Title : Agonist-induced activation releases peroxisome proliferator-activated receptor beta/delta from its inhibition by palmitate-induced nuclear factor-kappaB in skeletal muscle cells.

Pub. Date : 2005 May 1

PMID : 15866483






4 Functional Relationships(s)
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1 Agonist-induced activation releases peroxisome proliferator-activated receptor beta/delta from its inhibition by palmitate-induced nuclear factor-kappaB in skeletal muscle cells. Palmitates peroxisome proliferator activator receptor delta Mus musculus
2 Here, we report that exposure of C2C12 skeletal muscle cells to 0.75 mM palmitate reduced (74%, P<0.01) the mRNA levels of the PPARbeta/delta-target gene pyruvatedehydrogenase kinase 4 (PDK-4), which is involved in fatty acid utilization. Palmitates peroxisome proliferator activator receptor delta Mus musculus
3 Increased NF-kappaB activity after palmitate exposure was associated with enhanced protein-protein interaction between PPARbeta/delta and p65. Palmitates peroxisome proliferator activator receptor delta Mus musculus
4 These results indicate that palmitate may reduce fatty acid utilization in skeletal muscle cells by reducing PPARbeta/delta signaling through increased NF-kappaB activity. Palmitates peroxisome proliferator activator receptor delta Mus musculus