Evidence map›Paper›PMID 23460893›Full record

ArticlePloS one2013

Noninvasive and targeted gene delivery into the brain using microbubble-facilitated focused ultrasound.

Po-Hung Hsu, Kuo-Chen Wei, Chiung-Yin Huang, Chih-Jen Wen, Tzu-Chen Yen, Chao-Lin Liu, Ya-Tin Lin, Jin-Chung Chen, Chia-Rui Shen, Hao-Li Liu

Abstract read
In one paragraph

Article in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 71 papers.

0numbers the graph read from it
0cells of the map it votes in
71citing 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

71 citing papers in PubMed.

  1. Review
  2. Article
  3. Extracellular vesicles-associated AAVs for the treatment of Machado-Joseph disease.Molecular therapy : the journal of the American Society of Gene Therapy · 2026
    Article
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  18. Review
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11 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

10 authors.

Po-Hung HsuDepartment of Electrical Engineering, Chang-Gung University, Taoyuan, Taiwan.
Kuo-Chen Wei
Chiung-Yin Huang
Chih-Jen Wen
Tzu-Chen Yen
Chao-Lin Liu
Ya-Tin Lin
Jin-Chung Chen
Chia-Rui Shen
Hao-Li Liu

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recombinant adeno-associated viral (rAAV) vectors are potentially powerful tools for gene therapy of CNS diseases, but their penetration into brain parenchyma is severely limited by the blood-brain barrier (BBB) and current delivery relies on invasive stereotactic injection. Here we evaluate the local, targeted delivery of rAAV vectors into the brains of mice by noninvasive, reversible, microbubble-facilitated focused ultrasound (FUS), resulting in BBB opening that can be monitored and controlled by magnetic resonance imaging (MRI). Using this method, we found that IV-administered AAV2-GFP (green fluorescence protein) with a low viral vector titer (1×10(9) vg/g) can successfully penetrate the BBB-opened brain regions to express GFP. We show that MRI monitoring of BBB-opening could serve as an indicator of the scale and distribution of AAV transduction. Transduction peaked at 3 weeks and neurons and astrocytes were affected. This novel, noninvasive delivery approach could significantly broaden the application of AAV-viral-vector-based genes for treatment of CNS diseases.

Indexed as

Gene Transfer TechniquesMicrobubblesAnimalsAstrocytesBlood-Brain BarrierBlotting, WesternBrainContrast MediaDependovirusFluorescent Antibody TechniqueGenetic VectorsGreen Fluorescent ProteinsMagnetic Resonance ImagingMaleMiceMice, Inbred ICRContrast MediaGreen Fluorescent Proteins

Identifiers

PMID23460893
PMCPMC3584045

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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.