Evidence map›Paper›PMID 32787268›Full record

ArticleMolecular pharmaceutics2021

Design and Validation of Liposomal ApoE2 Gene Delivery System to Evade Blood-Brain Barrier for Effective Treatment of Alzheimer's Disease.

Sanjay Arora, Buddhadev Layek, Jagdish Singh

Open access · greenAbstract readValidation Study
In one paragraph

Article in Molecular pharmaceutics, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers.

0numbers the graph read from it
0cells of the map it votes in
66citing papers in PubMed
5.3field-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

66 citing papers in PubMed, 129 citations in OpenAlex.

  1. Review
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  4. Peptide-functionalized nanoparticles for brain-targeted therapeutics.Drug delivery and translational research · 2026
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  12. Nanoparticles as an Encouraging Therapeutic Approach to Alzheimer's Disease.International journal of molecular sciences · 2025
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6 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

3 authors at 1 institution in 1 country.

Sanjay AroraDepartment of Pharmaceutical Sciences, School of Pharmacy, College of Health Professions, North Dakota State University, Fargo, 58105 North Dakota, United States.
Buddhadev LayekDepartment of Pharmaceutical Sciences, School of Pharmacy, College of Health Professions, North Dakota State University, Fargo, 58105 North Dakota, United States.
Jagdish SinghDepartment of Pharmaceutical Sciences, School of Pharmacy, College of Health Professions, North Dakota State University, Fargo, 58105 North Dakota, United States.ORCID 0000-0003-3198-2839
North Dakota State University · US

Funding

Brain Neurotropic Growth Factor Delivery to Prevent and Treat Alzheimer’s DiseaseR01AG051574 · NIA · NORTH DAKOTA STATE UNIVERSITY · PI KANEKIYO, TAKAHISA, SINGH, JAGDISH · 2016 to 2020
$2.0M
Enhanced APOE2 Expression into Brain for Therapeutic Strategy for Alzheimer's DiseaseRF1AG068034 · NIA · NORTH DAKOTA STATE UNIVERSITY · PI KANEKIYO, TAKAHISA, SINGH, JAGDISH · 2021 to 2022
$1.6M
Enhanced APOE2 Expression into Brain for Therapeutic Strategy for Alzheimer's DiseaseR01AG068034 · NIA · NORTH DAKOTA STATE UNIVERSITY · PI KANEKIYO, TAKAHISA, SINGH, JAGDISH · 2024 to 2025
$1.0M
NIA NIH HHS R01 AG051574NIA NIH HHS R01 AG068034NIA NIH HHS RF1 AG068034
6 · The paper itself

Abstract

Targeting gene-based therapeutics to the brain is a strategy actively sought to treat Alzheimer's disease (AD). Recent findings discovered the role of apolipoprotein E (ApoE) isoforms in the clearance of toxic amyloid beta proteins from the brain. ApoE2 isoform is beneficial for preventing AD development, whereas ApoE4 is a major contributing factor to the disease. In this paper, we demonstrated efficient brain-targeted delivery of ApoE2 encoding plasmid DNA (pApoE2) using glucose transporter-1 (glut-1) targeted liposomes. Liposomes were surface-functionalized with a glut-1 targeting ligand mannose (MAN) and a cell-penetrating peptide (CPP) to enhance brain-targeting and cellular internalization, respectively. Among various CPPs, rabies virus glycoprotein peptide (RVG) or penetratin (Pen) was selected as a cell-penetration enhancer. Dual (RVGMAN and PenMAN)-functionalized liposomes were cytocompatible at 100 nM phospholipid concentration and demonstrated significantly higher expression of ApoE2 in bEnd.3 cells, primary neurons, and astrocytes compared to monofunctionalized and unmodified (plain) liposomes. Dual-modified liposomes also showed ∼2 times higher protein expression than other formulation controls in neurons cultured below the

Indexed as

Gene Transfer TechniquesAlzheimer DiseaseAnimalsApolipoprotein E2AstrocytesBlood-Brain BarrierBrainCell LineCell-Penetrating PeptidesDrug CompoundingFemaleGlucose Transporter Type 1HumansLiposomesMaleMiceApolipoprotein E2Cell-Penetrating PeptidesGlucose Transporter Type 1LiposomespenetratinSlc2a1 protein, mouseAlzheimer’s diseaseApolipoproteincell penetrating peptidesglucose transporterliposomes

Identifiers

PMID32787268
PMCPMC10292003
OpenAlexW3048402510

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.