Evidence map›Paper›PMID 23606545›Full record

ArticleAdvanced healthcare materials2013

Oil-filled lipid nanoparticles containing 2'-(2-bromohexadecanoyl)-docetaxel for the treatment of breast cancer.

Lan Feng, Soumya R Benhabbour, Russell J Mumper

Open access · greenAbstract read
In one paragraph

Article in Advanced healthcare materials, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
1.0field-weighted citation impact, top 26% 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

5 citing papers in PubMed, 16 citations in OpenAlex.

  1. Review
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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 at 1 institution in 1 country.

Lan FengCenter for Nanotechnology in Drug Delivery, Division of Molecular Pharmaceutics, UNC Eshelman School of Pharmacy, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA.
Soumya R Benhabbour
Russell J Mumper
University of North Carolina at Chapel Hill · US

Funding

Translational Nanosystems for Improved Lung Cancer Treatment with Small MoleculesU54CA151652 · NCI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI DESIMONE, JOSEPH M. · 2010 to 2014
$12.1M
EGFR Targeted Nanoparticles to Overcome Paclitaxel Resistant Breast CancerR01CA115197 · NCI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI MUMPER, RUSSELL J · 2006 to 2009
$995k
NCI NIH HHS R01 CA115197NCI NIH HHS U54 CA151652
6 · The paper itself

Abstract

A docetaxel (DX) lipid conjugate 2'-(2-bromohexadecanoyl)-docetaxel (2-Br-C16-DX) is synthesized to enhance the drug loading, entrapment, and retention in liquid oil-filled lipid nanoparticles (NPs). The conjugate is successfully entrapped in the previously optimized NPs with an entrapment efficiency of 56.8%. In-vitro release studies in 100% mouse plasma show an initial 45% burst release with no additional release within 8 h. The conjugate is able to be hydrolyzed to release DX by esterases in-vitro. The conjugate is less potent than unmodified DX in DU-145 and 4T1 cells. However, NPs containing the conjugate show significantly higher cytotoxicity compared to its free form especially in 4T1 cells. In-vivo, the AUC0-∞ value of NP-formulated 2-Br-C16-DX is about 100-fold higher than DX formulated in Taxotere. Furthermore, 2-Br-C16-DX NPs improve DX AUC 4.3-fold compared to Taxotere. The high concentration and prolonged exposure of both 2-Br-C16-DX and DX from 2-Br-C16-DX NPs in circulation result in a 10-fold and 1.5-fold higher accumulation of 2-Br-C16-DX and DX, respectively, in tumors compared to Taxotere. In mice bearing syngeneic 4T1 tumors, 2-Br-C16-DX NPs show markedly greater anticancer efficacy, as well as survival benefit over all controls. The results of these studies support that the oil-filled NPs containing hydrolyzable lipophilic DX prodrug 2-Br-C16-DX improve the therapeutic index of DX and are more efficacious in the treatment of breast cancer.

Indexed as

AnimalsAntineoplastic AgentsBreast NeoplasmsCell Line, TumorDocetaxelFemaleHumansKaplan-Meier EstimateMiceMice, Inbred BALB CNanoparticlesOilsTaxoidsTissue DistributionTreatment Outcome2'-(2-bromohexadecanoyl)docetaxelAntineoplastic AgentsDocetaxelOilsTaxoidsdocetaxeldrug deliveryester prodrugnanoparticleoil-filled

Identifiers

PMID23606545
PMCPMC3858483
OpenAlexW1967014383

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.