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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
6
pubmed:dateCreated
2002-12-17
pubmed:abstractText
The aim of this study was to evaluate the effects of moderate-intensity regular exercise and/or an angiotensin converting enzyme (ACE) inhibition on tumor necrosis factor-alpha (TNF-alpha) and glucose and lipid metabolism parameters. Spontaneously hypertensive rats (SHRs) were fed a fructose-rich diet during 16 weeks of either exercise training (Ex group: 20 m/min, 0% grade, 60 min/day, 5 days/week), administration of an ACE inhibitor (TM group: temocapril, 10 mg/kg/day), or a combination of both (TM+Ex group). The systolic blood pressure was reduced exclusively in the TM and TM+Ex group. Epididymal fat pads (EPI) weighed less in the TM+Ex group than in the single-treatment (TM) group. The serum leptin level was significantly and directly correlated with the EPI weight (p < 0.001). The TNF-alpha content per gram of EPI was the highest in the TM+Ex group. In addition, the EPI TNF-alpha level was negatively correlated with both the EPI weight and the serum leptin level (p < 0.001, respectively). In contrast, the TNF-alpha level of skeletal muscles was identical among the groups. The extensor digitorum longus had a significantly higher abundance of TNF-alpha protein than the soleus muscle. These data indicate that the local TNF-alpha expression is tissue-specific, and that upregulation of TNF-alpha in EPI by exercise training and/or ACE inhibition may have contributed to the reduction in fat cell volume via the induction of apoptosis and/or the regulation of metabolic homeostasis.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Nov
pubmed:issn
0916-9636
pubmed:author
pubmed:issnType
Print
pubmed:volume
25
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
919-26
pubmed:dateRevised
2004-11-17
pubmed:meshHeading
pubmed-meshheading:12484517-Adipose Tissue, pubmed-meshheading:12484517-Angiotensin-Converting Enzyme Inhibitors, pubmed-meshheading:12484517-Animals, pubmed-meshheading:12484517-Blood Pressure, pubmed-meshheading:12484517-Diet, pubmed-meshheading:12484517-Epididymis, pubmed-meshheading:12484517-Fructose, pubmed-meshheading:12484517-Hindlimb, pubmed-meshheading:12484517-Hypertension, pubmed-meshheading:12484517-Leptin, pubmed-meshheading:12484517-Male, pubmed-meshheading:12484517-Motor Activity, pubmed-meshheading:12484517-Muscle, Skeletal, pubmed-meshheading:12484517-Myocardium, pubmed-meshheading:12484517-Organ Size, pubmed-meshheading:12484517-Rats, pubmed-meshheading:12484517-Rats, Inbred SHR, pubmed-meshheading:12484517-Systole, pubmed-meshheading:12484517-Thiazepines, pubmed-meshheading:12484517-Tumor Necrosis Factor-alpha, pubmed-meshheading:12484517-Up-Regulation
pubmed:year
2002
pubmed:articleTitle
Impact of exercise and angiotensin converting enzyme inhibition on tumor necrosis factor-alpha and leptin in fructose-fed hypertensive rats.
pubmed:affiliation
Department of Internal Medicine and Rehabilitation Science, Tohoku University Graduate School of Medicine, Sendai, Japan.
pubmed:publicationType
Journal Article