Evidence map›Paper›PMID 39467520›Full record

ArticleJournal of vascular research2024

Toll-Like Receptor 2 Attenuates the Formation and Progression of Angiotensin II-Induced Abdominal Aortic Aneurysm in ApoE-/- Mice.

Yali Zhang, Jessamyn Bagley, Ho-Jin Park, Xuehong Cao, Elena Maganto-Garcia, Andrew Lichtman, Debbie Beasley, Jonas B Galper

Abstract read
In one paragraph

Article in Journal of vascular research, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Review
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.

Yali ZhangMolecular Cardiology Research Institute, Tufts Medical Center, Boston, Massachusetts, USA.
Jessamyn BagleyDepartment of Immunology, Tufts School of Medicine, Boston, Massachusetts, USA.
Ho-Jin ParkMolecular Cardiology Research Institute, Tufts Medical Center, Boston, Massachusetts, USA.
Xuehong CaoMolecular Cardiology Research Institute, Tufts Medical Center, Boston, Massachusetts, USA.
Elena Maganto-GarciaDepartment of Pathology, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts, USA.
Andrew LichtmanDepartment of Pathology, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts, USA.
Debbie BeasleyMolecular Cardiology Research Institute, Tufts Medical Center, Boston, Massachusetts, USA.
Jonas B GalperMolecular Cardiology Research Institute, Tufts Medical Center, Boston, Massachusetts, USA.

Funding

Role of Sterols &Insulin in Cardiac Autonomic ResponseR01HL074876 · NHLBI · TUFTS MEDICAL CENTER · PI GALPER, JONAS BERNARD · 2004 to 2013
$3.2M
A Role of PKG1a and Inhibitors of cGMP Phosphodiesterase in Post MI VT in Mouse Models for Type II Diabetes and Metabolic SyndromeR01HL153433 · NHLBI · TUFTS MEDICAL CENTER · PI GALPER, JONAS BERNARD · 2020 to 2023
$2.7M
NHLBI NIH HHS R01 HL074876NHLBI NIH HHS R01 HL153433
6 · The paper itself

Abstract

introductionWe demonstrated Toll-like receptor (TLR) 4 in the pathogenesis of angiotensin II (AngII)-mediated abdominal aortic aneurysm (AAA) formation. Here, we study TLR2 in the AAA formation.

methodsMale ApoE-/- and ApoE-/-TLR2-/- mice were treated with AngII. Mice were injected with the TLR2 agonist Pam3CSK4. The incidence and severity of AAA were determined. MCP-1, MCP-5, RANTES, CXCL10, CCR5, and CXCR3 were analyzed. M1 and M2 macrophages in the aorta were detected by flow cytometry.

resultsThese studies demonstrated an increase in AAA formation in TLR2-/- mice and a decrease by Pam3CSK4. Pam3CSK4 decreased the ratio of M1/M2 and the levels of RANTES, CXCL10, CCR5, and CXCR3. Furthermore, Pam3CSK4 treatment 1 week following AngII retarded the progression of AAA.

conclusionThese data demonstrated a protective effect of TLR2 signaling on AAA in association with a decrease in the ratio of M1 to M2 macrophages and the expression of chemokines and their receptors. Furthermore, the treatment of Pam3CSK4 after AngII demonstrated a marked retardation of lesion progression. Given the fact that most AAA patients are detected late in the disease process, these findings suggest that TLR2 stimulation may play a therapeutic role in retarding disease progression.

Indexed as

Angiotensin IIAortic Aneurysm, AbdominalDisease Models, AnimalDisease ProgressionLipopeptidesMacrophagesMice, Inbred C57BLMice, Knockout, ApoESignal TransductionToll-Like Receptor 2AnimalsAorta, AbdominalApolipoproteins EMaleMiceReceptors, CCR5Angiotensin IIApoe protein, mouseApolipoproteins ECCR5 protein, mouseCxcr3 protein, mouseLipopeptidesPam(3)CSK(4) peptideReceptors, CCR5Receptors, CXCR3Tlr2 protein, mouseToll-Like Receptor 2Abdominal aortic aneurysmCCR5/CXCR3 inhibitor TAK-779M1/M2 macrophage ratioPam3CSK4Toll-like receptor 2

Identifiers

PMID39467520
PMCPMC11651225

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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.