Evidence map›Paper›PMID 32390007›Full record

ArticleBritish journal of cancer2020

Bimodal magnetic resonance and optical imaging of extracellular matrix remodelling by orthotopic ovarian tumours.

Filip Bochner, Liat Fellus-Alyagor, Dafna Ketter, Ofra Golani, Inbal Biton, Michal Neeman

Open access · hybridAbstract read
In one paragraph

Article in British journal of cancer, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.0field-weighted citation impact, top 23% 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

7 citing papers in PubMed, 8 citations in OpenAlex.

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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 at 2 institutions in 2 countries.

Filip BochnerDepartment of Biological Regulation, Weizmann Institute of Science, Rehovot, Israel.
Liat Fellus-AlyagorDepartment of Biological Regulation, Weizmann Institute of Science, Rehovot, Israel.
Dafna KetterDepartment of Biological Regulation, Weizmann Institute of Science, Rehovot, Israel.
Ofra GolaniLife Sciences Core Facilities, Weizmann Institute of Science, Rehovot, Israel.
Inbal BitonDepartment of Veterinary Resources, Weizmann Institute of Science, Rehovot, Israel.
Michal NeemanDepartment of Biological Regulation, Weizmann Institute of Science, Rehovot, Israel. michal.neeman@weizmann.ac.il.
Weizmann Institute of Science · ILInstitute for Biomedical Engineering · CH

Funding

MRI STUDIES OF ANGIOGENESIS IN OVARIAN CANCERR01CA075334 · NCI · WEIZMANN INSTITUTE OF SCIENCE · PI NEEMAN, MICHAL · 1998 to 2015
$1.6M
EC | EC Seventh Framework Programm | FP7 Ideas: European Research Council (FP7-IDEAS-ERC - Specific Programme: "Ideas" Implementing the Seventh Framework Programme of the European Community for Research, Technological Development and Demonstration Activities (2007 to 2013)) 232640-IMAGOIsrael Science Foundation (ISF) 326/14NCI NIH HHS R01 CA075334
6 · The paper itself

Abstract

backgroundThe extracellular matrix modulates the development of ovarian tumours. Currently, evaluation of the extracellular matrix in the ovary is limited to histological methods. Both magnetic resonance imaging (MRI) and two-photon microscopy (2PM) enable dynamic visualisation and quantification of fibrosis by endogenous contrast mechanisms: magnetisation transfer (MT) MRI and second-harmonic generation (SHG) 2PM, respectively.

methodsHere, we applied the MT-MRI protocol for longitudinal imaging of the stroma in orthotopic human ovarian cancer ES-2 xenograft model in CD1 athymic nude mice, and for orthotopically implanted ovarian PDX using a MR-compatible imaging window chamber implanted into NSG mice.

resultsWe observed differences between ECM deposition in ovarian and skin lesions, and heterogeneous collagen distribution in ES-2 lesions. An MR-compatible imaging window chamber enabled visual matching between T2 MRI maps of orthotopically implanted PDX grafts and anatomical images of their microenvironment acquired with a stereomicroscope and SHG-2PM intravital microscopy of the collagen. Bimodal MRI/2PM imaging allowed us to quantify the fibrosis within the same compartments, and demonstrated the consistent results across the modalities.

conclusionsThis work demonstrates a novel approach for measuring the stromal biomarkers in orthotopic ovarian tumours in mice, on both macroscopic and microscopic levels.

Indexed as

Magnetic Resonance ImagingOptical ImagingAnimalsCell Line, TumorCollagenExtracellular MatrixFemaleHeterograftsHumansMiceOvarian NeoplasmsOvaryTumor MicroenvironmentCollagen

Identifiers

PMID32390007
PMCPMC7374547
OpenAlexW3021815408

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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.