Evidence map›Paper›PMID 21499315›Full record

ArticleNature materials2011

The targeted delivery of multicomponent cargos to cancer cells by nanoporous particle-supported lipid bilayers.

Carlee E Ashley, Eric C Carnes, Genevieve K Phillips, David Padilla, Paul N Durfee, Page A Brown, Tracey N Hanna, Juewen Liu, Brandy Phillips, Mark B Carter and 11 more

Erratum issuedAbstract read
In one paragraph

Article in Nature materials, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 261 papers.

0numbers the graph read from it
0cells of the map it votes in
261citing 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

261 citing papers in PubMed.

  1. Trial
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  4. Article
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  8. Chemokine/cytokine-releasing biomaterials induce in situ tertiary lymphoid-like structures and enhance antitumor immunity.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  9. Article
  10. Article
  11. Article
  12. Review
  13. Review
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  17. Bioinspired Extracellular Vesicles for Enhanced Delivery of siRNA to Tumors.Methods in molecular biology (Clifton, N.J.) · 2025
    Article
  18. Article
  19. Review
  20. Article

201 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

21 authors.

Carlee E AshleyCenter for Micro-Engineered Materials, University of New Mexico, Albuquerque, New Mexico 87131, USA. ceashle@sandia.gov
Eric C Carnes
Genevieve K Phillips
David Padilla
Paul N Durfee
Page A Brown
Tracey N Hanna
Juewen Liu
Brandy Phillips
Mark B Carter
Nick J Carroll
Xingmao Jiang
Darren R Dunphy
Cheryl L Willman
Dimiter N Petsev
Deborah G Evans
Atul N Parikh
Bryce Chackerian
Walker Wharton
David S Peabody
C Jeffrey Brinker

Funding

NATIONAL CENTER FOR DESIGN:BIOMIMETIC NANOCONDUCTOR(RMI)PN2EY016570 · NEI · UNIVERSITY OF ILLINOIS URBANA-CHAMPAIGN · PI JAKOBSSON, ERIC G · 2005 to 2009
$6.6M
Scientific Core: Acquisition, Synthesis, and Characterization of NanomaterialsU19ES019528 · NIEHS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI NEL, ANDRE ELIAS · 2010 to 2014
$5.5M
Peptide-directed protocells and virus-like particles-new nanoparticle platforms fU01CA151792 · NCI · UNIVERSITY OF NEW MEXICO HEALTH SCIS CTR · PI BRINKER, C JEFFREY, WILLMAN, CHERYL LYNN · 2010 to 2014
$1.7M
NCI NIH HHS 1U01CA151792-01NCI NIH HHS U01 CA151792NEI NIH HHS 2 PN2 EY016570BNEI NIH HHS PN2 EY016570NIEHS NIH HHS 1U19ES019528-01NIEHS NIH HHS U19 ES019528
6 · The paper itself

Abstract

Encapsulation of drugs within nanocarriers that selectively target malignant cells promises to mitigate side effects of conventional chemotherapy and to enable delivery of the unique drug combinations needed for personalized medicine. To realize this potential, however, targeted nanocarriers must simultaneously overcome multiple challenges, including specificity, stability and a high capacity for disparate cargos. Here we report porous nanoparticle-supported lipid bilayers (protocells) that synergistically combine properties of liposomes and nanoporous particles. Protocells modified with a targeting peptide that binds to human hepatocellular carcinoma exhibit a 10,000-fold greater affinity for human hepatocellular carcinoma than for hepatocytes, endothelial cells or immune cells. Furthermore, protocells can be loaded with combinations of therapeutic (drugs, small interfering RNA and toxins) and diagnostic (quantum dots) agents and modified to promote endosomal escape and nuclear accumulation of selected cargos. The enormous capacity of the high-surface-area nanoporous core combined with the enhanced targeting efficacy enabled by the fluid supported lipid bilayer enable a single protocell loaded with a drug cocktail to kill a drug-resistant human hepatocellular carcinoma cell, representing a 10(6)-fold improvement over comparable liposomes.

Indexed as

NanoporesAmino Acid SequenceCarcinoma, HepatocellularCell Line, TumorHumansLipid BilayersLiposomesLiver NeoplasmsMolecular Sequence DataNanocapsulesPeptidesSilicon DioxideLipid BilayersLiposomesNanocapsulesPeptidesSilicon Dioxide

Identifiers

PMID21499315
PMCPMC3287066

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.