Evidence map›Paper›PMID 28640590›Full record

ArticleACS applied materials & interfaces2017

Chlorin e6 Functionalized Theranostic Multistage Nanovectors Transported by Stem Cells for Effective Photodynamic Therapy.

Simo Näkki, Jonathan O Martinez, Michael Evangelopoulos, Wujun Xu, Vesa-Pekka Lehto, Ennio Tasciotti

Abstract read
In one paragraph

Article in ACS applied materials & interfaces, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

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  16. Trends towards Biomimicry in Theranostics.Nanomaterials (Basel, Switzerland) · 2018
    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

6 authors.

Simo NäkkiDepartment of Applied Physics, University of Eastern Finland , Yliopistonranta 1, Kuopio 70211, Finland.ORCID http://orcid.org/0000-0002-6031-8913
Jonathan O MartinezCenter for Biomimetic Medicine, Houston Methodist Research Institute , 6670 Bertner Avenue, Houston, Texas 77030, United States.ORCID http://orcid.org/0000-0002-0517-366X
Michael EvangelopoulosCenter for Biomimetic Medicine, Houston Methodist Research Institute , 6670 Bertner Avenue, Houston, Texas 77030, United States.ORCID http://orcid.org/0000-0002-5300-4289
Wujun XuDepartment of Applied Physics, University of Eastern Finland , Yliopistonranta 1, Kuopio 70211, Finland.ORCID http://orcid.org/0000-0002-3177-4709
Vesa-Pekka LehtoDepartment of Applied Physics, University of Eastern Finland , Yliopistonranta 1, Kuopio 70211, Finland.ORCID http://orcid.org/0000-0001-8153-1070
Ennio TasciottiCenter for Biomimetic Medicine, Houston Methodist Research Institute , 6670 Bertner Avenue, Houston, Texas 77030, United States.ORCID http://orcid.org/0000-0003-1187-3205

Funding

TRANS-NETWORK PROJECTSU54CA143837 · NCI · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI FERRARI, MAURO · 2009 to 2014
$10.8M
NCI NIH HHS U54 CA143837
6 · The paper itself

Abstract

Approaches to achieve site-specific and targeted delivery that provide an effective solution to reduce adverse, off target side effects are urgently needed for cancer therapy. Here, we utilized a Trojan-horse-like strategy to carry photosensitizer Chlorin e6 conjugated porous silicon multistage nanovectors with tumor homing mesenchymal stem cells for targeted photodynamic therapy and diagnosis. The inherent versatility of multistage nanovectors permitted the conjugation of photosensitizers to enable precise cell death induction (60%) upon photodynamic therapy, while simultaneously retaining the loading capacity to load various payloads, such as antitumor drugs and diagnostic nanoparticles. Furthermore, the mesenchymal stem cells that internalized the multistage nanovectors conserved their proliferation patterns and in vitro affinity to migrate and infiltrate breast cancer cells. In vivo administration of the mesenchymal stem cells carrying photosensitizer-conjugated multistage nanovectors in mice bearing a primary breast tumor confirmed their tropism toward cancer sites exhibiting similar targeting kinetics to control cells. In addition, this approach yielded in a > 70% decrease in local tumor cell viability after in vivo photodynamic therapy. In summary, these results show the proof-of-concept of how photosensitizer conjugated multistage nanovectors transported by stem cells can target tumors and be used for effective site-specific cancer therapy while potentially minimizing potential negative side effects.

Indexed as

Stem CellsAnimalsCell Line, TumorChlorophyllidesMicePhotochemotherapyPhotosensitizing AgentsPorphyrinsTheranostic NanomedicineChlorophyllidesPhotosensitizing AgentsphytochlorinPorphyrinscancer therapymesenchymal stem cellsphotodynamic therapyporous silicontheranostics

Identifiers

PMID28640590
PMCPMC5565768

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.