Evidence map›Paper›PMID 22888241›Full record

ArticleInternational journal of nanomedicine2012

Prostate stem cell antigen-targeted nanoparticles with dual functional properties: in vivo imaging and cancer chemotherapy.

Xin Gao, Yun Luo, Yuanyuan Wang, Jun Pang, Chengde Liao, Hanlun Lu, Youqiang Fang

Abstract read
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 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

19 citing papers in PubMed.

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  13. Cancer active targeting by nanoparticles: a comprehensive review of literature.Journal of cancer research and clinical oncology · 2015
    Review
  14. Review
  15. Article
  16. Diagnosis of prostate cancer via nanotechnological approach.International journal of nanomedicine · 2015
    Review
  17. Prostate cancer relevant antigens and enzymes for targeted drug delivery.Journal of controlled release : official journal of the Controlled Release Society · 2014
    Review
  18. Can nanomedicines kill cancer stem cells?Advanced drug delivery reviews · 2013
    Review
  19. Prostate cancer research in China.Asian journal of andrology · 2013
    Review
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.

Xin GaoDepartment of Urology, The Third Affiliated Hospital, Sun Yat-Sen University, Tianhe Road 600, Guangzhou, 510630, China. xin.gao.zsu@gmail.com
Yun Luo
Yuanyuan Wang
Jun Pang
Chengde Liao
Hanlun Lu
Youqiang Fang

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWe designed dual-functional nanoparticles for in vivo application using a modified electrostatic and covalent layer-by-layer assembly strategy to address the challenge of assessment and treatment of hormone-refractory prostate cancer.

methodsCore-shell nanoparticles were formulated by integrating three distinct functional components, ie, a core constituted by poly(D,L-lactic-co-glycolic acid), docetaxel, and hydrophobic superparamagnetic iron oxide nanocrystals (SPIONs), a multilayer shell formed by poly(allylamine hydrochloride) and two different sized poly(ethylene glycol) molecules, and a single-chain prostate stem cell antigen antibody conjugated to the nanoparticle surface for targeted delivery.

resultsDrug release profiles indicated that the dual-function nanoparticles had a sustained release pattern over 764 hours, and SPIONs could facilitate the controlled release of the drug in vitro. The nanoparticles showed increased antitumor efficiency and enhanced magnetic resonance imaging in vitro through targeted delivery of docetaxel and SPIONs to PC3M cells. Moreover, in nude mice bearing PC3M xenografts, the nanoparticles provided MRI negative contrast enhancement, as well as halting and even reversing tumor growth during the 76-day study duration, and without significant systemic toxicity. The lifespan of the mice treated with these targeted dual-function nanoparticles was significantly increased (Chi-square = 22.514, P < 0.0001).

conclusionThis dual-function nanomedical platform may be a promising candidate for tumor imaging and targeted delivery of chemotherapeutic agents in vivo.

Indexed as

Analysis of VarianceAnimalsAntigens, NeoplasmAntineoplastic AgentsCell Line, TumorCell SurvivalContrast MediaDocetaxelDrug CarriersGPI-Linked ProteinsHT29 CellsHumansImmunoconjugatesLactic AcidMagnetic Resonance ImagingMagnetite NanoparticlesAntigens, NeoplasmAntineoplastic AgentsContrast MediaDocetaxelDrug CarriersGPI-Linked ProteinsImmunoconjugatesLactic AcidMagnetite NanoparticlesNeoplasm ProteinspolyallylaminePolyaminesPolyethylene GlycolsPolyglycolic AcidPolylactic Acid-Polyglycolic Acid CopolymerPSCA protein, humanTaxoidschemotherapyimagingnanoparticleprostate cancertargeting

Identifiers

PMID22888241
PMCPMC3415325

What OpenQuestion holds

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Registered trials

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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.