Evidence map›Paper›PMID 22619526›Full record

ArticleInternational journal of nanomedicine2012

Curcumin-loaded magnetic nanoparticles for breast cancer therapeutics and imaging applications.

Murali M Yallapu, Shadi F Othman, Evan T Curtis, Nichole A Bauer, Neeraj Chauhan, Deepak Kumar, Meena Jaggi, Subhash C Chauhan

Open access · goldAbstract 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 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed
4.9field-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

63 citing papers in PubMed, 216 citations in OpenAlex.

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  19. Nanomaterials (Basel, Switzerland) · 2022
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3 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

8 authors at 3 institutions in 1 country.

Murali M YallapuCancer Biology Research Center, Sanford Research/University of South Dakota, Sioux Falls, SD 57104-0589, USA.
Shadi F Othman
Evan T Curtis
Nichole A Bauer
Neeraj Chauhan
Deepak Kumar
Meena Jaggi
Subhash C Chauhan
University of South Dakota · USUniversity of Nebraska–Lincoln · USUniversity of the District of Columbia · US

Funding

CENTER FOR CANCER BIOLOGY RESEARCHP20RR024219 · NCRR · SANFORD RESEARCH/USD · PI MISKIMINS, W KEITH · 2011 to 2011
$2.3M
Aspects of MUC13 Mucin in CancerR01CA142736 · NCI · UNIVERSITY OF TENNESSEE HEALTH SCI CTR · PI CHAUHAN, SUBHASH C. · 2010 to 2013
$1.2M
NCI NIH HHS R01 CA142736NCRR NIH HHS P20 RR024219
6 · The paper itself

Abstract

backgroundThe next generation magnetic nanoparticles (MNPs) with theranostic applications have attracted significant attention and will greatly improve nanomedicine in cancer therapeutics. Such novel MNP formulations must have ultra-low particle size, high inherent magnetic properties, effective imaging, drug targeting, and drug delivery properties. To achieve these characteristic properties, a curcumin-loaded MNP (MNP-CUR) formulation was developed.

methodsMNPs were prepared by chemical precipitation method and loaded with curcumin (CUR) using diffusion method. The physicochemical properties of MNP-CUR were characterized using dynamic light scattering, transmission electron microscopy, and spectroscopy. The internalization of MNP-CUR was achieved after 6 hours incubation with MDA-MB-231 breast cancer cells. The anticancer potential was evaluated by a tetrazolium-based dye and colony formation assays. Further, to prove MNP-CUR results in superior therapeutic effects over CUR, the mitochondrial membrane potential integrity and reactive oxygen species generation were determined. Magnetic resonance imaging capability and magnetic targeting property were also evaluated.

resultsMNP-CUR exhibited individual particle grain size of ~9 nm and hydrodynamic average aggregative particle size of ~123 nm. Internalized MNP-CUR showed a preferential uptake in MDA-MB-231 cells in a concentration-dependent manner and demonstrated accumulation throughout the cell, which indicates that particles are not attached on the cell surface but internalized through endocytosis. MNP-CUR displayed strong anticancer properties compared to free CUR. MNP-CUR also amplified loss of potential integrity and generation of reactive oxygen species upon treatment compared to free CUR. Furthermore, MNP-CUR exhibited superior magnetic resonance imaging characteristics and significantly increased the targeting capability of CUR.

conclusionMNP-CUR exhibits potent anticancer activity along with imaging and magnetic targeting capabilities. This approach can be extended to preclinical and clinical use and may have importance in cancer treatment and cancer imaging in the future. Further, if these nanoparticles can functionalize with antibody/ligands, they will serve as novel platforms for multiple biomedical applications.

Indexed as

Antineoplastic AgentsBreast NeoplasmsCell Line, TumorCurcuminDrug Delivery SystemsFemaleHumansMagnetic Resonance ImagingMagnetite NanoparticlesMembrane Potential, MitochondrialMicroscopy, Electron, TransmissionNanomedicineReactive Oxygen SpeciesAntineoplastic AgentsCurcuminMagnetite NanoparticlesReactive Oxygen Speciesbiomedical applicationscancer therapeuticsdrug delivery systemsmagnetic nanoparticlesmagnetic resonance imagingnanomedicine

Identifiers

PMID22619526
PMCPMC3356199
OpenAlexW2077605558

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.