Evidence map›Paper›PMID 23949303›Full record

ArticlePharmaceutical research2013

Effect of caloric restriction and AMPK activation on hepatic nuclear receptor, biotransformation enzyme, and transporter expression in lean and obese mice.

Supriya R Kulkarni, Jialin Xu, Ajay C Donepudi, Wei Wei, Angela L Slitt

Open access · greenAbstract read
In one paragraph

Article in Pharmaceutical research, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
0.4field-weighted citation impact, top 34% 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

5 citing papers in PubMed, 11 citations in OpenAlex.

  1. Exposure ofEnvironmental health perspectives · 2024
    Article
  2. Article
  3. Intermittent Starvation Extends the Functional Lifetime of Primary Human Hepatocyte Cultures.Toxicological sciences : an official journal of the Society of Toxicology · 2020
    Article
  4. Article
  5. Article
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 1 institution in 1 country.

Supriya R KulkarniDepartment of Biomedical and Pharmaceutical Sciences, College of Pharmacy, 7 Greenhouse Road, Kingston, Rhode Island, 02881, USA.
Jialin Xu
Ajay C Donepudi
Wei Wei
Angela L Slitt
University of Rhode Island · US

Funding

Training CoreP20GM103430 · NIGMS · UNIVERSITY OF RHODE ISLAND · PI Ang Cai · 2012 to 2026
$63.6M
UNDERGRADUATE RESEARCH AND SEMINARSP20RR016457 · NCRR · UNIVERSITY OF RHODE ISLAND · PI SHAKARIAN, ALISON M · 2001 to 2011
$35.5M
Effect of nutritional status on MRP2 expression and biliary excretion of bisphenoR01ES016042 · NIEHS · UNIVERSITY OF RHODE ISLAND · PI SLITT, ANGELA L · 2008 to 2012
$2.4M
Role of Nrf2 during cholestsis and gallstone formationK22ES013782 · NIEHS · UNIVERSITY OF RHODE ISLAND · PI SLITT, ANGELA L · 2007 to 2009
$323k
NCRR NIH HHS P20 RR016457NCRR NIH HHS P20RR016457NIEHS NIH HHS 4R01ES016042NIEHS NIH HHS 5K22ES013782NIEHS NIH HHS K22 ES013782NIEHS NIH HHS R01 ES016042NIGMS NIH HHS P20 GM103430
6 · The paper itself

Abstract

purposeFatty liver alters liver transporter expression. Caloric restriction (CR), the recommended therapy to reverse fatty liver, increases Sirtuin1 deacetylase activity in liver. This study evaluated whether CR and CR mimetics reversed obesity-induced transporter expression in liver and hepatocytes.

methodsmRNA and protein expression was determined in adult lean (lean) and leptin-deficient obese (OB) mice fed ad libitum or placed on 40% (kCal) reduced diet. Hepatocytes were isolated from lean and OB mice, treated with AMP Kinase activators, and gene expression was determined.

resultsCR decreased Oatp1a1, Oatp1b2, and Abcb11 mRNA expression in lean, but not OB mice. CR increased Abcc2 mRNA OB livers, whereas protein expression increased in both genotypes. CR increased Abcc3 protein expression increased in OB livers. CR did not alter Abcc1, 4 and 5 mRNA expression in lean mice but decreased expression in livers of OB mice. CR increased Abcc4 protein in lean, but not OB mice.

conclusionsCR restriction reversed the expression of some, but not all transporters in livers of OB mice. Overall, these data indicate a potential for CR to restore some hepatic transporter changes in OB mice, but suggest a functional leptin axis is needed for reversal of expression for some transporters.

Indexed as

Caloric RestrictionGene Expression RegulationAMP-Activated Protein KinasesAnimalsATP-Binding Cassette, Sub-Family C ProteinsATP-Binding Cassette TransportersATP Binding Cassette Transporter, Subfamily B, Member 11Body WeightCells, CulturedEnzyme ActivationLipidsLiverLiver-Specific Organic Anion Transporter 1MaleMiceMice, Inbred C57BLAbcb11 protein, mouseAMP-Activated Protein KinasesATP-Binding Cassette, Sub-Family C ProteinsATP-Binding Cassette TransportersATP Binding Cassette Transporter, Subfamily B, Member 11LipidsLiver-Specific Organic Anion Transporter 1Multidrug Resistance-Associated Protein 2multidrug resistance-associated protein 3Organic Anion Transporters, Sodium-IndependentOrganic Cation Transport ProteinsReceptors, Cytoplasmic and NuclearRNA, MessengerSLCO1A1 protein, mouseSlco1b2 protein, mouse

Identifiers

PMID23949303
PMCPMC4225720
OpenAlexW2003703848

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.