Evidence map›Paper›PMID 26953486›Full record

ArticleGene therapy2016

Axonal transport of AAV9 in nonhuman primate brain.

F Green, L Samaranch, H S Zhang, A Manning-Bog, K Meyer, J Forsayeth, K S Bankiewicz

Open access · greenAbstract read
In one paragraph

Article in Gene therapy, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
3.9field-weighted citation impact, top 7% 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

32 citing papers in PubMed, 61 citations in OpenAlex.

  1. Intra-CNS AAV9-Molecular therapy. Advances · 2026
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  7. Gene therapy for neurotransmitter-related disorders.Journal of inherited metabolic disease · 2024
    Review
  8. Article
  9. Article
  10. Article
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  12. Improving Gene Therapy for Angelman Syndrome with Secreted Human UBE3A.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2022
    Article
  13. Article
  14. Review
  15. Review
  16. Article
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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

7 authors at 2 institutions in 1 country.

F GreenDepartment of Neurological Surgery, University of California-San Francisco, San Francisco, CA, USA.
L SamaranchDepartment of Neurological Surgery, University of California-San Francisco, San Francisco, CA, USA.ORCID 0000-0001-8151-473X
H S ZhangSangamo Biosciences Inc., Point Richmond Tech Center I, Richmond, CA, USA.
A Manning-BogSangamo Biosciences Inc., Point Richmond Tech Center I, Richmond, CA, USA.
K MeyerSangamo Biosciences Inc., Point Richmond Tech Center I, Richmond, CA, USA.
J ForsayethDepartment of Neurological Surgery, University of California-San Francisco, San Francisco, CA, USA.
K S BankiewiczDepartment of Neurological Surgery, University of California-San Francisco, San Francisco, CA, USA.
University of California, San Francisco · USSangamo BioSciences (United States) · US

Funding

Translational AAV Delivery Platform to the BrainR01NS073940 · NINDS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI BANKIEWICZ, KRYSTOF S · 2011 to 2015
$2.8M
NINDS NIH HHS R01 NS073940
6 · The paper itself

Abstract

A pilot study in nonhuman primates was conducted, in which two Rhesus macaques received bilateral parenchymal infusions of adeno-associated virus serotype 9 encoding green fluorescent protein (AAV9-GFP) into each putamen. The post-surgical in-life was restricted to 3 weeks in order to minimize immunotoxicity expected to arise from expression of GFP in antigen-presenting cells. Three main findings emerged from this work. First, the volume over which AAV9 expression was distributed (Ve) was substantially greater than the volume of distribution of MRI signal (Vd). This stands in contrast with Ve/Vd ratio of rAAV2, which is lower under similar conditions. Second, post-mortem analysis revealed expression of GFP in thalamic and cortical neurons as well as dopaminergic neurons projecting from substantia nigra pars compacta, indicating retrograde transport of AAV9. However, fibers in the substantia nigra pars reticulata, a region that receives projections from putamen, also stained for GFP, indicating anterograde transport of AAV9 as well. Finally, one hemisphere received a 10-fold lower dose of vector compared with the contralateral hemisphere (1.5 × 10(13) vg ml(-1)) and we observed a much stronger dose effect on anterograde-linked than on retrograde-linked structures. These data suggest that AAV9 can be axonally transported bi-directionally in the primate brain. This has obvious implications to the clinical developing of therapies for neurological disorders like Huntington's or Alzheimer's diseases.

Indexed as

AnimalsAntigen-Presenting CellsAstrocytesAxonal TransportBrainCorpus StriatumDependovirusGenetic TherapyGenetic VectorsGreen Fluorescent ProteinsMacaca mulattaMicrogliaNeuronsPilot ProjectsPutamenSubstantia NigraGreen Fluorescent Proteins

Identifiers

PMID26953486
PMCPMC4893316
OpenAlexW2294700759

What OpenQuestion holds

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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.