Evidence map›Paper›PMID 24983336›Full record

ArticleMedicine and science in sports and exercise2015

Treating NAFLD in OLETF rats with vigorous-intensity interval exercise training.

Melissa A Linden, Justin A Fletcher, E Matthew Morris, Grace M Meers, M Harold Laughlin, Frank W Booth, James R Sowers, Jamal A Ibdah, John P Thyfault, R Scott Rector

Open access · greenAbstract read
In one paragraph

Article in Medicine and science in sports and exercise, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

48 citing papers in PubMed, 88 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

10 authors at 2 institutions in 1 country.

Melissa A Linden1Research Service-Harry S. Truman Memorial Veterans Medical Center, Columbia, MO; 2Department of Medicine, Division of Gastroenterology and Hepatology, University of Missouri, Columbia, MO; 3Department of Nutrition and Exercise Physiology, University of Missouri, Columbia, MO; 4Department of Biomedical Sciences, University of Missouri, Columbia, MO; 5Department of Medical Pharmacology and Physiology, University of Missouri, Columbia, MO; 6Dalton Cardiovascular Research Center, University of Missouri, Columbia, MO; and 7Department of Medicine, Division of Endocrinology, University of Missouri, Columbia, MO.
Justin A Fletcher
E Matthew Morris
Grace M Meers
M Harold Laughlin
Frank W Booth
James R Sowers
Jamal A Ibdah
John P Thyfault
R Scott Rector
Harry S. Truman Memorial Veterans' Hospital · USUniversity of Missouri · US

Funding

TRAINING: MUSCLE BLOOD FLOW &CAPILLARY DYNAMICSR01HL036088 · NHLBI · UNIVERSITY OF MISSOURI-COLUMBIA · PI LAUGHLIN, M HAROLD · 1985 to 2013
$4.0M
ANG II OPPOSES INS MEDIATED VASORELAXATION &GLU UTILZAR01HL073101 · NHLBI · UNIVERSITY OF MISSOURI-COLUMBIA · PI SOWERS, JAMES RUSSELL · 2004 to 2013
$2.7M
Exercise &Health: Integration from Molecule to PatientT32AR048523 · NIAMS · UNIVERSITY OF MISSOURI-COLUMBIA · PI TERJUNG, RONALD L · 2003 to 2013
$2.5M
Non-Medical Prescription Drug Use Among High-Risk YouthR01DA021299 · NIDA · DREXEL UNIVERSITY · PI LANKENAU, STEPHEN E · 2007 to 2010
$2.4M
Ang II and Overnutrition and Insulin resistance in Cardiovascular TissueR01HL107910 · NHLBI · UNIVERSITY OF MISSOURI-COLUMBIA · PI SOWERS, JAMES RUSSELL · 2011 to 2015
$1.8M
Aerobic fitness, mitochondrial dysfunction, and fatty liver diseaseR01DK088940 · NIDDK · UNIVERSITY OF MISSOURI-COLUMBIA · PI THYFAULT, JOHN P · 2011 to 2015
$1.5M
Interactions of the RAAS and a Western Diet on Insulin Metabolic ActionsI01BX001981 · VA · HARRY S. TRUMAN MEMORIAL VA HOSPITAL · PI LASTRA, GUIDO · 2013 to 2022
–
NHLBI NIH HHS HL107910-03NHLBI NIH HHS HL73101-07NHLBI NIH HHS R01 HL036088NHLBI NIH HHS R01HL036088NHLBI NIH HHS R01 HL073101NHLBI NIH HHS R01 HL107910NIAMS NIH HHS T32 AR048523NIAMS NIH HHS T32 AR 048523-07NIDA NIH HHS R01 DA021299NIDDK NIH HHS DK088940NIDDK NIH HHS R01 DK088940
6 · The paper itself

Abstract

backgroundThere is increasing use of high-intensity interval-type exercise training in the management of many lifestyle-related diseases. PURPOSE: This study aimed to test the hypothesis that vigorous-intensity interval exercise is as effective as traditional moderate-intensity aerobic exercise training for nonalcoholic fatty liver disease (NAFLD) outcomes in obese, Otsuka Long-Evans Tokushima Fatty (OLETF) rats.

methodsOLETF rats (age, 20 wk; n = 8-10 per group) were assigned to sedentary (O-SED), moderate-intensity exercise training (O-MOD EX; 20 m·min(-1), 15% incline, 60 min·d(-1), 5 d·wk(-1) of treadmill running), or vigorous-intensity interval exercise training (O-VIG EX; 40 m·min(-1), 15% incline, 6 × 2.5 min bouts per day, 5 d·wk(-1) of treadmill running) groups for 12 wk.

resultsBoth MOD EX and VIG EX effectively lowered hepatic triglycerides, serum alanine aminotransferase (ALT), perivenular fibrosis, and hepatic collagen 1α1 messenger RNA (mRNA) expression (vs O-SED, P < 0.05). In addition, both interventions increased hepatic mitochondrial markers (citrate synthase activity and fatty acid oxidation) and suppressed markers of de novo lipogenesis (fatty acid synthase, acetyl coenzyme A carboxylase, Elovl fatty acid elongase 6, and steroyl CoA desaturase-1), whereas only MOD EX increased hepatic mitochondrial Beta-hydroxyacyl-CoA dehydrogenase (β-HAD) activity and hepatic triglyceride export marker apoB100 and lowered fatty acid transporter CD36 compared with O-SED. Moreover, whereas total hepatic macrophage population markers (CD68 and F4/80 mRNA) did not differ among groups, MOD EX and VIG EX lowered M1 macrophage polarization markers (CD11c, interleukin-1β, and tumor necrosis factor α mRNA) and MOD EX increased M2 macrophage marker, CD206 mRNA, compared with O-SED.

conclusionsThe accumulation of 15 min·d(-1) of VIG EX for 12 wk had similar effectiveness as 60 min·d(-1) of MOD EX in the management of NAFLD in OLETF rats. These findings may have important health outcome implications as we work to design better exercise training programs for patients with NAFLD.

Indexed as

Physical Conditioning, AnimalAnimalsBlood GlucoseCollagen Type IDisease Models, AnimalExercise TherapyGlycolysisHeartLipidsLipogenesisLiverMaleMitochondria, LiverNon-alcoholic Fatty Liver DiseaseOrgan SizeRats, Inbred OLETFBlood GlucoseCollagen Type ILipidsRNA, MessengerTriglycerides

Identifiers

PMID24983336
PMCPMC4280360
OpenAlexW2332140861

What OpenQuestion holds

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Registered trials

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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.