Evidence map›Paper›PMID 25349202›Full record

ArticleJournal of the American Society of Nephrology : JASN2015

SIRT2 Regulates LPS-Induced Renal Tubular CXCL2 and CCL2 Expression.

Yu Jin Jung, Ae Sin Lee, Tung Nguyen-Thanh, Dal Kim, Kyung Pyo Kang, Sik Lee, Sung Kwang Park, Won Kim

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in Journal of the American Society of Nephrology : JASN, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers.

0numbers the graph read from it
0cells of the map it votes in
55citing papers in PubMed
2.6field-weighted citation impact, top 11% 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

55 citing papers in PubMed, 97 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

8 authors at 2 institutions in 1 country.

Yu Jin JungDepartment of Internal Medicine and.
Ae Sin LeeDepartment of Internal Medicine and.
Tung Nguyen-ThanhDepartment of Internal Medicine and.
Dal KimDepartment of Internal Medicine and.
Kyung Pyo KangDepartment of Internal Medicine and Research Institute of Clinical Medicine of Chonbuk National University-Chonbuk National University Hospital, Chonbuk National University Medical School, Jeonju, Republic of Korea.
Sik LeeDepartment of Internal Medicine and Research Institute of Clinical Medicine of Chonbuk National University-Chonbuk National University Hospital, Chonbuk National University Medical School, Jeonju, Republic of Korea.
Sung Kwang ParkDepartment of Internal Medicine and Research Institute of Clinical Medicine of Chonbuk National University-Chonbuk National University Hospital, Chonbuk National University Medical School, Jeonju, Republic of Korea.
Won KimDepartment of Internal Medicine and Research Institute of Clinical Medicine of Chonbuk National University-Chonbuk National University Hospital, Chonbuk National University Medical School, Jeonju, Republic of Korea kwon@jbnu.ac.kr.
Jeonbuk National University Hospital · KRJeonbuk National University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Sirtuin 2 (SIRT2), a NAD(+)-dependent histone deacetylase, is involved in carcinogenesis and genomic instability and modulates proinflammatory immune responses. However, its role in renal inflammatory injury has not been demonstrated. In this study, we explored the expression patterns of CXCL2 and CCL2 in kidney tissue from Sirt2(-/-) and Sirt2(+/+) mice and in mouse proximal tubular epithelial (MPT) cells. CXCL2 and CCL2 were significantly downregulated at both the mRNA and the protein levels in kidneys of LPS-treated Sirt2(-/-) mice compared with those of LPS-treated Sirt2(+/+) mice. Furthermore, SIRT2 deficiency ameliorated LPS-induced infiltration of neutrophils and macrophages, acute tubular injury, and decrease of renal function. Supporting these observations, CXCL2 and CCL2 expression levels were lower in MPT cells treated with SIRT2-siRNA than in cells treated with control-siRNA, and adenovirus-mediated overexpression of SIRT2 in MPT cells significantly increased the LPS-induced expression of CXCL2 and CCL2 at the mRNA and protein levels. In addition, SIRT2 interacted with mitogen-activated protein kinase (MAPK) phosphatase-1 (MKP-1), and SIRT2-knockdown increased the acetylation of MKP-1 and suppressed the phosphorylation of p38 MAPK and c-Jun N-terminal kinase in LPS-treated MPT cells. SIRT2 also regulated p65 binding to the promoters of CXCL2 and CCL2. Taken together, these findings indicate that SIRT2 is associated with expression of renal CXCL2 and CCL2 and that regulation of SIRT2 might be an important therapeutic target for renal inflammatory injury.

Indexed as

Analysis of VarianceAnimalsCells, CulturedChemokine CCL2Chemokine CXCL2Disease Models, AnimalDown-RegulationEpithelial CellsFluorescent Antibody TechniqueGene Expression RegulationImmunohistochemistryKidney Tubules, ProximalLipopolysaccharidesMaleMiceMice, KnockoutCcl2 protein, mouseChemokine CCL2Chemokine CXCL2Cxcl2 protein, mouseLipopolysaccharidesMitogen-Activated Protein KinasesSirtuin 2CCL2CXCL2mitogen-activated protein kinase (MAPK)phosphatase-1 acetylationSIRT2

Identifiers

PMID25349202
PMCPMC4483578
OpenAlexW2129622471

What OpenQuestion holds

Textmetadata
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.