Title : Inhibition of the RhoA/Rho kinase system attenuates catecholamine biosynthesis in PC 12 rat pheochromocytoma cells.

Pub. Date : 2005 Oct 30

PMID : 16219424






4 Functional Relationships(s)
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1 Treatment with either Y27632 (1 microM) or C3 toxin (10 microg/ml) significantly inhibited the nicotine-induced increase of tyrosine hydroxylase (TH) mRNA and the corresponding enzyme activity. Nicotine tyrosine hydroxylase Rattus norvegicus
2 Treatment with either Y27632 (1 microM) or C3 toxin (10 microg/ml) significantly inhibited the nicotine-induced increase of tyrosine hydroxylase (TH) mRNA and the corresponding enzyme activity. Nicotine tyrosine hydroxylase Rattus norvegicus
3 Y27632 significantly inhibited nicotine-induced phosphorylation of TH at Ser40 as well as Ser19, which are known to be phosphorylated by Ca(2+)/calmodulin kinase II. Nicotine tyrosine hydroxylase Rattus norvegicus
4 Furthermore, Y27632 (10 microM) as well as C3 toxin (10 microg/ml) significantly inhibited the nicotine-induced increase of TH at the protein level. Nicotine tyrosine hydroxylase Rattus norvegicus