Evidence map›Paper›PMID 32899484›Full record

ArticleCells2020

Hybrid Biopolymer and Lipid Nanoparticles with Improved Transfection Efficacy for mRNA.

Christian D Siewert, Heinrich Haas, Vera Cornet, Sara S Nogueira, Thomas Nawroth, Lukas Uebbing, Antje Ziller, Jozef Al-Gousous, Aurel Radulescu, Martin A Schroer and 5 more

Open access · goldAbstract read
In one paragraph

Article in Cells, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
4.6field-weighted citation impact, top 4% 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

39 citing papers in PubMed, 84 citations in OpenAlex.

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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

15 authors at 4 institutions in 1 country.

Christian D SiewertDepartment of Pharmaceutics and Biopharmaceutics, Johannes Gutenberg University Mainz, D-55131 Mainz, Germany.ORCID 0000-0001-9246-6673
Heinrich HaasBioNTech RNA Pharmaceuticals, D-55131 Mainz, Germany.ORCID 0000-0002-5517-5970
Vera CornetDepartment of Pharmaceutics and Biopharmaceutics, Johannes Gutenberg University Mainz, D-55131 Mainz, Germany.
Sara S NogueiraBioNTech RNA Pharmaceuticals, D-55131 Mainz, Germany.
Thomas NawrothDepartment of Pharmaceutics and Biopharmaceutics, Johannes Gutenberg University Mainz, D-55131 Mainz, Germany.
Lukas UebbingDepartment of Pharmaceutics and Biopharmaceutics, Johannes Gutenberg University Mainz, D-55131 Mainz, Germany.ORCID 0000-0003-0568-9540
Antje ZillerDepartment of Pharmaceutics and Biopharmaceutics, Johannes Gutenberg University Mainz, D-55131 Mainz, Germany.
Jozef Al-GousousDepartment of Pharmaceutics and Biopharmaceutics, Johannes Gutenberg University Mainz, D-55131 Mainz, Germany.
Aurel RadulescuJülich Centre for Neutron Science JCNS at Heinz Maier-Leibnitz Centrum MLZ, D-85748 Garching, Germany.ORCID 0000-0002-6050-0176
Martin A SchroerEuropean Molecular Biology Laboratory EMBL Hamburg Outstation c/o Deutsches Elektronen Synchrotron DESY, 22603 Hamburg, Germany.ORCID 0000-0002-0747-3965
Clement E BlanchetEuropean Molecular Biology Laboratory EMBL Hamburg Outstation c/o Deutsches Elektronen Synchrotron DESY, 22603 Hamburg, Germany.
Dmitri I SvergunEuropean Molecular Biology Laboratory EMBL Hamburg Outstation c/o Deutsches Elektronen Synchrotron DESY, 22603 Hamburg, Germany.
Markus P RadsakIIIrd Dept. of Medicine, Johannes Gutenberg University Medical Center, Johannes Gutenberg University, D-55131 Mainz, Germany.ORCID 0000-0002-3991-5721
Ugur SahinBioNTech RNA Pharmaceuticals, D-55131 Mainz, Germany.
Peter LangguthDepartment of Pharmaceutics and Biopharmaceutics, Johannes Gutenberg University Mainz, D-55131 Mainz, Germany.
Johannes Gutenberg University Mainz · DEDeutsches Elektronen-Synchrotron DESY · DEBioNTech (Germany) · DEHeinz Maier-Leibnitz Zentrum · DE

Funding

Deutsche Forschungsgemeinschaft SFB1066
6 · The paper itself

Abstract

Hybrid nanoparticles from lipidic and polymeric components were assembled to serve as vehicles for the transfection of messenger RNA (mRNA) using different portions of the cationic lipid DOTAP (1,2-Dioleoyl-3-trimethylammonium-propane) and the cationic biopolymer protamine as model systems. Two different sequential assembly approaches in comparison with a direct single-step protocol were applied, and molecular organization in correlation with biological activity of the resulting nanoparticle systems was investigated. Differences in the structure of the nanoparticles were revealed by thorough physicochemical characterization including small angle neutron scattering (SANS), small angle X-ray scattering (SAXS), and cryogenic transmission electron microscopy (cryo-TEM). All hybrid systems, combining lipid and polymer, displayed significantly increased transfection in comparison to lipid/mRNA and polymer/mRNA particles alone. For the hybrid nanoparticles, characteristic differences regarding the internal organization, release characteristics, and activity were determined depending on the assembly route. The systems with the highest transfection efficacy were characterized by a heterogenous internal organization, accompanied by facilitated release. Such a system could be best obtained by the single step protocol, starting with a lipid and polymer mixture for nanoparticle formation.

Indexed as

AnimalsBiopolymersCell LineFatty Acids, MonounsaturatedFemaleHeparinHumansLipidsMiceMice, Inbred BALB CNanoparticlesOptical ImagingParticle SizeQuaternary Ammonium CompoundsRNA, MessengerTransfection1,2-dioleoyloxy-3-(trimethylammonium)propaneBiopolymersFatty Acids, MonounsaturatedHeparinLipidsQuaternary Ammonium CompoundsRNA, Messengercancer immunotherapycationic lipidcationic polymerCovid-19lipid-polymer hybrid nanoparticlesRNAsmall angle scatteringvaccination

Identifiers

PMID32899484
PMCPMC7563888
OpenAlexW3083301834

What Socratic holds

Textmetadata
LicenceCC BY
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 Socratic graph.