Evidence map›Paper›PMID 27308302›Full record

ArticleMolecular therapy. Methods & clinical development2016

Microglia-specific targeting by novel capsid-modified AAV6 vectors.

Awilda M Rosario, Pedro E Cruz, Carolina Ceballos-Diaz, Michael R Strickland, Zoe Siemienski, Meghan Pardo, Keri-Lyn Schob, Andrew Li, George V Aslanidi, Arun Srivastava and 2 more

Open access · goldAbstract read
In one paragraph

Article in Molecular therapy. Methods & clinical development, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 87 papers.

0numbers the graph read from it
0cells of the map it votes in
87citing papers in PubMed
7.8field-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

87 citing papers in PubMed, 118 citations in OpenAlex.

  1. Article
  2. Targeting Microglial Transcriptional Reprogramming as a Therapy Strategy for Alzheimer's Disease.BioEssays : news and reviews in molecular, cellular and developmental biology · 2026
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  16. Review
  17. Macrophage activation contributes to diabetic retinopathy.Journal of molecular medicine (Berlin, Germany) · 2024
    Review
  18. Article
  19. Article
  20. Review

27 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

12 authors at 1 institution in 1 country.

Awilda M RosarioDepartment of Neuroscience, Center for Translational Research in Neurodegenerative Disease, University of Florida , Gainesville, Florida, USA.
Pedro E CruzDepartment of Neuroscience, Center for Translational Research in Neurodegenerative Disease, University of Florida , Gainesville, Florida, USA.
Carolina Ceballos-DiazDepartment of Neuroscience, Center for Translational Research in Neurodegenerative Disease, University of Florida , Gainesville, Florida, USA.
Michael R StricklandDepartment of Neuroscience, Center for Translational Research in Neurodegenerative Disease, University of Florida , Gainesville, Florida, USA.
Zoe SiemienskiDepartment of Neuroscience, Center for Translational Research in Neurodegenerative Disease, University of Florida , Gainesville, Florida, USA.
Meghan PardoDepartment of Neuroscience, Center for Translational Research in Neurodegenerative Disease, University of Florida , Gainesville, Florida, USA.
Keri-Lyn SchobDepartment of Neuroscience, Center for Translational Research in Neurodegenerative Disease, University of Florida , Gainesville, Florida, USA.
Andrew LiDepartment of Neuroscience, Center for Translational Research in Neurodegenerative Disease, University of Florida , Gainesville, Florida, USA.
George V AslanidiDepartment of Pediatrics, University of Florida , Gainesville, Florida, USA.
Arun SrivastavaDepartment of Pediatrics, University of Florida , Gainesville, Florida, USA.
Todd E GoldeDepartment of Neuroscience, Center for Translational Research in Neurodegenerative Disease, University of Florida , Gainesville, Florida, USA.
Paramita ChakrabartyDepartment of Neuroscience, Center for Translational Research in Neurodegenerative Disease, University of Florida , Gainesville, Florida, USA.
University of Florida · US

Funding

Integrating the exposome and methylome to inform brain molecular changes in ADRD across established diverse cohorts.U01AG046139 · NIA · UNIVERSITY OF FLORIDA · PI ERTEKIN-TANER, NILUFER, PETERS, METTE · 2013 to 2022
$24.6M
Immune-Mediated Mechanisms Underlying CNS Abeta ClearanceR01AG018454 · NIA · UNIVERSITY OF FLORIDA · PI GOLDE, TODD E · 2000 to 2018
$5.3M
NIA NIH HHS R01 AG018454NIA NIH HHS U01 AG046139
6 · The paper itself

Abstract

Recombinant adeno-associated viruses (rAAV) have been widely used in gene therapy applications for central nervous system diseases. Though rAAV can efficiently target neurons and astrocytes in mouse brains, microglia, the immune cells of the brain, are refractile to rAAV. To identify AAV capsids with microglia-specific transduction properties, we initially screened the most commonly used serotypes, AAV1-9 and rh10, on primary mouse microglia cultures. While these capsids were not permissive, we then tested the microglial targeting properties of a newly characterized set of modified rAAV6 capsid variants with high tropism for monocytes. Indeed, these newly characterized rAAV6 capsid variants, specially a triply mutated Y731F/Y705F/T492V form, carrying a self-complementary genome and microglia-specific promoters (F4/80 or CD68) could efficiently and selectively transduce microglia in vitro. Delivery of these constructs in mice brains resulted in microglia-specific expression of green fluorescent protein, albeit at modest levels. We further show that CD68 promoter-driven expression of the inflammatory cytokine, interleukin-6, using this capsid variant leads to increased astrogliosis in the brains of wild-type mice. Our study describes the first instance of AAV-targeted microglial gene expression leading to functional modulation of the innate immune system in mice brains. This provides the rationale for utilizing these unique capsid/promoter combinations for microglia-specific gene targeting for modeling or functional studies.

Identifiers

PMID27308302
PMCPMC4909093
OpenAlexW2336296004

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.