Evidence map›Paper›PMID 34744738›Full record

ArticleFrontiers in pharmacology2021

C1q/TNF-Related Protein 9 Attenuates Atherosclerosis by Inhibiting Hyperglycemia-Induced Endothelial Cell Senescence Through the AMPKα/KLF4 Signaling Pathway.

Gang Wang, Baihe Han, Ruoxi Zhang, Qi Liu, Xuedong Wang, Xingtao Huang, Dandan Liu, Weishen Qiao, Mengyue Yang, Xing Luo and 2 more

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in Frontiers in pharmacology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 26 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 1 pooled it
2.0field-weighted citation impact, top 12% 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

26 citing papers in PubMed, 1 synthesis or guideline pooled it, 32 citations in OpenAlex.

  1. Pooled it
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  5. Unveiling the roles of CTRP family in cardiac remodeling.Journal of molecular medicine (Berlin, Germany) · 2025
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  15. CTRP13 Mitigates Endothelial Cell Ferroptosis via the AMPK/KLF4 Pathway: Implications for Atherosclerosis Protection.Medical science monitor : international medical journal of experimental and clinical research · 2024
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

12 authors at 1 institution in 1 country.

Gang WangThe Key Laboratory of Myocardial Ischemia Organization, Chinese Ministry of Education, Harbin, China.
Baihe HanThe Key Laboratory of Myocardial Ischemia Organization, Chinese Ministry of Education, Harbin, China.
Ruoxi ZhangDepartment of Cardiology, Harbin Yinghua Hospital, Harbin, China.
Qi LiuThe Key Laboratory of Myocardial Ischemia Organization, Chinese Ministry of Education, Harbin, China.
Xuedong WangThe Key Laboratory of Myocardial Ischemia Organization, Chinese Ministry of Education, Harbin, China.
Xingtao HuangThe Key Laboratory of Myocardial Ischemia Organization, Chinese Ministry of Education, Harbin, China.
Dandan LiuThe Key Laboratory of Myocardial Ischemia Organization, Chinese Ministry of Education, Harbin, China.
Weishen QiaoThe Key Laboratory of Myocardial Ischemia Organization, Chinese Ministry of Education, Harbin, China.
Mengyue YangThe Key Laboratory of Myocardial Ischemia Organization, Chinese Ministry of Education, Harbin, China.
Xing LuoThe Key Laboratory of Myocardial Ischemia Organization, Chinese Ministry of Education, Harbin, China.
Jingbo HouThe Key Laboratory of Myocardial Ischemia Organization, Chinese Ministry of Education, Harbin, China.
Bo YuThe Key Laboratory of Myocardial Ischemia Organization, Chinese Ministry of Education, Harbin, China.
Ministry of Education of the People's Republic of China · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hyperglycemia-induced endothelial cell senescence has been widely reported to be involved in the pathogenesis of type 2 diabetes mellitus‒accelerated atherosclerosis. Thus, understanding the underlying mechanisms and identifying potential therapeutic targets for endothelial cell senescence are valuable for attenuating atherosclerosis progression. C1q/tumor necrosis factor-related protein 9 (CTRP9), an emerging potential cardiokine, exerts a significant protective effect with respect to atherosclerosis, particularly in endothelial cells. However, the exact mechanism by which CTRP9 prevents endothelial cells from hyperglycemia-induced senescence remains unclear. This study aimed to investigate the effects of CTRP9 on hyperglycemia-induced endothelial cell senescence and atherosclerotic plaque formation in diabetic apolipoprotein E knockout (ApoE KO) mice. Human umbilical vein endothelial cells (HUVECs) were cultured in normal glucose (5.5 mM) and high glucose (40 mM) with or without recombinant human CTRP9 protein (3 μg/ml) for 48 h. Purified lentiviruses overexpressing CTRP9 (Lv-CTRP9) and control vectors containing green fluorescent protein (Lv-GFP) were injected via the tail vein into streptozotocin-induced diabetic ApoE KO mice. Results revealed that exposure of HUVECs to HG significantly increased the expression of Krüppel-like factor 4 (KLF4) and cyclin-dependent kinase inhibitor p21 (p21) and decreased that of telomerase reverse transcriptase (TERT). Treatment with recombinant human CTRP9 protein protected HUVECs from HG-induced premature senescence and dysfunction. CTRP9 promoted the phosphorylation of AMP-activated kinase (AMPK), attenuated the expression of KLF4 and p21 induced by HG, and increased the expression of TERT in HUVECs. Furthermore, in the background of AMPKα knockdown or KLF4 activation, the protective effects of CTRP9 were abolished.

Indexed as

AMPKatherosclerosisCTRP9hyperglycemiaKLF4senescence

Identifiers

PMID34744738
PMCPMC8569937
OpenAlexW3208981919

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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.