Evidence map›Paper›PMID 24191048›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2013

Photoswitchable nanoparticles for in vivo cancer chemotherapy.

Rong Tong, Homer H Chiang, Daniel S Kohane

Open access · bronzeAbstract readEvaluation Study
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 81 papers.

0numbers the graph read from it
0cells of the map it votes in
81citing papers in PubMed
11.3field-weighted citation impact, top 1% 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

81 citing papers in PubMed, 230 citations in OpenAlex.

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21 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

3 authors at 2 institutions in 1 country.

Rong TongLaboratory for Biomaterials and Drug Delivery, Department of Anesthesiology, Division of Critical Care Medicine, Boston Children's Hospital, Harvard Medical School, Boston, MA 02115.
Homer H Chiang
Daniel S Kohane
Harvard University · USBoston Children's Hospital · US

Funding

Prolonged Duration Local AnesthesiaR01GM073626 · NIGMS · MASSACHUSETTS GENERAL HOSPITAL · PI KOHANE, DANIEL S · 2006 to 2018
$4.7M
NIGMS NIH HHS R01 GM073626
6 · The paper itself

Abstract

There are many obstacles to effective cancer chemotherapy, including drug penetration and accumulation in tumors and drug systemic toxicity. The penetration of therapies into tumors is limited by the dense tumor matrix and by compression of the tumor vasculature. We have developed spiropyran-based nanoparticles that shrink from 103 to 49 nm upon irradiation at 365 nm. That shrinkage enhanced tissue penetration and drug release. Irradiation of s.c. HT-1080 tumors in nude mice administered i.v. docetaxel-containing nanoparticles was more effective treatment than free docetaxel or encapsulated docetaxel without irradiation. Irradiation at the tumor site also resulted in less systemic toxicity than if the nanoparticles were irradiated before injection, presumably because of less systemically distributed free drug. The enhanced efficacy of nanoparticles in irradiated tumors may have been related to the observed enhanced tumor penetration by nanoparticles and decompression of tumor blood vessels, which may also increase nanoparticle delivery into tumors.

Indexed as

Ultraviolet RaysAntineoplastic AgentsBenzopyransDrug Delivery SystemsHeLa CellsHumansIndolesNanoparticlesNeoplasmsNitro CompoundsTetrazolium SaltsThiazolesTime FactorsAntineoplastic AgentsBenzopyransIndolesNitro CompoundsspiropyranTetrazolium SaltsThiazolesthiazolyl bluenanomedicinephotoswitchingtriggered drug delivery

Identifiers

PMID24191048
PMCPMC3839756
OpenAlexW2155685502

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.