Evidence map›Paper›PMID 27248849›Full record

ArticleScientific reports2016

Longitudinal, label-free, quantitative tracking of cell death and viability in a 3D tumor model with OCT.

Yookyung Jung, Oliver J Klein, Hequn Wang, Conor L Evans

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.9field-weighted citation impact, top 15% 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

20 citing papers in PubMed, 34 citations in OpenAlex.

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  19. Review of optical coherence tomography in oncology.Journal of biomedical optics · 2017
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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

4 authors at 2 institutions in 1 country.

Yookyung JungWellman Center for Photomedicine, Harvard Medical School, Massachusetts General Hospital, CNY149-3, 13th St, Charlestown, MA USA.
Oliver J KleinWellman Center for Photomedicine, Harvard Medical School, Massachusetts General Hospital, CNY149-3, 13th St, Charlestown, MA USA.
Hequn WangWellman Center for Photomedicine, Harvard Medical School, Massachusetts General Hospital, CNY149-3, 13th St, Charlestown, MA USA.
Conor L EvansWellman Center for Photomedicine, Harvard Medical School, Massachusetts General Hospital, CNY149-3, 13th St, Charlestown, MA USA.
Harvard University · USMassachusetts General Hospital · US

Funding

Imaging and Overcoming Hypoxia-Induced Resistance in Metastatic Ovarian CancerDP2OD007096 · OD · MASSACHUSETTS GENERAL HOSPITAL · PI EVANS, CONOR LEE · 2010 to 2010
$2.7M
Hyperspectral and Structural Microscopy Platform for Therapy of Resistant CancerR21CA155535 · NCI · MASSACHUSETTS GENERAL HOSPITAL · PI EVANS, CONOR LEE · 2011 to 2012
$307k
CIHRNCI NIH HHS R21 CA155535NIH HHS DP2 OD007096
6 · The paper itself

Abstract

Three-dimensional in vitro tumor models are highly useful tools for studying tumor growth and treatment response of malignancies such as ovarian cancer. Existing viability and treatment assessment assays, however, face shortcomings when applied to these large, complex, and heterogeneous culture systems. Optical coherence tomography (OCT) is a noninvasive, label-free, optical imaging technique that can visualize live cells and tissues over time with subcellular resolution and millimeters of optical penetration depth. Here, we show that OCT is capable of carrying out high-content, longitudinal assays of 3D culture treatment response. We demonstrate the usage and capability of OCT for the dynamic monitoring of individual and combination therapeutic regimens in vitro, including both chemotherapy drugs and photodynamic therapy (PDT) for ovarian cancer. OCT was validated against the standard LIVE/DEAD Viability/Cytotoxicity Assay in small tumor spheroid cultures, showing excellent correlation with existing standards. Importantly, OCT was shown to be capable of evaluating 3D spheroid treatment response even when traditional viability assays failed. OCT 3D viability imaging revealed synergy between PDT and the standard-of-care chemotherapeutic carboplatin that evolved over time. We believe the efficacy and accuracy of OCT in vitro drug screening will greatly contribute to the field of cancer treatment and therapy evaluation.

Indexed as

Antineoplastic AgentsCarboplatinCell Culture TechniquesCell DeathCell SurvivalCell TrackingDrug CombinationsDrug SynergismFemaleHumansImaging, Three-DimensionalModels, BiologicalOvarian NeoplasmsPhotochemotherapyPhotosensitizing AgentsSpheroids, Cellular5-ethylamino-9-diethylaminobenzo(a)phenothiaziniumAntineoplastic AgentsCarboplatinDrug CombinationsPhotosensitizing AgentsThiazines

Identifiers

PMID27248849
PMCPMC4888651
OpenAlexW2462114633

What OpenQuestion holds

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LicenceCC BY
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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.