Evidence map›Paper›PMID 23517784›Full record

ArticleJournal of controlled release : official journal of the Controlled Release Society2013

Mesoporous silica-supported lipid bilayers (protocells) for DNA cargo delivery to the spinal cord.

Ellen C Dengler, Juewen Liu, Audra Kerwin, Sergio Torres, Clara M Olcott, Brandi N Bowman, Leisha Armijo, Katherine Gentry, Jenny Wilkerson, James Wallace and 4 more

Open access · hybridAbstract read
In one paragraph

Article in Journal of controlled release : official journal of the Controlled Release Society, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
4.6field-weighted citation impact, top 4% 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

23 citing papers in PubMed, 1 synthesis or guideline pooled it, 95 citations in OpenAlex.

  1. Intrathecal drug delivery in the era of nanomedicine.Advanced drug delivery reviews · 2020
    Pooled it
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  6. Order from Disorder with Intrinsically Disordered Peptide Amphiphiles.Journal of the American Chemical Society · 2021
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

14 authors at 1 institution in 1 country.

Ellen C DenglerDepartment of Neurosciences, Health Sciences Center, University of New Mexico, Albuquerque, NM, USA. edengler@salud.unm.edu
Juewen Liu
Audra Kerwin
Sergio Torres
Clara M Olcott
Brandi N Bowman
Leisha Armijo
Katherine Gentry
Jenny Wilkerson
James Wallace
Xingmao Jiang
Eric C Carnes
C Jeffrey Brinker
Erin D Milligan
University of New Mexico · US

Funding

UNM Initiative to Maximize Student Diversity (IMSD)R25GM060201 · NIGMS · UNIVERSITY OF NEW MEXICO · PI WERNER-WASHBURNE, MARGRET C. · 2000 to 2017
$9.9M
Spinal Neuroimmune Mechanisms Underlying IL-10 Gene Therapy for Pain ControlR01DA018156 · NIDA · UNIVERSITY OF NEW MEXICO HEALTH SCIS CTR · PI MILLIGAN, ERIN DAMITA · 2004 to 2014
$3.3M
Peptide-directed protocells and virus-like particles-new nanoparticle platforms fU01CA151792 · NCI · UNIVERSITY OF NEW MEXICO HEALTH SCIS CTR · PI BRINKER, C JEFFREY, WILLMAN, CHERYL LYNN · 2010 to 2014
$1.7M
NCI NIH HHS 1U01CA151792-01NCI NIH HHS U01 CA151792NIDA NIH HHS R01 DA018156NIGMS NIH HHS R25 GM060201PHS HHS 2R01 0181549500
6 · The paper itself

Abstract

Amorphous mesoporous silica nanoparticles ('protocells') that support surface lipid bilayers recently characterized in vitro as carrier constructs for small drug and DNA delivery are reported here as highly biocompatible both in vitro and in vivo, involving the brain and spinal cord following spinal delivery into the lumbosacral subarachnoid space (intrathecal; i.t.). Specifically, positively charged, 1, 2-Dioleoyl-3-Trimethylammonium-Propane (DOTAP)-cholesterol (DOTAP:Chol) liposome-formulated protocells revealed stable in vitro cargo release kinetics and cellular interleukin-10 (IL-10) transgene transfection. Recent approaches using synthetic non-viral vector platforms to deliver the pain-suppressive therapeutic transgene, IL-10, to the spinal subarachnoid space have yielded promising results in animal models of peripheral neuropathy, a condition involving aberrant neuronal communication within sensory pathways in the nervous system. Non-viral drug and gene delivery protocell platforms offer potential flexibility because cargo release-rates can be pH-dependent. We report here that i.t. delivery of protocells, with modified chemistry supporting a surface coating of DOTAP:Chol liposomes and containing the IL-10 transgene, results in functional suppression of pain-related behavior in rats for extended periods. This study is the first demonstration that protocell vectors offer amenable and enduring in vivo biological characteristics that can be applied to spinal gene delivery.

Indexed as

Gene Transfer TechniquesAnimalsArtificial CellsCell LineCell SurvivalCholesterolDNAFatty Acids, MonounsaturatedHEK293 CellsHumansInjections, SpinalInterleukin-10Lipid BilayersLiposomesMaleMice1,2-dioleoyloxy-3-(trimethylammonium)propane1,2-oleoylphosphatidylcholineCholesterolDNAFatty Acids, MonounsaturatedInterleukin-10Lipid BilayersLiposomesNitric OxidePhosphatidylcholinesQuaternary Ammonium CompoundsSilicon Dioxide

Identifiers

PMID23517784
PMCPMC4013798
OpenAlexW1998313054

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.