Evidence map›Paper›PMID 25894322›Full record

ArticlePloS one2015

Identification of Selective Inhibitors of the Plasmodium falciparum Hexose Transporter PfHT by Screening Focused Libraries of Anti-Malarial Compounds.

Diana Ortiz, W Armand Guiguemde, Alex Johnson, Carolyn Elya, Johanna Anderson, Julie Clark, Michele Connelly, Lei Yang, Jaeki Min, Yuko Sato and 2 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
5.3field-weighted citation impact, top 5% 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

19 citing papers in PubMed, 29 citations in OpenAlex.

  1. Selective targeting ofAntimicrobial agents and chemotherapy · 2026
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  8. A new chemotype with promise against Trypanosoma cruzi.Bioorganic & medicinal chemistry letters · 2020
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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

12 authors at 2 institutions in 1 country.

Diana OrtizDepartment of Molecular Microbiology & Immunology, Oregon Health & Science University, Portland, OR, United States of America.
W Armand GuiguemdeDepartment of Chemical Biology & Therapeutics, St. Jude Children's Research Hospital, Memphis, TN, United States of America.
Alex JohnsonDepartment of Molecular Microbiology & Immunology, Oregon Health & Science University, Portland, OR, United States of America.
Carolyn ElyaDepartment of Molecular Microbiology & Immunology, Oregon Health & Science University, Portland, OR, United States of America.
Johanna AndersonDepartment of Molecular Microbiology & Immunology, Oregon Health & Science University, Portland, OR, United States of America.
Julie ClarkDepartment of Chemical Biology & Therapeutics, St. Jude Children's Research Hospital, Memphis, TN, United States of America.
Michele ConnellyDepartment of Chemical Biology & Therapeutics, St. Jude Children's Research Hospital, Memphis, TN, United States of America.
Lei YangDepartment of Chemical Biology & Therapeutics, St. Jude Children's Research Hospital, Memphis, TN, United States of America.
Jaeki MinDepartment of Chemical Biology & Therapeutics, St. Jude Children's Research Hospital, Memphis, TN, United States of America.
Yuko SatoDepartment of Molecular Microbiology & Immunology, Oregon Health & Science University, Portland, OR, United States of America.
R Kiplin GuyDepartment of Chemical Biology & Therapeutics, St. Jude Children's Research Hospital, Memphis, TN, United States of America.
Scott M LandfearDepartment of Molecular Microbiology & Immunology, Oregon Health & Science University, Portland, OR, United States of America.
Oregon Health & Science University · USSt. Jude Children's Research Hospital · US

Funding

OREGON CLINICAL AND TRANSLATIONAL SCIENCE INSTITUTEUL1RR024140 · NCRR · OREGON HEALTH & SCIENCE UNIVERSITY · PI ORWOLL, ERIC S. · 2006 to 2011
$61.1M
Development of Assay for High Throughput Screen of Parasite Glucose TransporterR01AI079092 · NIAID · OREGON HEALTH & SCIENCE UNIVERSITY · PI LANDFEAR, SCOTT M · 2008 to 2010
$653k
NCRR NIH HHS 5 UL1 RR024140 05NCRR NIH HHS UL1 RR024140NIAID NIH HHS 1 R01 AI079092NIAID NIH HHS R01 AI079092
6 · The paper itself

Abstract

Development of resistance against current antimalarial drugs necessitates the search for novel drugs that interact with different targets and have distinct mechanisms of action. Malaria parasites depend upon high levels of glucose uptake followed by inefficient metabolic utilization via the glycolytic pathway, and the Plasmodium falciparum hexose transporter PfHT, which mediates uptake of glucose, has thus been recognized as a promising drug target. This transporter is highly divergent from mammalian hexose transporters, and it appears to be a permease that is essential for parasite viability in intra-erythrocytic, mosquito, and liver stages of the parasite life cycle. An assay was developed that is appropriate for high throughput screening against PfHT based upon heterologous expression of PfHT in Leishmania mexicana parasites that are null mutants for their endogenous hexose transporters. Screening of two focused libraries of antimalarial compounds identified two such compounds that are high potency selective inhibitors of PfHT compared to human GLUT1. Additionally, 7 other compounds were identified that are lower potency and lower specificity PfHT inhibitors but might nonetheless serve as starting points for identification of analogs with more selective properties. These results further support the potential of PfHT as a novel drug target.

Indexed as

AnimalsAntimalarialsCell ProliferationErythrocytesGlucoseGlucose Transporter Type 1High-Throughput Screening AssaysHumansKineticsMaleMiceMonosaccharide Transport ProteinsParasitesPlasmodium falciparumProtozoan ProteinsAntimalarialsGlucoseGlucose Transporter Type 1Monosaccharide Transport ProteinsProtozoan Proteins

Identifiers

PMID25894322
PMCPMC4404333
OpenAlexW2091152131

What OpenQuestion holds

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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.