Evidence map›Paper›PMID 20384682›Full record

ArticleMolecular microbiology2010

KRE genes are required for beta-1,6-glucan synthesis, maintenance of capsule architecture and cell wall protein anchoring in Cryptococcus neoformans.

Nicole M Gilbert, Maureen J Donlin, Kimberly J Gerik, Charles A Specht, Julianne T Djordjevic, Christabel F Wilson, Tania C Sorrell, Jennifer K Lodge

Open access · bronzeAbstract read
In one paragraph

Article in Molecular microbiology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 67 papers.

0numbers the graph read from it
0cells of the map it votes in
67citing papers in PubMed
3.2field-weighted citation impact, top 8% 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

67 citing papers in PubMed, 115 citations in OpenAlex.

  1. Article
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  7. Article
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  13. Microorganisms · 2025
    Article
  14. Article
  15. Review
  16. Roles of Different Signaling Pathways inJournal of fungi (Basel, Switzerland) · 2024
    Review
  17. A fungal protein organizes both glycogen and cell wall glucans.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  18. Article
  19. Pleiotropic roles of LAMMER kinase, Lkh1 in stress responses and virulence ofFrontiers in cellular and infection microbiology · 2024
    Article
  20. Article

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

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

8 authors at 4 institutions in 3 countries.

Nicole M GilbertEdward A. Doisy Department of Biochemistry and Molecular Biology, Saint Louis University School of Medicine, Saint Louis, MO 63104, USA.
Maureen J Donlin
Kimberly J Gerik
Charles A Specht
Julianne T Djordjevic
Christabel F Wilson
Tania C Sorrell
Jennifer K Lodge
National Centre for Infectious Diseases · SGSaint Louis University · USUniversity of Massachusetts Chan Medical School · USWestmead Hospital · AU

Funding

Signal transduction in C. neoformansR01AI050184 · NIAID · WASHINGTON UNIVERSITY · PI LODGE, JENNIFER K. · 2002 to 2012
$3.7M
Chitosan in CryptococcusR01AI072195 · NIAID · WASHINGTON UNIVERSITY · PI LODGE, JENNIFER K. · 2008 to 2018
$3.5M
NIAID NIH HHS R01 AI050184NIAID NIH HHS R01 AI072195NIAID NIH HHS R01AI072195NIAID NIH HHS R01AI50184
6 · The paper itself

Abstract

The polysaccharide beta-1,6-glucan is a major component of the cell wall of Cryptococcus neoformans, but its function has not been investigated in this fungal pathogen. We have identified and characterized seven genes, belonging to the KRE family, which are putatively involved in beta-1,6-glucan synthesis. The H99 deletion mutants kre5Delta and kre6Deltaskn1Delta contained less cell wall beta-1,6-glucan, grew slowly with an aberrant morphology, were highly sensitive to environmental and chemical stress and were avirulent in a mouse inhalation model of infection. These two mutants displayed alterations in cell wall chitosan and the exopolysaccharide capsule, a primary cryptococcal virulence determinant. The cell wall content of the GPI-anchored phospholipase B1 (Plb1) enzyme, which is required for cryptococcal cell wall integrity and virulence, was reduced in kre5Delta and kre6Deltaskn1Delta. Our results indicate that KRE5, KRE6 and SKN1 are involved in beta-1,6-glucan synthesis, maintenance of cell wall integrity and retention of mannoproteins and known cryptococcal virulence factors in the cell wall of C. neoformans. This study sets the stage for future investigations into the function of this abundant cell wall polymer.

Indexed as

AnimalsArchitecturebeta-GlucansCell WallCryptococcosisCryptococcus neoformansDisease Models, AnimalFungal ProteinsGene DeletionMaintenanceMicePolysaccharidesProtein BindingSurvival AnalysisVirulencebeta-1,6-glucanbeta-GlucansFungal ProteinsPolysaccharides

Identifiers

PMID20384682
PMCPMC2969852
OpenAlexW2048678419

What OpenQuestion holds

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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.