Evidence map›Paper›PMID 27472268›Full record

ArticleACS nano2016

Spatial Control of Gene Expression by Nanocarriers Using Heparin Masking and Ultrasound-Targeted Microbubble Destruction.

Beata Chertok, Robert Langer, Daniel G Anderson

Abstract read
In one paragraph

Article in ACS nano, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

15 citing papers in PubMed.

  1. Review
  2. Review
  3. Article
  4. Article
  5. Article
  6. Article
  7. Review
  8. Article
  9. Engineering patient-specific cancer immunotherapies.Nature biomedical engineering · 2019
    Review
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
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.

Beata ChertokDepartment of Pharmaceutical Sciences, College of Pharmacy, University of Michigan , Ann Arbor, Michigan 48109, United States.
Robert LangerDepartment of Chemical Engineering, MIT , Cambridge, Massachusetts 02139, United States.
Daniel G AndersonDepartment of Chemical Engineering, MIT , Cambridge, Massachusetts 02139, United States.

Funding

VIRUS PRODUCTION COREP30CA014051 · NCI · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI Jacqueline A. Lees · 1985 to 2026
$93.9M
The Development of Clinical Grade, Targeted Magnetic NanoparticlesU54CA151884 · NCI · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI LANGER, ROBERT SAMUEL · 2010 to 2014
$11.3M
Stochastic gene expression in differentiation and developmentDP1CA174420 · NCI · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI VAN OUDENAARDEN, ALEXANDER · 2012 to 2012
$832k
A platform for image-guided, magneto-acoustic gene therapy of pancreatic cancerF32EB015835 · NIBIB · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI CHERTOK, BEATA · 2012 to 2012
$52k
NCI NIH HHS DP1 CA174420NCI NIH HHS P30 CA014051NCI NIH HHS U54 CA151884NIBIB NIH HHS F32 EB015835
6 · The paper itself

Abstract

We developed a method to spatially control gene expression following nonviral delivery of DNA. This method includes surface-modifying DNA nanocarriers with heparin to inhibit passive gene transfer in both the target and the off-target tissues and using ultrasound-targeted microbubble destruction (UTMD) to selectively activate heparin-inhibited gene transfer at the target site. We observed that the engraftment of heparin onto the surface of cationic liposomes reduced off-target gene expression in the liver, a major site of nanoplex accumulation, by more than 700-fold compared to the nonheparinized PEGylated liposomes. We further observed that tumor-directed UTMD increased gene transfer with heparin-modified nanoplexes by more than 10-fold. This method augmented tumor-to-liver selectivity of gene expression by 4000-fold compared to controls. We conclude that heparinization of DNA nanocarriers in conjunction with localized activation of gene transfer by UTMD may enable greater spatial control over genetic therapy.

Indexed as

DNAGenetic TherapyHeparinMicrobubblesLiposomesNanotechnologyTransfectionDNAHeparinLiposomesgene deliverygene nanocarriersheparin surface maskingmicrobubblesspatial controltumor targetingultrasound

Identifiers

PMID27472268
PMCPMC5240524

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.