Evidence map›Paper›PMID 24681535›Full record

ArticleNature chemical biology2014

Amphotericin forms an extramembranous and fungicidal sterol sponge.

Thomas M Anderson, Mary C Clay, Alexander G Cioffi, Katrina A Diaz, Grant S Hisao, Marcus D Tuttle, Andrew J Nieuwkoop, Gemma Comellas, Nashrah Maryum, Shu Wang and 5 more

Registry-linked trialOpen access · greenAbstract read
In one paragraph

Article in Nature chemical biology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07215273 (A Phase 2, Multicenter, Randomized, Double-blind Study of Safety and Efficacy of EL219), which is not on this map. Cited by 286 papers.

0numbers the graph read from it
0cells of the map it votes in
286citing papers in PubMed
19.8field-weighted citation impact, top 1% 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.

NCT07215273 phase2recruitingnot on this mapstarted 2026, after this paper: background citation

A Phase 2, Multicenter, Randomized, Double-blind Study of Safety and Efficacy of EL219 (Turletricin) Versus Liposomal Amphotericin B or Voriconazole for Early Antifungal Therapy of Invasive Mould Infections (TREAT-1)

TypeinterventionalSponsorElion Therapeutics, Inc.Ran2026 to 2026Enrolled60ConditionsInvasive Mould InfectionArmsEL219, Active Comparator- IV Antifungal (LAmB or voriconazole)
3 · Its place in the literature

Who cites it

286 citing papers in PubMed, 499 citations in OpenAlex.

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

15 authors at 2 institutions in 1 country.

Thomas M Anderson1] Department of Chemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA. [2].
Mary C Clay1] Department of Chemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA. [2].
Alexander G CioffiDepartment of Biochemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
Katrina A DiazDepartment of Biochemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
Grant S HisaoDepartment of Chemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
Marcus D TuttleDepartment of Chemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
Andrew J NieuwkoopDepartment of Chemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
Gemma ComellasCenter for Biophysics and Computational Biology, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
Nashrah MaryumDepartment of Chemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
Shu Wang1] Department of Chemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA. [2] Howard Hughes Medical Institute, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
Brice E UnoDepartment of Chemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
Erin L WildemanDepartment of Biochemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
Tamir GonenHoward Hughes Medical Institute, Janelia Farm Research Campus, Ashburn, Virginia, USA.
Chad M Rienstra1] Department of Chemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA. [2] Department of Biochemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA. [3] Center for Biophysics and Computational Biology, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
Martin D Burke1] Department of Chemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA. [2] Department of Biochemistry, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA. [3] Howard Hughes Medical Institute, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
University of Illinois Urbana-Champaign · USHoward Hughes Medical Institute · US

Funding

Synthesis and Study of Amphotericin B DerivativesR01GM080436 · NIGMS · UNIVERSITY OF ILLINOIS AT URBANA-CHAMPAIGN · PI BURKE, MARTIN D · 2007 to 2016
$3.2M
UV, CD, and NMR studies of Amphotericin B in nanoscale discoidal lipid bilayersF30DK081272 · NIDDK · UNIVERSITY OF ILLINOIS AT URBANA-CHAMPAIGN · PI ANDERSON, THOMAS MICHAEL · 2008 to 2013
$278k
Howard Hughes Medical InstituteNIDDK NIH HHS F30 DK081272NIDDK NIH HHS F30DK081272NIGMS NIH HHS R01 GM080436NIGMS NIH HHS R01GM080436
6 · The paper itself

Abstract

For over 50 years, amphotericin has remained the powerful but highly toxic last line of defense in treating life-threatening fungal infections in humans with minimal development of microbial resistance. Understanding how this small molecule kills yeast is thus critical for guiding development of derivatives with an improved therapeutic index and other resistance-refractory antimicrobial agents. In the widely accepted ion channel model for its mechanism of cytocidal action, amphotericin forms aggregates inside lipid bilayers that permeabilize and kill cells. In contrast, we report that amphotericin exists primarily in the form of large, extramembranous aggregates that kill yeast by extracting ergosterol from lipid bilayers. These findings reveal that extraction of a polyfunctional lipid underlies the resistance-refractory antimicrobial action of amphotericin and suggests a roadmap for separating its cytocidal and membrane-permeabilizing activities. This new mechanistic understanding is also guiding development of what are to our knowledge the first derivatives of amphotericin that kill yeast but not human cells.

Indexed as

Amphotericin BAntifungal AgentsLipid BilayersMagnetic Resonance SpectroscopyPermeabilitySterolsAmphotericin BAntifungal AgentsLipid BilayersSterols

Identifiers

PMID24681535
PMCPMC3992202
OpenAlexW2139472183

What OpenQuestion holds

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Registered trials

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.