Evidence map›Paper›PMID 25594433›Full record

ArticleNucleic acid therapeutics2015

Peptide nanoparticle delivery of charge-neutral splice-switching morpholino oligonucleotides.

Peter Järver, Eman M Zaghloul, Andrey A Arzumanov, Amer F Saleh, Graham McClorey, Suzan M Hammond, Mattias Hällbrink, Ülo Langel, C I Edvard Smith, Matthew J A Wood and 2 more

Abstract read
In one paragraph

Article in Nucleic acid therapeutics, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

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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

12 authors.

Peter Järver1 Medical Research Council , Laboratory of Molecular Biology, Cambridge Biomedical Campus, Cambridge, United Kingdom .
Eman M Zaghloul
Andrey A Arzumanov
Amer F Saleh
Graham McClorey
Suzan M Hammond
Mattias Hällbrink
Ülo Langel
C I Edvard Smith
Matthew J A Wood
Michael J Gait
Samir El Andaloussi

Funding

Medical Research Council G0900887Medical Research Council MC_U105178803Medical Research Council U105178803
6 · The paper itself

Abstract

Oligonucleotide analogs have provided novel therapeutics targeting various disorders. However, their poor cellular uptake remains a major obstacle for their clinical development. Negatively charged oligonucleotides, such as 2'-O-Methyl RNA and locked nucleic acids have in recent years been delivered successfully into cells through complex formation with cationic polymers, peptides, liposomes, or similar nanoparticle delivery systems. However, due to the lack of electrostatic interactions, this promising delivery method has been unsuccessful to date using charge-neutral oligonucleotide analogs. We show here that lipid-functionalized cell-penetrating peptides can be efficiently exploited for cellular transfection of the charge-neutral oligonucleotide analog phosphorodiamidate morpholino. The lipopeptides form complexes with splice-switching phosphorodiamidate morpholino oligonucleotide and can be delivered into clinically relevant cell lines that are otherwise difficult to transfect while retaining biological activity. To our knowledge, this is the first study to show delivery through complex formation of biologically active charge-neutral oligonucleotides by cationic peptides.

Indexed as

NanoparticlesAgammaglobulinemiaAmino Acid SequenceAnimalsCells, CulturedDisease Models, AnimalGenetic Diseases, X-LinkedMiceMolecular Sequence DataMorpholinosMuscular Atrophy, SpinalMuscular Dystrophy, DuchennePeptidesMorpholinosPeptides

Identifiers

PMID25594433
PMCPMC4376484

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Registered trials

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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.