Evidence map›Paper›PMID 31843897›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2020

How tissue fluidity influences brain tumor progression.

Kaspar-Josche Streitberger, Ledia Lilaj, Felix Schrank, Jürgen Braun, Karl-Titus Hoffmann, Martin Reiss-Zimmermann, Josef A Käs, Ingolf Sack

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 85 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
85citing papers in PubMed, 1 pooled it
–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

85 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Changes in Tissue Fluidity Predict Tumor Aggressiveness In Vivo.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2023
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  16. Scaling the glassy dynamics of active particles: Tunable fragility and reentrance.Proceedings of the National Academy of Sciences of the United States of America · 2026
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25 more citing papers are in PubMed but not listed here.

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

8 authors.

Kaspar-Josche StreitbergerDepartment of Neurology, Charité - Universitätsmedizin Berlin, 10117 Berlin, Germany.
Ledia LilajDepartment of Radiology, Charité - Universitätsmedizin Berlin, 10117 Berlin, Germany.
Felix SchrankDepartment of Radiology, Charité - Universitätsmedizin Berlin, 10117 Berlin, Germany.
Jürgen BraunInstitute of Medical Informatics, Charité - Universitätsmedizin Berlin, 10117 Berlin, Germany.ORCID 0000-0001-5183-7546
Karl-Titus HoffmannDepartment of Neuroradiology, Universitätsmedizin Leipzig, 04103 Leipzig, Germany.
Martin Reiss-ZimmermannDepartment of Neuroradiology, Universitätsmedizin Leipzig, 04103 Leipzig, Germany.
Josef A KäsDivision of Soft Matter Physics, Faculty of Physics and Geosciences, 04103 Leipzig, Germany.
Ingolf SackDepartment of Radiology, Charité - Universitätsmedizin Berlin, 10117 Berlin, Germany; ingolf.sack@charite.de.ORCID 0000-0003-2460-1444

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mechanical properties of biological tissues and, above all, their solid or fluid behavior influence the spread of malignant tumors. While it is known that solid tumors tend to have higher mechanical rigidity, allowing them to aggressively invade and spread in solid surrounding healthy tissue, it is unknown how softer tumors can grow within a more rigid environment such as the brain. Here, we use in vivo magnetic resonance elastography (MRE) to elucidate the role of anomalous fluidity for the invasive growth of soft brain tumors, showing that aggressive glioblastomas (GBMs) have higher water content while behaving like solids. Conversely, our data show that benign meningiomas (MENs), which contain less water than brain tissue, are characterized by fluid-like behavior. The fact that the 2 tumor entities do not differ in their soft properties suggests that fluidity plays an important role for a tumor's aggressiveness and infiltrative potential. Using tissue-mimicking phantoms, we show that the anomalous fluidity of neurotumors physically enables GBMs to penetrate surrounding tissue, a phenomenon similar to Saffman-Taylor viscous-fingering instabilities, which occur at moving interfaces between fluids of different viscosity. Thus, targeting tissue fluidity of malignant tumors might open horizons for the diagnosis and treatment of cancer.

Indexed as

Disease ProgressionExtracellular FluidAgarAgedBrainBrain NeoplasmsElasticity Imaging TechniquesGlioblastomaHeparinHumansMagnetic Resonance ImagingMaleMeningiomaPhantoms, ImagingSoy FoodsViscosityAgarHeparinWaterglioblastomainvasive growthin vivo magnetic resonance elastographyneurotumorsviscous fingering

Identifiers

PMID31843897
PMCPMC6955323

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.