Evidence map›Paper›PMID 27256691›Full record

ArticleJournal of lipid research2016

Electronegative low density lipoprotein induces renal apoptosis and fibrosis: STRA6 signaling involved.

Chao-Hung Chen, Liang-Yin Ke, Hua-Chen Chan, An-Sheng Lee, Kun-Der Lin, Chih-Sheng Chu, Mei-Yueh Lee, Pi-Jung Hsiao, Chin Hsu, Chu-Huang Chen and 1 more

Open access · hybridAbstract read
In one paragraph

Article in Journal of lipid research, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.9field-weighted citation impact, top 24% 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

11 citing papers in PubMed, 15 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

11 authors at 4 institutions in 2 countries.

Chao-Hung ChenGraduate Institute of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
Liang-Yin KeDepartment of Medical Laboratory Science and Biotechnology, College of Health Sciences, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan Lipid Science and Aging Research Center, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
Hua-Chen ChanGraduate Institute of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan Lipid Science and Aging Research Center, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
An-Sheng LeeDepartment of Medicine, Mackay Medical College, New Taipei, Taiwan.
Kun-Der LinDivisions of Endocrinology and Metabolism Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan.
Chih-Sheng ChuCardiology, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan.
Mei-Yueh LeeDivisions of Endocrinology and Metabolism Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan.
Pi-Jung HsiaoDivisions of Endocrinology and Metabolism Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan Departments of Internal Medicine College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
Chin HsuPhysiology, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
Chu-Huang ChenLipid Science and Aging Research Center, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan Department of Vascular and Medical Research, Texas Heart Institute, Houston, TX cchen@texasheart.org sjshin@kmu.edu.tw.
Shyi-Jang ShinGraduate Institute of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan Lipid Science and Aging Research Center, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan Divisions of Endocrinology and Metabolism Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan Departments of Internal Medicine College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan cchen@texasheart.org sjshin@kmu.edu.tw.
Kaohsiung Medical University · TWKaohsiung Medical University Chung-Ho Memorial Hospital · TWMackay Medical College · TWTexas Medical Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Dyslipidemia has been proven to capably develop and aggravate chronic kidney disease. We also report that electronegative LDL (L5) is the most atherogenic LDL. On the other hand, retinoic acid (RA) and RA receptor (RAR) agonist are reported to be beneficial in some kidney diseases. "Stimulated by retinoic acid 6" (STRA6), one retinol-binding protein 4 receptor, was recently identified to regulate retinoid homeostasis. Here, we observed that L5 suppressed STRA6 cascades [STRA6, cellular retinol-binding protein 1 (CRBP1), RARs, retinoid X receptor α, and retinol, RA], but L5 simultaneously induced apoptosis and fibrosis (TGFβ1, Smad2, collagen 1, hydroxyproline, and trichrome) in kidneys of L5-injected mice and L5-treated renal tubular cells. These L5-induced changes of STRA6 cascades, renal apoptosis, and fibrosis were reversed in kidneys of LOX1(-/-) mice. LOX1 RNA silencing and inhibitor of c-Jun N-terminal kinase and p38MAPK rescued the suppression of STRA6 cascades and apoptosis and fibrosis in L5-treated renal tubular cells. Furthermore, crbp1 gene transfection reversed downregulation of STRA6 cascades, apoptosis, and fibrosis in L5-treated renal tubular cells. For mimicking STRA6 deficiency, efficient silencing of STRA6 RNA was performed and was found to repress STRA6 cascades and caused apoptosis and fibrosis in L1-treated renal tubular cells. In summary, this study reveals that electronegative L5 can cause kidney apoptosis and fibrosis via the suppression of STRA6 cascades, and implicates that STRA6 signaling may be involved in dyslipidemia-mediated kidney disease.

Indexed as

ApoptosisAnimalsCell LineDyslipidemiasFibrosisHumansKidneyKidney DiseasesLipoproteins, LDLMaleMAP Kinase Signaling SystemMembrane ProteinsMice, Inbred C57BLp38 Mitogen-Activated Protein KinasesScavenger Receptors, Class ELipoproteins, LDLMembrane ProteinsOlr1 protein, mousep38 Mitogen-Activated Protein KinasesScavenger Receptors, Class EStra6 protein, mouselectin-like oxidized LDL receptor-1renal tubular cellsstimulated by retinoic acid 6

Identifiers

PMID27256691
PMCPMC4959859
OpenAlexW2418921182

What OpenQuestion holds

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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.