Evidence map›Paper›PMID 31616011›Full record

ArticleScientific reports2019

Lymphatic outflow of cerebrospinal fluid is reduced in glioma.

Qiaoli Ma, Felix Schlegel, Samia B Bachmann, Hannah Schneider, Yann Decker, Markus Rudin, Michael Weller, Steven T Proulx, Michael Detmar

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 75 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
75citing papers in PubMed, 1 pooled it
6.6field-weighted citation impact, top 3% 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

75 citing papers in PubMed, 1 synthesis or guideline pooled it, 103 citations in OpenAlex.

  1. Pooled it
  2. Article
  3. Article
  4. The glymphatic system and glioblastoma.Brain : a journal of neurology · 2026
    Review
  5. Article
  6. Article
  7. Review
  8. The cribriform plate: A dynamic central nervous system-immune hub.The Journal of experimental medicine · 2026
    Review
  9. Review
  10. The neurobiological regulatory mechanism of brain edema.Frontiers in cellular neuroscience · 2026
    Review
  11. Review
  12. Review
  13. Article
  14. Review
  15. Article
  16. Review
  17. Review
  18. Article
  19. Article
  20. Lymphatic transport in anti-tumor immunity and metastasis.The Journal of experimental medicine · 2025
    Review

15 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

9 authors at 4 institutions in 2 countries.

Qiaoli MaInstitute of Pharmaceutical Sciences, Swiss Federal Institute of Technology, ETH Zurich, Zurich, Switzerland.ORCID http://orcid.org/0000-0002-9932-8668
Felix SchlegelInstitute of Biomedical Engineering, University of Zurich and ETH Zurich, Zurich, Switzerland.
Samia B BachmannInstitute of Pharmaceutical Sciences, Swiss Federal Institute of Technology, ETH Zurich, Zurich, Switzerland.
Hannah SchneiderLaboratory of Molecular Neuro-Oncology, Department of Neurology, University Hospital and University of Zurich, Zurich, Switzerland.
Yann DeckerDepartment of Neurology, University of the Saarland, Homburg, Germany.
Markus RudinInstitute of Biomedical Engineering, University of Zurich and ETH Zurich, Zurich, Switzerland.
Michael WellerLaboratory of Molecular Neuro-Oncology, Department of Neurology, University Hospital and University of Zurich, Zurich, Switzerland.
Steven T ProulxInstitute of Pharmaceutical Sciences, Swiss Federal Institute of Technology, ETH Zurich, Zurich, Switzerland. steven.proulx@tki.unibe.ch.ORCID http://orcid.org/0000-0003-2154-8502
Michael DetmarInstitute of Pharmaceutical Sciences, Swiss Federal Institute of Technology, ETH Zurich, Zurich, Switzerland. michael.detmar@pharma.ethz.ch.ORCID http://orcid.org/0000-0002-5351-5054
University of Zurich · CHETH Zurich · CHSaarland University · DEUniversity of Bern · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Glioblastoma is a malignant brain tumor with mean overall survival of less than 15 months. Blood vessel leakage and peritumoral edema lead to increased intracranial pressure and augment neurological deficits which profoundly decrease the quality of life of glioblastoma patients. It is unknown how the dynamics of cerebrospinal fluid (CSF) turnover are affected during this process. By monitoring the transport of CSF tracers to the systemic blood circulation after infusion into the cisterna magna, we demonstrate that the outflow of CSF is dramatically reduced in glioma-bearing mice. Using a combination of magnetic resonance imaging (MRI) and near-infrared (NIR) imaging, we found that the circulation of CSF tracers was hindered after cisterna magna injection with reduced signals along the exiting cranial nerves and downstream lymph nodes, which represent the major CSF outflow route in mice. Due to blockage of the normal routes of CSF bulk flow within and from the cranial cavity, CSF tracers were redirected into the spinal space. In some mice, impaired CSF clearance from the cranium was compensated by a lymphatic outflow from the sacral spine.

Indexed as

AnimalsBrain NeoplasmsCell Line, TumorCerebrospinal FluidCisterna MagnaDisease Models, AnimalFemaleGlioblastomaGlymphatic SystemHumansHydrodynamicsIntracranial HypertensionMagnetic Resonance ImagingMiceSpectroscopy, Near-Infrared

Identifiers

PMID31616011
PMCPMC6794292
OpenAlexW2981309405

What OpenQuestion holds

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LicenceCC BY
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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.