Evidence map›Paper›PMID 31752070›Full record

ArticlePharmaceutics2019

Electrostatically Driven Encapsulation of Hydrophilic, Non-Conformational Peptide Epitopes into Liposomes.

Ehsan Suleiman, Dominik Damm, Mirjam Batzoni, Vladimir Temchura, Andreas Wagner, Klaus Überla, Karola Vorauer-Uhl

Abstract read
In one paragraph

Article in Pharmaceutics, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
–field-weighted citation impact
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

12 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Review
  5. Modulation of immune responses to liposomal vaccines by intrastructural help.European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V · 2023
    Article
  6. Article
  7. Review
  8. Article
  9. Review
  10. Article
  11. Article
  12. CD4Vaccines · 2020
    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.

Ehsan SuleimanPolymun Scientific Immunbiologische Forschung GmbH, 3400 Klosterneuburg, Austria.
Dominik DammInstitute of Clinical and Molecular Virology, Universitätsklinikum Erlangen, 91054 Erlangen, Germany.
Mirjam BatzoniDepartment of Biotechnology, University of Natural Resources and Life Sciences, 1190 Vienna, Austria.
Vladimir TemchuraInstitute of Clinical and Molecular Virology, Universitätsklinikum Erlangen, 91054 Erlangen, Germany.ORCID 0000-0002-8600-252X
Andreas WagnerPolymun Scientific Immunbiologische Forschung GmbH, 3400 Klosterneuburg, Austria.
Klaus ÜberlaInstitute of Clinical and Molecular Virology, Universitätsklinikum Erlangen, 91054 Erlangen, Germany.
Karola Vorauer-UhlDepartment of Biotechnology, University of Natural Resources and Life Sciences, 1190 Vienna, Austria.ORCID 0000-0003-4217-8846

Funding

Austrian Science Fund FWF W1224Austrian Science Fund FWF W 1224Horizon 2020 Framework Programme 681137
6 · The paper itself

Abstract

Since the first use of liposomes as carriers for antigens, much work has been done to elucidate the mechanisms involved in the encapsulation of vaccine-relevant biomolecules. However, only a few studies have specifically investigated the encapsulation of hydrophilic, non-conformational peptide epitopes. We performed comprehensive and systematic screening studies, in order to identify conditions that favor the electrostatic interaction of such peptides with lipid membranes. Moreover, we have explored bi-terminal sequence extension as an approach to modify the isoelectric point of peptides, in order to modulate their membrane binding behavior and eventually shift/expand the working range under which they can be efficiently encapsulated in an electrostatically driven manner. The findings of our membrane interaction studies were then applied to preparing peptide-loaded liposomes. Our results show that the magnitude of membrane binding observed in our exploratory in situ setup translates to corresponding levels of encapsulation efficiency in both of the two most commonly employed methods for the preparation of liposomes, i.e., thin-film hydration and microfluidic mixing. We believe that the methods and findings described in the present studies will be of use to a wide audience and can be applied to address the ongoing relevant issue of the efficient encapsulation of hydrophilic biomolecules.

Indexed as

electrostatic interactionsencapsulationencapsulation efficiencyhydrophilic peptidesin situ bindingliposomesmicrofluidicspeptide-membrane interactionpeptidesvaccines

Identifiers

PMID31752070
PMCPMC6920922

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.