Evidence map›Paper›PMID 21780810›Full record

ArticleJournal of the American Chemical Society2011

Structure and dynamics of highly PEG-ylated sterically stabilized micelles in aqueous media.

Lela Vuković, Fatima A Khatib, Stephanie P Drake, Antonett Madriaga, Kenneth S Brandenburg, Petr Král, Hayat Onyuksel

Registry-linked trialAbstract read
In one paragraph

Article in Journal of the American Chemical Society, 2011. 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 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
3.6field-weighted citation impact, top 6% 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

39 citing papers in PubMed, 108 citations in OpenAlex.

  1. Article
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  6. MRI detection of free-contrast agent nanoparticles.Magnetic resonance in medicine · 2025
    Article
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  14. Article
  15. Review
  16. Review
  17. Article
  18. Shape and Phase Transitions in a PEGylated Phospholipid System.Langmuir : the ACS journal of surfaces and colloids · 2019
    Article
  19. Review
  20. Article
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

7 authors at 1 institution in 1 country.

Lela VukovićDepartment of Chemistry, University of Illinois at Chicago, Chicago, Illinois 60607, United States.
Fatima A Khatib
Stephanie P Drake
Antonett Madriaga
Kenneth S Brandenburg
Petr Král
Hayat Onyuksel
University of Illinois Chicago · US

Funding

Phospholipid Nanocarriers Improve Chemotherapy by Targeted Drug DeliveryR01CA121797 · NCI · UNIVERSITY OF ILLINOIS AT CHICAGO · PI ONYUKSEL, HAYAT · 2007 to 2010
$1.2M
EXTRAMURAL RESEARCH FACILITIES CONSTRUCTIONC06RR015482 · NCRR · UNIVERSITY OF ILLINOIS AT CHICAGO · PI BAUMAN, JERRY L · 2000 to 2000
$909k
NCI NIH HHS R01 CA121797NCI NIH HHS R01CA12797NCRR NIH HHS C06 RR015482NCRR NIH HHS C06RR15482
6 · The paper itself

Abstract

Molecular assemblies of highly PEG-ylated phospholipids are important in many biomedical applications. We have studied sterically stabilized micelles (SSMs) of self-assembled DSPE–PEG2000 in pure water and isotonic HEPES-buffered saline solution. The observed SSM sizes of 2–15 nm largely depend on the solvent and the lipid concentration used. The critical micelle concentration of DSPE–PEG2000 is 10 times higher in water than in buffer, and the viscosity of the dispersion dramatically increases with the lipid concentration. To explain the experimentally observed results, we performed atomistic molecular dynamics simulations of solvated SSMs. Our modeling revealed that the observed assemblies have very different aggregation numbers (N(agg) ≈ 90 in saline solution and N(agg) < 8 in water) because of very different screening of their charged PO4(–) groups. We also demonstrate that the micelle cores can inflate and their coronas can fluctuate strongly, thus allowing storage and delivery of molecules with different chemistries.

Indexed as

MicellesModels, MolecularPhosphatidylethanolaminesPolyethylene GlycolsSolubilityWater1,2-distearoyl-sn-glycero-3-phosphoethanolamine-N-methoxy-poly(ethylene glycol 2000)MicellesPhosphatidylethanolaminesPolyethylene GlycolsWater

Identifiers

PMID21780810
PMCPMC3166632
OpenAlexW1976060195

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

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.