Evidence map›Paper›PMID 35175562›Full record

ArticleTranslational stroke research2022

Vascular Endothelial Growth Factor Augments the Tolerance Towards Cerebral Stroke by Enhancing Neurovascular Repair Mechanism.

Adnan Ghori, Vincent Prinz, Melina Nieminen-Kehlä, Simon H Bayerl, Irina Kremenetskaia, Jana Riecke, Hanna Krechel, Thomas Broggini, Lea Scherschinski, Tamar Licht and 2 more

Open access · hybridAbstract read
In one paragraph

Article in Translational stroke research, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 1 pooled it
2.3field-weighted citation impact, top 11% 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

22 citing papers in PubMed, 1 synthesis or guideline pooled it, 31 citations in OpenAlex.

  1. Pooled it
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  13. Obesity-induced Ly6CJournal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism · 2024
    Article
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  17. Review
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  20. Intermittent hypoxia protects against hypoxic-ischemic brain damage by inducing functional angiogenesis.Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism · 2023
    Article
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

12 authors at 2 institutions in 2 countries.

Adnan GhoriDepartment of Neurosurgery, Universitätsmedizin Charité, 10117, Berlin, Germany. adnan.ghori@charite.de.ORCID http://orcid.org/0000-0003-0921-1683
Vincent PrinzDepartment of Neurosurgery, Universitätsmedizin Charité, 10117, Berlin, Germany.
Melina Nieminen-KehläDepartment of Neurosurgery, Universitätsmedizin Charité, 10117, Berlin, Germany.
Simon H BayerlDepartment of Neurosurgery, Universitätsmedizin Charité, 10117, Berlin, Germany.
Irina KremenetskaiaDepartment of Neurosurgery, Universitätsmedizin Charité, 10117, Berlin, Germany.
Jana RieckeDepartment of Neurosurgery, Universitätsmedizin Charité, 10117, Berlin, Germany.
Hanna KrechelDepartment of Neurosurgery, Universitätsmedizin Charité, 10117, Berlin, Germany.
Thomas BrogginiDepartment of Neurosurgery, Universitätsmedizin Charité, 10117, Berlin, Germany.
Lea ScherschinskiDepartment of Neurosurgery, Universitätsmedizin Charité, 10117, Berlin, Germany.
Tamar LichtDepartment of Developmental Biology and Cancer Research, Hebrew University Hadassah Medical School, 91120, Jerusalem, Israel.
Eli KeshetDepartment of Developmental Biology and Cancer Research, Hebrew University Hadassah Medical School, 91120, Jerusalem, Israel.
Peter VajkoczyDepartment of Neurosurgery, Universitätsmedizin Charité, 10117, Berlin, Germany.
Charité - Universitätsmedizin Berlin · DEHebrew University of Jerusalem · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The breakdown of the blood-brain barrier (BBB) is a critical event in the development of secondary brain injury after stroke. Among the cellular hallmarks in the acute phase after stroke are a downregulation of tight-junction molecules and the loss of microvascular pericyte coverage and endothelial sealing. Thus, a rapid repair of blood vessel integrity and re-stabilization of the BBB is considered an important strategy to reduce secondary brain damage. However, the mechanisms underlying BBB disruption remain poorly understood. Especially, the role of VEGF in this context remains inconclusive. With the conditional and reversible VEGF expression systems, we studied the time windows of deleterious and beneficial VEGF actions on blood vessel integrity in mice. Using genetic systems for gain of function and loss of function experiments, we activated and inhibited VEGF signaling prior and simultaneously to ischemic stroke onset. In both scenarios, VEGF seems to play a vital role in containing the stroke-induced damage after cerebral ischemia. We report that the transgenic overexpression of VEGF (GOF) prior to the stroke stabilizes the vasculature and prevents blood-brain barrier disruption in young and aged animals after stroke. Whereas inhibition of signals for endogenous VEGF (LOF) prior to stroke results in bigger infarction with massive brain swelling and enhanced BBB permeability, furthermore, activating or blocking VEGF signaling after ischemic stroke onset had comparable effects on BBB repair and cerebral edema. VEGF can function as an anti-permeability factor, and a VEGF-based therapy in the context of stroke prevention and recovery has an enormous potential.

Indexed as

Brain EdemaBrain IschemiaIschemic StrokeVascular Endothelial Growth Factor AAnimalsBlood-Brain BarrierMiceMice, TransgenicVascular Endothelial Growth Factor AAngiogenesisBlood–brain barrierIschemic strokeVascular biology

Identifiers

PMID35175562
PMCPMC9391249
OpenAlexW4213217302

What OpenQuestion holds

Textmetadata
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.