Evidence map›Paper›PMID 10585859›Full record

ArticleThe Biochemical journal1999

Biosynthesis of glycosylphosphatidylinositols of Plasmodium falciparum in a cell-free incubation system: inositol acylation is needed for mannosylation of glycosylphosphatidylinositols.

P Gerold, N Jung, N Azzouz, N Freiberg, S Kobe, R T Schwarz

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In one paragraph

Article in The Biochemical journal, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
2.1field-weighted citation impact, top 14% 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

9 citing papers in PubMed, 36 citations in OpenAlex.

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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

6 authors at 1 institution in 1 country.

P GeroldMedizinisches Zentrum für Hygiene und Medizinisches Mikrobiologie, Philipps-Universität, Robert-Koch Strasse 17, D-35037 Marburg, Germany. gerold@mailer.uni-marburg.de
N Jung
N Azzouz
N Freiberg
S Kobe
R T Schwarz
Philipps University of Marburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The structures of glycosylphosphatidylinositols (GPIs) in Plasmodium have been described [Gerold, Schuppert and Schwarz (1994) J. Biol. Chem. 269, 2597-2606]. A detailed understanding of GPI synthesis in Plasmodium is a prerequisite for identifying differences present in biosynthetic pathways of parasites and host cells. A comparison of the biosynthetic pathway of GPIs has revealed differences between mammalian cells and parasitic protozoans. A cell-free incubation system prepared from asexual erythrocytic stages of Plasmodium falciparum, the causative agent of malaria in humans, is capable of synthesizing the same spectrum of GPIs as that found in metabolically labelled parasites. The formation of mannosylated GPIs in the cell-free system is shown to be inhibited by GTP and, unexpectedly, micromolar concentrations of GDP-Man. Lower concentrations of GDP-Man affect the spectrum of GPIs synthesized. The inositol ring of GPIs of P. falciparum is modified by an acyl group. The preferred donor of this fatty acid at the inositol ring is myristoyl-CoA. Inositol acylation has to precede the mannosylation of GPIs because, in the absence of acyl-CoA or CoA, mannosylated GPIs were not detected. Inositol myristoylation is a unique feature of plasmodial GPIs and thus might provide a potential target for drug therapy.

Indexed as

AcetylglucosamineAcylationAcyl Coenzyme AAnimalsCell-Free SystemChromatography, High Pressure LiquidChromatography, Thin LayerCoenzyme AGlycolipidsGlycosylphosphatidylinositolsGuanosine Diphosphate MannoseInositolMannosidesMembrane LipidsPhosphatidylinositolsPlasmodium falciparumAcetylglucosamineAcyl Coenzyme ACoenzyme AGlycolipidsGlycosylphosphatidylinositolsGuanosine Diphosphate MannoseInositolMannosidesMembrane LipidsPhosphatidylinositolsS-tetradecanoyl-coenzyme A

Identifiers

PMID10585859
PMCPMC1220694
OpenAlexW2037395886

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.