929
PMCPMC4092334
OpenAlexW2034490768

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.