Evidence map›Paper›PMID 19631979›Full record

ArticleBiomaterials2009

Gene delivery through the use of a hyaluronate-associated intracellularly degradable crosslinked polyethyleneimine.

Peisheng Xu, Griffin K Quick, Yoon Yeo

Abstract read
In one paragraph

Article in Biomaterials, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
–field-weighted citation impact
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

24 citing papers in PubMed.

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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

3 authors.

Peisheng XuDepartment of Industrial and Physical Pharmacy, Purdue University, 575 Stadium Mall Drive, West Lafayette, IN 47907, USA.
Griffin K Quick
Yoon Yeo

Funding

Peritumorally transformable nanoparticles for intraperitoneal chemotherapy of ovaR21CA135130 · NCI · PURDUE UNIVERSITY · PI YEO, YOON · 2009 to 2010
$364k
NCI NIH HHS R21 CA135130
6 · The paper itself

Abstract

For a non-viral gene delivery system to be clinically effective, it should be non-toxic, compatible with biological components, and highly efficient in gene transfection. With this goal in mind, we investigated the gene delivery efficiency of a ternary complex consisting of DNA, an intracellularly degradable polycation, and sodium hyaluronate (DPH complex). Here, we report that the DPH ternary complex achieved significantly higher transfection efficiency than other polymer systems, especially in the presence of serum. The high transfection efficiency and serum tolerance of DPH are attributed to a unique interplay between CLPEI and HA, which leads to (i) the improved stability of DNA in the extracellular environment and at the early stage of intracellular trafficking and (ii) timely dissociation of the DNA-polymer complex. This study reinforces findings of earlier studies that emphasized each step as a bottleneck for efficient gene delivery; yet, it is the first to show that it is possible to overcome these obstacles simultaneously by taking advantage of two distinctive approaches.

Indexed as

AnimalsBiocompatible MaterialsCell Line, TumorDNADrug CarriersDrug ImplantsHyaluronic AcidLung NeoplasmsMaterials TestingMiceNIH 3T3 CellsPolyethyleneimineTransfectionBiocompatible MaterialsDNADrug CarriersDrug ImplantsHyaluronic AcidPolyethyleneimine

Identifiers

PMID19631979
PMCPMC2764302

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.