Evidence map›Paper›PMID 24311788›Full record

ArticleThe Journal of biological chemistry2014

Apolipoprotein A-IV reduces hepatic gluconeogenesis through nuclear receptor NR1D1.

Xiaoming Li, Min Xu, Fei Wang, Alison B Kohan, Michael K Haas, Qing Yang, Danwen Lou, Silvana Obici, W Sean Davidson, Patrick Tso

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
1.5field-weighted citation impact, top 20% 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

44 citing papers in PubMed, 82 citations in OpenAlex.

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  19. HDL and Diabetes.Advances in experimental medicine and biology · 2022
    Article
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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

10 authors at 2 institutions in 1 country.

Xiaoming LiFrom the Cincinnati Obesity Research Center, Metabolic Diseases Institute, University of Cincinnati, Cincinnati, Ohio 45237 and.
Min Xu
Fei Wang
Alison B Kohan
Michael K Haas
Qing Yang
Danwen Lou
Silvana Obici
W Sean Davidson
Patrick Tso
University of Cincinnati · USUniversity of Cincinnati Medical Center · US

Funding

LIPID, LIPOPROTEIN, AND GLUCOSE METABOLISM COREU24DK059630 · NIDDK · UNIVERSITY OF CINCINNATI · PI TSO, PATRICK · 2001 to 2015
$12.9M
Lipid profile, lipoprotein and apolipoprotein composition, and intestinal fat absorption efficiency in germ-free and conventional miceU2CDK059630 · NIDDK · UNIVERSITY OF CINCINNATI · PI LIU, MIN · 2016 to 2021
$4.9M
Functional & molecular study of intetinal cholesterol transporters & absorptionR01DK076928 · NIDDK · UNIVERSITY OF CINCINNATI · PI TSO, PATRICK · 2007 to 2011
$1.6M
Gut mucosal mast cells are activated by fat absorption: physiology and mechanismR01DK092138 · NIDDK · UNIVERSITY OF CINCINNATI · PI TSO, PATRICK · 2011 to 2015
$1.5M
NIDDK NIH HHS DK 59630NIDDK NIH HHS DK 76928NIDDK NIH HHS DK 92138NIDDK NIH HHS R01 DK076928NIDDK NIH HHS R01 DK092138NIDDK NIH HHS U24 DK059630PHS HHS F32-091173-01
6 · The paper itself

Abstract

We showed recently that apoA-IV improves glucose homeostasis by enhancing pancreatic insulin secretion in the presence of elevated levels of glucose. Therefore, examined whether apolipoprotein A-IV (apoA-IV) also regulates glucose metabolism through the suppression of hepatic gluconeogenesis. The ability of apoA-IV to lower gluconeogenic gene expression and glucose production was measured in apoA-IV(-/-) and wild-type mice and primary mouse hepatocytes. The transcriptional regulation of Glc-6-Pase and phosphoenolpyruvate carboxykinase (PEPCK) by apoA-IV was determined by luciferase activity assay. Using bacterial two-hybrid library screening, NR1D1 was identified as a putative apoA-IV-binding protein. The colocalization and interaction between apoA-IV and NR1D1 were confirmed by immunofluorescence, in situ proximity ligation assay, and coimmunoprecipitation. Enhanced recruitment of NR1D1 and activity by apoA-IV to Glc-6-Pase promoter was verified with ChIP and a luciferase assay. Down-regulation of apoA-IV on gluconeogenic genes is mediated through NR1D1, as illustrated in cells with NR1D1 knockdown by siRNA. We found that apoA-IV suppresses the expression of PEPCK and Glc-6-Pase in hepatocytes; decreases hepatic glucose production; binds and activates nuclear receptor NR1D1 and stimulates NR1D1 expression; in cells lacking NR1D1, fails to inhibit PEPCK and Glc-6-Pase gene expression; and stimulates higher hepatic glucose production and higher gluconeogenic gene expression in apoA-IV(-/-) mice. We conclude that apoA-IV inhibits hepatic gluconeogenesis by decreasing Glc-6-Pase and PEPCK gene expression through NR1D1. This novel regulatory pathway connects an influx of energy as fat from the gut (and subsequent apoA-IV secretion) with inhibition of hepatic glucose production.

Indexed as

AnimalsApolipoproteins AGene Expression Regulation, EnzymologicGluconeogenesisGlucoseGlucose-6-PhosphataseHEK293 CellsHepatocytesHep G2 CellsHumansLiverMiceMice, KnockoutNuclear Receptor Subfamily 1, Group D, Member 1Phosphoenolpyruvate Carboxykinase (GTP)Promoter Regions, Geneticapolipoprotein A-IVApolipoproteins AGlucoseGlucose-6-PhosphataseNR1D1 protein, humanNr1d1 protein, mouseNuclear Receptor Subfamily 1, Group D, Member 1Phosphoenolpyruvate Carboxykinase (GTP)Apolipoprotein A-IVApolipoproteinsDiabetesGluconeogenesisNR1D1Nuclear ReceptorsPhosphoenolpyruvate Carboxykinase

Identifiers

PMID24311788
PMCPMC3900982
OpenAlexW2035254458

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.