Evidence map›Paper›PMID 19904236›Full record

ArticleMolecular therapy : the journal of the American Society of Gene Therapy2010

Characterization of genome integrity for oversized recombinant AAV vector.

Biao Dong, Hiroyuki Nakai, Weidong Xiao

Open access · bronzeAbstract read
In one paragraph

Article in Molecular therapy : the journal of the American Society of Gene Therapy, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 150 papers.

0numbers the graph read from it
0cells of the map it votes in
150citing papers in PubMed
7.1field-weighted citation impact, top 3% 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

150 citing papers in PubMed, 221 citations in OpenAlex.

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors at 2 institutions in 1 country.

Biao DongThe Sol Sherry Thrombosis Research Center, Temple University School of Medicine, Philadelphia, Pennsylvania 19140, USA.
Hiroyuki Nakai
Weidong Xiao
Temple University · USUniversity of Pittsburgh · US

Funding

Molecular Biology of Recombinant AAV GenomesR01HL080789 · NHLBI · TEMPLE UNIV OF THE COMMONWEALTH · PI XIAO, WEIDONG · 2006 to 2014
$3.1M
Molecular engineering of factor VIII gene for rAAV deliveryR01HL084381 · NHLBI · TEMPLE UNIV OF THE COMMONWEALTH · PI XIAO, WEIDONG · 2008 to 2012
$1.9M
NHLBI NIH HHS HL080789NHLBI NIH HHS HL084381NHLBI NIH HHS R01 HL080789NHLBI NIH HHS R01 HL084381
6 · The paper itself

Abstract

Application of recombinant adeno-associated virus (rAAV) in gene therapy has been limited by its packaging capacity. Recent studies suggested that rAAV could achieve persistent transgene expression beyond 4.7-kb packaging limit. To clarify the mechanism leading to transgene expression from oversized rAAV vector, we constructed a series of rAAV vectors with genomes ranging from 2.9 to 7.2 kb. A plasmid replication origin and an ampicillin-resistant marker were included in the vector to facilitate the recovery of circularized, post-transduction AAV genome. Southern dot-blot analysis and silver staining confirmed that rAAVs could be produced at varying vector size. However, the vector yields decreased approximately tenfold for oversized vectors as compared to regular ones. Alkaline Southern blot hybridization suggested that the packaged genomes for oversized vectors were truncated. In the cells transduced by the above vectors, circularized rAAV monomers could be rescued at 24 hours after infection. Few recovered AAV genomes were >5 kb regardless of the initial vector size. In mice receiving the above vectors, larger circularized rAAV genomes could be recovered for oversized vectors at day 21 after vector administration. Our studies suggested that the partially packaged rAAV sequences may complement each other to restore full expression cassette.

Indexed as

AnimalsCell LineDependovirusGenetic VectorsGenome, ViralHeLa CellsHumansMiceMice, Inbred C57BL

Identifiers

PMID19904236
PMCPMC2803017
OpenAlexW2049442129

What OpenQuestion holds

Textmetadata
LicenceTDM
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.