Evidence map›Paper›PMID 33019897›Full record

ArticleStroke2020

Mast Cell Promotes the Development of Intracranial Aneurysm Rupture.

Hajime Furukawa, Kosuke Wada, Yoshiteru Tada, Atsushi Kuwabara, Hiroki Sato, Jinglu Ai, Michael T Lawton, Tomoki Hashimoto

Open access · bronzeAbstract read
In one paragraph

Article in Stroke, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 1 pooled it
3.3field-weighted citation impact, top 6% 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

29 citing papers in PubMed, 1 synthesis or guideline pooled it, 47 citations in OpenAlex.

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  15. Integrative analysis of multi-omics data to identify three immune-related genes in the formation and progression of intracranial aneurysms.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2023
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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

8 authors at 1 institution in 1 country.

Hajime FurukawaDepartments of Neurosurgery and Neurobiology, Barrow Aneurysm and AVM Research Center, Barrow Neurological Institute, Phoenix, AZ.
Kosuke WadaDepartments of Neurosurgery and Neurobiology, Barrow Aneurysm and AVM Research Center, Barrow Neurological Institute, Phoenix, AZ.
Yoshiteru TadaDepartments of Neurosurgery and Neurobiology, Barrow Aneurysm and AVM Research Center, Barrow Neurological Institute, Phoenix, AZ.
Atsushi KuwabaraDepartments of Neurosurgery and Neurobiology, Barrow Aneurysm and AVM Research Center, Barrow Neurological Institute, Phoenix, AZ.
Hiroki SatoDepartments of Neurosurgery and Neurobiology, Barrow Aneurysm and AVM Research Center, Barrow Neurological Institute, Phoenix, AZ.
Jinglu AiDepartments of Neurosurgery and Neurobiology, Barrow Aneurysm and AVM Research Center, Barrow Neurological Institute, Phoenix, AZ.
Michael T LawtonDepartments of Neurosurgery and Neurobiology, Barrow Aneurysm and AVM Research Center, Barrow Neurological Institute, Phoenix, AZ.
Tomoki HashimotoDepartments of Neurosurgery and Neurobiology, Barrow Aneurysm and AVM Research Center, Barrow Neurological Institute, Phoenix, AZ.
Barrow Neurological Institute · US

Funding

EGF-ADAM17 axis in the pathophysiology of intracranial aneurysmR01NS109382 · NINDS · ST. JOSEPH'S HOSPITAL AND MEDICAL CENTER · PI EGUCHI, SATORU, HASHIMOTO, TOMOKI · 2019 to 2023
$2.2M
Mechanisms for intracranial aneurysm ruptureR01NS109584 · NINDS · ST. JOSEPH'S HOSPITAL AND MEDICAL CENTER · PI HASHIMOTO, TOMOKI · 2020 to 2024
$1.9M
The Role of Mast Cells in the Pathophysiology of Intracranial AneurysmR01NS082280 · NINDS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI HASHIMOTO, TOMOKI · 2013 to 2017
$1.7M
NINDS NIH HHS R01 NS082280NINDS NIH HHS R01 NS109382NINDS NIH HHS R01 NS109584
6 · The paper itself

Abstract

background and purposeInflammation has emerged as a key component of the pathophysiology of intracranial aneurysms. Mast cells have been detected in human intracranial aneurysm tissues, and their presence was associated with intramural microhemorrhage and wall degeneration. We hypothesized that mast cells play a critical role in the development of aneurysmal rupture, and that mast cells can be used as a therapeutic target for the prevention of aneurysm rupture.

methodsIntracranial aneurysms were induced in adult mice using a combination of induced systemic hypertension and a single injection of elastase into the cerebrospinal fluid. Aneurysm formation and rupture were assessed over 3 weeks. Roles of mast cells were assessed using a mast cell stabilizer (cromolyn), a mast cell activator (C48/80), and mice that are genetically lacking mature mast cells (Kit

resultsPharmacological stabilization of mast cells with cromolyn markedly decreased the rupture rate of aneurysms (80% versus 19%, n=10 versus n =16) without affecting the aneurysm formation. The activation of mast cells with C48/80 significantly increased the rupture rate of aneurysms (25% versus 100%, n=4 versus n=5) without affecting the overall rate of aneurysm formation. Furthermore, the genetic deficiency of mast cells significantly prevented aneurysm rupture (80% versus 25%, n=10 versus n=8, wild-type versus Kit

conclusionsThese results suggest that mast cells play a key role in promoting aneurysm rupture but not formation. Stabilizers of mast cells may have a potential therapeutic value in preventing intracranial aneurysm rupture in patients.

Indexed as

Aneurysm, RupturedAnimalsCathepsin GChymasesCromolyn SodiumDisease Models, AnimalInterleukin-6Intracranial AneurysmMaleMast CellsMast Cell StabilizersMatrix Metalloproteinase 9MiceMice, TransgenicMutationp-Methoxy-N-methylphenethylamineCathepsin GChymasesCromolyn SodiumCtsg protein, mouseInterleukin-6interleukin-6, mouseMast Cell StabilizersMatrix Metalloproteinase 9Mmp9 protein, mousep-Methoxy-N-methylphenethylamineProto-Oncogene Proteins c-kitReceptor, Angiotensin, Type 1RNA, MessengerTnf protein, mouseTryptasesTumor Necrosis Factor-alphaintracranial aneurysmmast cellsmicesubarachnoid hemorrhagetryptase

Identifiers

PMID33019897
PMCPMC7606717
OpenAlexW3089608883

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.