Evidence map›Paper›PMID 34749728›Full record

ArticleJournal of biomedical science2021

Restoration of 5-methoxytryptophan protects against atherosclerotic chondrogenesis and calcification in ApoE

Guan-Lin Lee, Tsai-Lien Liao, Jing-Yiing Wu, Kenneth K Wu, Cheng-Chin Kuo

Open access · diamondAbstract read
In one paragraph

Article in Journal of biomedical science, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
0.8field-weighted citation impact, top 29% 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

9 citing papers in PubMed, 13 citations in OpenAlex.

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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

5 authors at 1 institution in 1 country.

Guan-Lin LeeInstitute of Cellular and System Medicine, National Health Research Institutes, Zhunan, Taiwan.
Tsai-Lien LiaoInstitute of Cellular and System Medicine, National Health Research Institutes, Zhunan, Taiwan.
Jing-Yiing WuInstitute of Cellular and System Medicine, National Health Research Institutes, Zhunan, Taiwan.
Kenneth K WuInstitute of Cellular and System Medicine, National Health Research Institutes, Zhunan, Taiwan. kkgo@nhri.org.tw.
Cheng-Chin KuoInstitute of Cellular and System Medicine, National Health Research Institutes, Zhunan, Taiwan. kuocc@nhri.org.tw.
National Health Research Institutes · TW

Funding

ministry of science and technology, taiwan MOST 108-2321-B-400 -009 -and 109-2326-B-400 -002
6 · The paper itself

Abstract

backgroundToll-like receptor-2 (TLR2) promotes vascular smooth muscle cell (VSMC) transdifferentiation to chondrocytes and calcification in a p38 MAPK-dependent manner. Vascular 5-methoxytryptophan (5-MTP) is a newly identified factor with anti-inflammatory actions. As 5-MTP targets p38 MAPK for its actions, we postulated that 5-MTP protects against vascular chondrogenesis and calcification.

methodsHigh-fat diet-induced advanced atherosclerosis in mice were performed to investigate the effect of 5-MTP on atherosclerotic lesions and calcification. VSMCs were used to determine the role of 5-MTP in VSMC chondrogenic differentiation and calcification. Alizarin red S and Alcian blue staining were used to measure VSMC calcification and chondrogenic differentiation, respectively.

results5-MTP was detected in aortic tissues of ApoE

conclusionsThese findings suggest that 5-MTP is a vascular arsenal against atherosclerosis and calcification by inhibiting TLR2-mediated SMC phenotypic switch to chondrocytes and the consequent calcification. 5-MTP exerts these effects by blocking p38 MAPK activation and inhibiting CREB and NF-κB transactivation activity.

Indexed as

ChondrogenesisAnimalsAtherosclerosisCalcinosisDiet, High-FatMiceTryptophan5-methoxytryptophanTryptophan5-MethoxytryptophanChondrogenic differentiationToll-like receptor 2Vascular calcification

Identifiers

PMID34749728
PMCPMC8573875
OpenAlexW3214509506

What OpenQuestion holds

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LicenceCC BY
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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.