Evidence map›Paper›PMID 26231054›Full record

ArticleEukaryotic cell2015

ERG2 and ERG24 Are Required for Normal Vacuolar Physiology as Well as Candida albicans Pathogenicity in a Murine Model of Disseminated but Not Vaginal Candidiasis.

Arturo Luna-Tapia, Brian M Peters, Karen E Eberle, Morgan E Kerns, Timothy P Foster, Luis Marrero, Mairi C Noverr, Paul L Fidel, Glen E Palmer

Open access · diamondAbstract read
In one paragraph

Article in Eukaryotic cell, 2015. 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
2.3field-weighted citation impact, top 12% 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, 33 citations in OpenAlex.

  1. Micafungin exposure drives multidrug resistance inbioRxiv : the preprint server for biology · 2026
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  12. Pathogens (Basel, Switzerland) · 2020
    Article
  13. The Effect of Honokiol on Ergosterol Biosynthesis and Vacuole Function inJournal of microbiology and biotechnology · 2020
    Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Loss of C-5 Sterol Desaturase Activity inAntimicrobial agents and chemotherapy · 2019
    Article
  19. Article
  20. Review
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

9 authors at 2 institutions in 1 country.

Arturo Luna-TapiaDepartment of Microbiology, Immunology and Parasitology, School of Medicine, Louisiana State University Health Sciences Center, New Orleans, Louisiana, USA Department of Clinical Pharmacy, Division of Clinical and Experimental Therapeutics, College of Pharmacy, University of Tennessee Health Sciences Center, Memphis, Tennessee, USA.
Brian M PetersDepartment of Clinical Pharmacy, Division of Clinical and Experimental Therapeutics, College of Pharmacy, University of Tennessee Health Sciences Center, Memphis, Tennessee, USA Department of Prosthodontics, School of Dentistry, LSU Health Sciences Center, New Orleans, Louisiana, USA.
Karen E EberleDepartment of Physiology, Louisiana State University Health Sciences Center, School of Medicine, New Orleans, Louisiana, USA.
Morgan E KernsDepartment of Microbiology, Immunology and Parasitology, School of Medicine, Louisiana State University Health Sciences Center, New Orleans, Louisiana, USA.
Timothy P FosterDepartment of Microbiology, Immunology and Parasitology, School of Medicine, Louisiana State University Health Sciences Center, New Orleans, Louisiana, USA.
Luis MarreroDepartment of Medicine, Louisiana State University Health Sciences Center, School of Medicine, New Orleans, Louisiana, USA.
Mairi C NoverrDepartment of Prosthodontics, School of Dentistry, LSU Health Sciences Center, New Orleans, Louisiana, USA.
Paul L FidelDepartment of Oral and Craniofacial Biology, School of Dentistry, LSU Health Sciences Center, New Orleans, Louisiana, USA.
Glen E PalmerDepartment of Microbiology, Immunology and Parasitology, School of Medicine, Louisiana State University Health Sciences Center, New Orleans, Louisiana, USA Department of Clinical Pharmacy, Division of Clinical and Experimental Therapeutics, College of Pharmacy, University of Tennessee Health Sciences Center, Memphis, Tennessee, USA gpalmer5@uthsc.edu.
Louisiana State University Health Sciences Center New Orleans · USUniversity of Tennessee Health Science Center · US

Funding

Molecular and chemical validation of the vacuole as a new antifungal targetR01AI099080 · NIAID · UNIVERSITY OF TENNESSEE HEALTH SCI CTR · PI PALMER, GLEN · 2014 to 2018
$1.9M
A New Class of Broad Spectrum Antifungal AgentsR21AI097664 · NIAID · LSU HEALTH SCIENCES CENTER · PI PALMER, GLEN · 2012 to 2013
$391k
NIAID NIH HHS R01 AI099080NIAID NIH HHS R01AI099080NIAID NIH HHS R21 AI097664NIAID NIH HHS R21AI097664
6 · The paper itself

Abstract

Several important classes of antifungal agents, including the azoles, act by blocking ergosterol biosynthesis. It was recently reported that the azoles cause massive disruption of the fungal vacuole in the prevalent human pathogen Candida albicans. This is significant because normal vacuolar function is required to support C. albicans pathogenicity. This study examined the impact of the morpholine antifungals, which inhibit later steps of ergosterol biosynthesis, on C. albicans vacuolar integrity. It was found that overexpression of either the ERG2 or ERG24 gene, encoding C-8 sterol isomerase or C-14 sterol reductase, respectively, suppressed C. albicans sensitivity to the morpholines. In addition, both erg2Δ/Δ and erg24Δ/Δ mutants were hypersensitive to the morpholines. These data are consistent with the antifungal activity of the morpholines depending upon the simultaneous inhibition of both Erg2p and Erg24p. The vacuoles within both erg2Δ/Δ and erg24Δ/Δ C. albicans strains exhibited an aberrant morphology and accumulated large quantities of the weak base quinacrine, indicating enhanced vacuolar acidification compared with that of control strains. Both erg mutants exhibited significant defects in polarized hyphal growth and were avirulent in a mouse model of disseminated candidiasis. Surprisingly, in a mouse model of vaginal candidiasis, both mutants colonized mice at high levels and induced a pathogenic response similar to that with the controls. Thus, while targeting Erg2p or Erg24p alone could provide a potentially efficacious therapy for disseminated candidiasis, it may not be an effective strategy to treat vaginal infections. The potential value of drugs targeting these enzymes as adjunctive therapies is discussed.

Indexed as

AnimalsAntifungal AgentsCandida albicansCandidiasis, InvasiveCandidiasis, VulvovaginalCathepsin ADrug Resistance, FungalErgosterolFemaleFungal ProteinsHyphaeMiceMice, Inbred BALB CMice, Inbred C57BLMicrobial Sensitivity TestsMorpholinesAntifungal AgentsCathepsin Adelta(14)-sterol reductasedelta(8)-delta(7)-sterol isomeraseErgosterolFungal ProteinsMorpholinesOxidoreductasesSteroid Isomerases

Identifiers

PMID26231054
PMCPMC4588627
OpenAlexW2257489507

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.