Evidence map›Paper›PMID 29259525›Full record

ReviewThe Yale journal of biology and medicine2017

Adeno-associated Virus (AAV) Dual Vector Strategies for Gene Therapy Encoding Large Transgenes.

Michelle E McClements, Robert E MacLaren

Abstract readReview
In one paragraph

Review in The Yale journal of biology and medicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 80 papers.

0numbers the graph read from it
0cells of the map it votes in
80citing 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

80 citing papers in PubMed.

  1. Article
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  14. Prime editing in mammals: From promise to practicalities.Molecular therapy. Nucleic acids · 2025
    Review
  15. Review
  16. Article
  17. Molecular therapy. Nucleic acids · 2025
    Review
  18. Review
  19. AAV-Based Gene Therapy: Opportunities, Risks, and Scale-Up Strategies.International journal of molecular sciences · 2025
    Review
  20. Article

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

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

2 authors.

Michelle E McClementsUniversity of Oxford, Nuffield Department of Clinical Neurosciences (Ophthalmology), Oxford, UK.
Robert E MacLarenUniversity of Oxford, Nuffield Department of Clinical Neurosciences (Ophthalmology), Oxford, UK.

Funding

Medical Research Council MR/K007629/1
6 · The paper itself

Abstract

The use of adeno-associated viral (AAV) vectors for gene therapy treatments of inherited disorders has accelerated over the past decade with multiple clinical trials ongoing in varying tissue types and new ones initiating every year. These vectors are exhibiting low-immunogenicity across the clinical trials in addition to showing evidence of efficacy, making it clear they are the current standard vector for any potential gene therapy treatment. However, AAV vectors do have a limitation in their packaging capacity, being capable of holding no more than ~5kb of DNA and in a therapeutic transgene scenario, this length of DNA would need to include genetic control elements in addition to the gene coding sequence (CDS) of interest. Given that numerous diseases are caused by mutations in genes with a CDS exceeding 3.5kb, this makes packaging into a single AAV capsid not possible for larger genes. Due to this problem, yet with the desire to use AAV vectors, research groups have adapted the standard AAV gene therapy approach to enable delivery of such large genes to target cells using dual AAV vector systems. Here we review the AAV dual vector strategies currently employed and highlight the virtues and drawbacks of each method plus the likelihood of success with such approaches.

Indexed as

Genetic VectorsTransgenesAnimalsDependovirusDNA, Single-StrandedGenetic TherapyHumansRetinal DegenerationTerminal Repeat SequencesDNA, Single-StrandedAAVDual vectorgene therapylarge transgenes

Identifiers

PMID29259525
PMCPMC5733846

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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.