Evidence map›Paper›PMID 25171973›Full record

ArticlePharmaceutical research2015

Preparation and characterization of cisplatin magnetic solid lipid nanoparticles (MSLNs): effects of loading procedures of Fe3O4 nanoparticles.

Sha Zhao, Yongle Zhang, Yazhu Han, Jing Wang, Jie Yang

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Article in Pharmaceutical research, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.3field-weighted citation impact, top 23% 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

7 citing papers in PubMed, 28 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

5 authors at 2 institutions in 1 country.

Sha ZhaoSchool of Pharmaceutical Sciences, Hebei Medical University, Shijiazhuang, 050017, China.
Yongle Zhang
Yazhu Han
Jing Wang
Jie Yang
Hebei Medical University · CNThird Hospital of Hebei Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeIn order to improve formulation of targeting chemotherapy, cisplatin-loaded magnetic solid lipid nanoparticles (MSLNs) were prepared. In present study, the deliberate loading of Fe3O4 magnetic nanoparticles (MNs) into cisplatin SLNs was developed.

methodsSLNs were produced by film scattering ultrasonic technique. The effects of two different loading procedures of MNs on the microstructure and physicochemical properties of MSLNs were investigated by transmission electron microscopy (TEM), zetasizer, infrared spectroscopy (IR), and fluorescence spectroscopy. In vitro drug release and cytotoxicity against human cervical carcinoma SiHa cells, in vivo tumor cell uptake and target tissue distribution of MSLNs under external magnetic field were investigated.

resultsThe encapsulation efficiency of cisplatin and the content of MNs in procedure I SLNs were 69.20 ± 4.5% and 2.16 ± 0.53 mg/mL, respectively, which were higher than those of procedure II MSLNs. In procedure I, the MNs, which were combined with lipids during film formation, distributed in the middle of the lipid layer in SLNs. Differently, in procedure II, the MNs and cisplatin were contained in an interior compartment in SLNs, resulting from mixing with drugs during hydration of lipid film. The procedure I MSLNs had higher cytotoxicity than procedure II MSLNs or free cisplatin. With in vivo intratumoral administration, cisplatin concentration in the tumor tissue was maintained at higher level for MSLNs than that for free cisplatin, especially under external magnetic field.

conclusionsProcedure I, the developed deliberate MNs loading method, was superior over procedure II in cisplatin encapsulation efficiency, MNs content and cell cytotoxicity.

Indexed as

AnimalsCell Line, TumorChemistry, PharmaceuticalCisplatinFemaleFerric CompoundsHumansLipidsMagnetite NanoparticlesMiceMice, NudeRandom AllocationXenograft Model Antitumor AssaysCisplatinFerric Compoundsferric oxideLipidsMagnetite Nanoparticles

Identifiers

PMID25171973
OpenAlexW1990052090

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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.