Evidence map›Paper›PMID 32483249›Full record

ArticleScientific reports2020

Toward personalized synchrotron microbeam radiation therapy.

Elette Engels, Nan Li, Jeremy Davis, Jason Paino, Matthew Cameron, Andrew Dipuglia, Sarah Vogel, Michael Valceski, Abass Khochaiche, Alice O'Keefe and 8 more

Abstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing 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

24 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

18 authors.

Elette EngelsCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.ORCID http://orcid.org/0000-0003-4704-2104
Nan LiCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.
Jeremy DavisCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.
Jason PainoCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.
Matthew CameronCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.
Andrew DipugliaCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.
Sarah VogelCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.ORCID http://orcid.org/0000-0002-9779-8797
Michael ValceskiCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.
Abass KhochaicheCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.
Alice O'KeefeCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.
Micah BarnesAustralian Synchrotron - Australia's Nuclear Science and Technology Organisation (ANSTO), 800 Blackburn Road, Clayton, Victoria, 3168, Australia.ORCID http://orcid.org/0000-0002-8691-0616
Ashley CullenCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.
Andrew StevensonAustralian Synchrotron - Australia's Nuclear Science and Technology Organisation (ANSTO), 800 Blackburn Road, Clayton, Victoria, 3168, Australia.
Susanna GuatelliCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.
Anatoly RosenfeldCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.
Michael LerchCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.
Stéphanie CordeCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia.ORCID http://orcid.org/0000-0003-0388-7340
Moeava TeheiCentre for Medical Radiation Physics, University of Wollongong, New South Wales, 2522, Australia. moeava@uow.edu.au.ORCID http://orcid.org/0000-0003-3654-6833

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Synchrotron facilities produce ultra-high dose rate X-rays that can be used for selective cancer treatment when combined with micron-sized beams. Synchrotron microbeam radiation therapy (MRT) has been shown to inhibit cancer growth in small animals, whilst preserving healthy tissue function. However, the underlying mechanisms that produce successful MRT outcomes are not well understood, either in vitro or in vivo. This study provides new insights into the relationships between dosimetry, radiation transport simulations, in vitro cell response, and pre-clinical brain cancer survival using intracerebral gliosarcoma (9LGS) bearing rats. As part of this ground-breaking research, a new image-guided MRT technique was implemented for accurate tumor targeting combined with a pioneering assessment of tumor dose-coverage; an essential parameter for clinical radiotherapy. Based on the results of our study, we can now (for the first time) present clear and reproducible relationships between the in vitro cell response, tumor dose-volume coverage and survival post MRT irradiation of an aggressive and radioresistant brain cancer in a rodent model. Our innovative and interdisciplinary approach is illustrated by the results of the first long-term MRT pre-clinical trial in Australia. Implementing personalized synchrotron MRT for brain cancer treatment will advance this international research effort towards clinical trials.

Indexed as

AnimalsBrainBrain NeoplasmsDisease Models, AnimalGliosarcomaMaleRatsRats, Inbred F344Survival RateSynchrotronsX-Ray MicrotomographyX-Rays

Identifiers

PMID32483249
PMCPMC7264143

What OpenQuestion holds

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LicenceCC BY
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.