RGD Reference Report - Changes of skeletal muscle adiponectin content in diet-induced insulin resistant rats. - Rat Genome Database

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Changes of skeletal muscle adiponectin content in diet-induced insulin resistant rats.

Authors: Yang, B  Chen, L  Qian, Y  Triantafillou, JA  McNulty, JA  Carrick, K  Clifton, LG  Han, B  Geske, R  Strum, J  Brown, KK  Stimpson, SA  Pahel, G 
Citation: Yang B, etal., Biochem Biophys Res Commun. 2006 Mar 3;341(1):209-17. Epub 2006 Jan 9.
RGD ID: 1599145
Pubmed: PMID:16414018   (View Abstract at PubMed)
DOI: DOI:10.1016/j.bbrc.2005.12.172   (Journal Full-text)

The current study examined the relationship between skeletal muscle levels of adiponectin and parameters of insulin sensitivity. A high fat/sucrose diet (HFD) for 20 weeks resulted in significant increases in body weight, serum insulin, triglycerides (TG), and free fatty acids (FFA) (all p < 0.01). Interestingly, this diet leads to a slight increase in serum adiponectin, but significant decreases in gastrocnemius muscle and white adipose adiponectin (all p < 0.05). HFD for 4 weeks also resulted in a significant decrease in muscle adiponectin, which correlated with serum insulin, TG, and FFA (all p < 0.05). Treatment of the 4-week HFD rats with a PPARgamma agonist GI262570 ameliorated the diet-induced hyperinsulinemia and dyslipidemia, and effectively restored muscle adiponectin (all p < 0.05). This study demonstrated that HFD-induced hyperinsulinemia and dyslipidemia appeared without changes in serum adiponectin, but were associated with decreased tissue adiponectin. This provides the first evidence for a connection between tissue adiponectin and diet-induced hyperinsulinemia and dyslipidemia.

RGD Manual Disease Annotations    Click to see Annotation Detail View
TermQualifierEvidenceWithReferenceNotesSourceOriginal Reference(s)
hyperinsulinism  ISOAdipoq (Rattus norvegicus)1599145; 1599145 RGD 
hyperinsulinism  IEP 1599145 RGD 

Objects Annotated

Genes (Rattus norvegicus)
Adipoq  (adiponectin, C1Q and collagen domain containing)

Genes (Mus musculus)
Adipoq  (adiponectin, C1Q and collagen domain containing)

Genes (Homo sapiens)
ADIPOQ  (adiponectin, C1Q and collagen domain containing)


Additional Information