Evidence map›Paper›PMID 22619539›Full record

ArticleInternational journal of nanomedicine2012

Comparison of two kinds of nanomedicine for targeted gene therapy: premodified or postmodified gene delivery systems.

Zhaoshun Jiang, Cong Sun, Zhaohui Yin, Fang Zhou, Linfu Ge, Ximin Liu, Fansheng Kong

Open access · goldAbstract readComparative Study
In one paragraph

Article in International journal of nanomedicine, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
3.0field-weighted citation impact, top 9% 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

8 citing papers in PubMed, 29 citations in OpenAlex.

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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 1 institution in 1 country.

Zhaoshun JiangGeneral Hospital of Ji'nan Command, PLA, Ji'nan, Shandong, China.
Cong Sun
Zhaohui Yin
Fang Zhou
Linfu Ge
Ximin Liu
Fansheng Kong
General Hospital of Jinan Military Command · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe applications of ligand-polyethylene glycol (PEG)-modified nanocarriers have now emerged, as well as recognized strategies to provide the vectors with active targeting properties. In this research, premodification and postmodification were compared using the same ligand, ie, a novel conjugated mannan-containing PEG and L-α-phosphatidylethanolamine (PE).

methodsPremodified and postmodified solid lipid nanoparticles were prepared and the characteristics of the two kinds of vehicles were evaluated. The modified vectors were then administered intravenously to rats and the in vivo targeting behavior of the complexes was investigated in liver macrophages.

resultsBy carefully formulating the carriers with an optimal ratio of mannan-containing PEG-PE, postmodified vehicles displayed more efficient gene expression in rat Kupffer cells both in vitro and in vivo.

conclusionPostmodified gene carriers are superior to premodified gene vectors, although the latter is also promising for targeted gene delivery. This discovery could guide our future research.

Indexed as

AnimalsDNADrug CarriersDrug Delivery SystemsGene ExpressionGenetic TherapyGenetic VectorsIn Vitro TechniquesKupffer CellsLipidsMaleMannansNanomedicineNanoparticlesPhosphatidylethanolaminesPolyethylene Glycolsdioleoyl-N-(monomethoxypolyethylene glycol succinyl)phosphatidylethanolamineDNADrug CarriersLipidsMannansPhosphatidylethanolaminesPolyethylene Glycolsgene therapyligandsL-α-phosphatidylethanolaminemannannanomedicinepolyethylene glycolpostmodificationpremodification

Identifiers

PMID22619539
PMCPMC3356208
OpenAlexW1996680285

What OpenQuestion holds

Textmetadata
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.