Evidence map›Paper›PMID 25229342›Full record

ArticleKidney international2015

Phosphorylation of ribosomal protein S6 mediates compensatory renal hypertrophy.

Jinxian Xu, Jianchun Chen, Zheng Dong, Oded Meyuhas, Jian-Kang Chen

Open access · greenAbstract read
In one paragraph

Article in Kidney international, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
1.1field-weighted citation impact, top 22% 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

24 citing papers in PubMed, 32 citations in OpenAlex.

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  18. Marmoset as a Model to Study Kidney Changes Associated With Aging.The journals of gerontology. Series A, Biological sciences and medical sciences · 2019
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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 3 institutions in 1 country.

Jinxian XuDepartment of Cellular Biology and Anatomy, Department of Medicine, Medical College of Georgia, Georgia Regents University, Augusta, Georgia, USA.
Jianchun ChenDivision of Nephrology and Hypertension, Department of Medicine, Vanderbilt University School of Medicine, Nashville, Tennessee, USA.
Zheng Dong1] Department of Cellular Biology and Anatomy, Department of Medicine, Medical College of Georgia, Georgia Regents University, Augusta, Georgia, USA [2] Research Department, Charlie Norwood VA Medical Center, Augusta, Georgia, USA.
Oded MeyuhasDepartment of Biochemistry and Molecular Biology, Institute for Medical Research Israel-Canada, Hebrew University-Hadassah Medical School, Jerusalem, Israel.
Jian-Kang Chen1] Department of Cellular Biology and Anatomy, Department of Medicine, Medical College of Georgia, Georgia Regents University, Augusta, Georgia, USA [2] Department of Medicine, Medical College of Georgia, Georgia Regents University, Augusta, Georgia, USA.
Augusta University · USCharlie Norwood VA Medical Center · USVanderbilt University · US

Funding

Vanderbilt Diabetes Research CenterP30DK020593 · NIDDK · VANDERBILT UNIVERSITY MEDICAL CENTER · PI OWEN P MCGUINNESS · 2012 to 2026
$29.3M
TRANSGENIC MOUSE/ ES CELL SHARES RESOURCESP60DK020593 · NIDDK · VANDERBILT UNIVERSITY · PI MCGUINNESS, OWEN P · 1986 to 2011
$28.1M
Mechanism of Compensatory Renal HypertrophyR01DK083575 · NIDDK · VANDERBILT UNIVERSITY · PI CHEN, JIAN-KANG · 2011 to 2015
$1.7M
NIDDK NIH HHS 2P60DK020593NIDDK NIH HHS P30 DK020593NIDDK NIH HHS P60 DK020593NIDDK NIH HHS R01 DK083575NIDDK NIH HHS R01DK83575
6 · The paper itself

Abstract

The molecular mechanism underlying renal hypertrophy and progressive nephron damage remains poorly understood. Here we generated congenic ribosomal protein S6 (rpS6) knock-in mice expressing nonphosphorylatable rpS6 and found that uninephrectomy-induced renal hypertrophy was significantly blunted in these knock-in mice. Uninephrectomy-induced increases in cyclin D1 and decreases in cyclin E in the remaining kidney were attenuated in the knock-in mice compared with their wild-type littermates. Uninephrectomy induced rpS6 phosphorylation in the wild-type mice; however, no rpS6 phosphorylation was detected in uninephrectomized or sham-operated knock-in mice. Nonetheless, uninephrectomy stimulated comparable 4E-BP1 phosphorylation in both knock-in and wild-type mice, indicating that mTORC1 was still activated in the knock-in mice. Moreover, the mTORC1 inhibitor rapamycin prevented both rpS6 and 4E-BP1 phosphorylation, significantly blunted uninephrectomy-induced renal hypertrophy in wild-type mice, but did not prevent residual renal hypertrophy despite inhibiting 4E-BP1 phosphorylation in uninephrectomized knock-in mice. Thus, both genetic and pharmacological approaches unequivocally demonstrate that phosphorylated rpS6 is a downstream effector of the mTORC1-S6K1 signaling pathway mediating renal hypertrophy. Hence, rpS6 phosphorylation facilitates the increase in cyclin D1 and decrease in cyclin E1 that underlie the hypertrophic nature of uninephrectomy-induced kidney growth.

Indexed as

NephrectomyAdaptor Proteins, Signal TransducingAnimalsCarrier ProteinsCell Cycle ProteinsCyclin D1Cyclin-Dependent Kinase 2Cyclin-Dependent Kinase 4Cyclin EEukaryotic Initiation FactorsFemaleGene Knock-In TechniquesHypertrophyKidneyMaleMechanistic Target of Rapamycin Complex 1Adaptor Proteins, Signal TransducingCarrier ProteinsCcnd1 protein, mouseCell Cycle ProteinsCyclin D1Cyclin-Dependent Kinase 2Cyclin-Dependent Kinase 4Cyclin Ecyclin E1, mouseEif4ebp1 protein, mouseEukaryotic Initiation FactorsMechanistic Target of Rapamycin Complex 1Multiprotein ComplexesOncogene ProteinsPhosphoproteinsRibosomal Protein S6Ribosomal Protein S6 Kinases, 90-kDaRps6ka1 protein, mouseSirolimusTOR Serine-Threonine Kinases

Identifiers

PMID25229342
PMCPMC4344886
OpenAlexW2078675699

What OpenQuestion holds

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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.