Evidence map›Paper›PMID 28593942›Full record

ArticleNature communications2017

Dynamic contrast-enhanced photoacoustic imaging using photothermal stimuli-responsive composite nanomodulators.

Yun-Sheng Chen, Soon Joon Yoon, Wolfgang Frey, Mary Dockery, Stanislav Emelianov

Abstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing 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

40 citing papers in PubMed.

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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

5 authors.

Yun-Sheng ChenDepartment of Radiology, Stanford University, 300 Pasteur Drive, Stanford, California 94305-5105, USA.ORCID 0000-0001-8823-970X
Soon Joon YoonDepartment of Electrical and Computer Engineering, The University of Texas at Austin, 1 University Station, Austin, Texas 78712, USA.
Wolfgang FreyDepartment of Biomedical Engineering, The University of Texas at Austin, 1 University Station, Austin, Texas 78712, USA.
Mary DockeryDepartment of Biomedical Engineering, The University of Texas at Austin, 1 University Station, Austin, Texas 78712, USA.
Stanislav EmelianovSchool of Electrical and Computer Engineering, Georgia Institute of Technology, 777 Atlantic Drive, Atlanta, Georgia 30332, USA.

Funding

Acoustic Imaging of Sentinel Node Metastasis using Plasmonic NanosensorsR01EB008101 · NIBIB · UNIVERSITY OF TEXAS AT AUSTIN · PI EMELIANOV, STANISLAV Y, SOKOLOV, KONSTANTIN V · 2007 to 2015
$3.6M
Functional, cellular, and molecular imaging and therapy monitoring using ultrasouR01CA158598 · NCI · UNIVERSITY OF TEXAS AT AUSTIN · PI EMELIANOV, STANISLAV Y, ESTEVA, FRANCISCO J · 2012 to 2018
$2.8M
Molecular photothermal therapy of cancer using targeted metal nanoparticlesR01CA149740 · NCI · UNIVERSITY OF TEXAS AT AUSTIN · PI EMELIANOV, STANISLAV Y · 2010 to 2014
$1.6M
NCI NIH HHS R01 CA149740NCI NIH HHS R01 CA158598NIBIB NIH HHS R01 EB008101
6 · The paper itself

Abstract

Molecular photoacoustic imaging has shown great potential in medical applications; its sensitivity is normally in pico-to-micro-molar range, dependent on exogenous imaging agents. However, tissue can produce strong background signals, which mask the signals from the imaging agents, resulting in orders of magnitude sensitivity reduction. As such, an elaborate spectral scan is often required to spectrally un-mix the unwanted background signals. Here we show a new single-wavelength photoacoustic dynamic contrast-enhanced imaging technique by employing a stimuli-responsive contrast agent. Our technique can eliminate intrinsic background noises without significant hardware or computational resources. We show that this new contrast agent can generate up to 30 times stronger photoacoustic signals than the concentration-matched inorganic nanoparticle counterparts. By dynamically modulating signals from the contrast agents with an external near-infrared optical stimulus, we can further suppress the background signals leading to an additional increase of more than five-fold in imaging contrast in vivo.

Indexed as

Acrylic ResinsAnimalsContrast MediaImage EnhancementMaleMetal NanoparticlesMice, NudeMolecular ImagingNanostructuresPhantoms, ImagingPhotoacoustic TechniquesAcrylic ResinsContrast Mediapoly-N-isopropylacrylamide

Identifiers

PMID28593942
PMCPMC5472754

What OpenQuestion holds

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Registered trials

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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.