Evidence map›Paper›PMID 16282479›Full record

ArticleJournal of virology2005

Characterization of adeno-associated virus genomes isolated from human tissues.

Bruce C Schnepp, Ryan L Jensen, Chun-Liang Chen, Philip R Johnson, K Reed Clark

Open access · greenAbstract read
In one paragraph

Article in Journal of virology, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 129 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
129citing papers in PubMed, 1 pooled it
7.2field-weighted citation impact, top 2% 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

129 citing papers in PubMed, 1 synthesis or guideline pooled it, 227 citations in OpenAlex.

  1. Pooled it
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  11. Gene regulation technologies for gene and cell therapy.Molecular therapy : the journal of the American Society of Gene Therapy · 2025
    Review
  12. Review
  13. Article
  14. Recombinant adeno-associated virus as a delivery platform for ocular gene therapy: A comprehensive review.Molecular therapy : the journal of the American Society of Gene Therapy · 2024
    Review
  15. Article
  16. Article
  17. Review
  18. Article
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69 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

5 authors at 2 institutions in 1 country.

Bruce C SchneppCenter for Gene Therapy, Columbus Children's Research Institute, Columbus, OH 43205, USA.
Ryan L Jensen
Chun-Liang Chen
Philip R Johnson
K Reed Clark
Nationwide Children's Hospital · USThe Ohio State University · US

Funding

NIAID NIH HHS 2-P01-AI56454
6 · The paper itself

Abstract

Infection with wild-type adeno-associated virus (AAV) is common in humans, but very little is known about the in vivo biology of AAV. On a molecular level, it has been shown in cultured cells that AAV integrates in a site-specific manner on human chromosome 19, but this has never been demonstrated directly in infected human tissues. To that end, we tested 175 tissue samples for the presence of AAV DNA, and when present, examined the specific form of the viral DNA. AAV was detected in 7 of 101 tonsil-adenoid samples and in 2 of 74 other tissue samples (spleen and lung). In these nine samples, we were unable to detect AAV integration in the AAVS1 locus using a sensitive PCR assay designed to amplify specific viral-cellular DNA junctions. Additionally, we used a second complementary assay, linear amplification-mediated-PCR (LAM-PCR) to widen our search for integration events. Analysis of individual LAM-PCR products revealed that the AAV genomes were arranged predominantly in a head-to-tail array, with deletions and extensive rearrangements in the inverted terminal repeat sequences. A single AAV-cellular junction was identified from a tonsil sample and it mapped to a highly repetitive satellite DNA element on chromosome 1. Given these data, we entertained the possibility that instead of integrated forms, AAV genomes were present as extrachromosomal forms. We used a novel amplification assay (linear rolling-circle amplification) to show that the majority of wild-type AAV DNA existed as circular double-stranded episomes in our tissues. Thus, following naturally acquired infection, AAV DNA can persist mainly as circular episomes in human tissues. These findings are consistent with the circular episomal forms of recombinant AAV vectors that have been isolated and characterized from in vivo transduced tissues.

Indexed as

Chromosomes, Human, Pair 1DependovirusDNA, ViralHeLa CellsHumansLungPalatine TonsilPolymerase Chain ReactionSpleenTerminal Repeat SequencesVirus IntegrationDNA, Viral

Identifiers

PMID16282479
PMCPMC1287572
OpenAlexW2148601484

What OpenQuestion holds

Textmetadata
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 OpenQuestion graph.