PT - JOURNAL ARTICLE AU - GORDON, ROBERT AU - REID, JOHN V. O. AU - SJOERDSMA, ALBERT AU - UDENFRIEND, SIDNEY TI - Increased Synthesis of Norepinephrine in the Rat Heart on Electrical Stimulation of the Stellate Ganglia DP - 1966 Nov 01 TA - Molecular Pharmacology PG - 610--613 VI - 2 IP - 6 4099 - http://molpharm.aspetjournals.org/content/2/6/610.short 4100 - http://molpharm.aspetjournals.org/content/2/6/610.full SO - Mol Pharmacol1966 Nov 01; 2 AB - Electrical stimulation of the stellate ganglia results in increased formation of radioactive norepinephrine (NE) in the rat heart from L-tyrosine-14C but not from L-dopa-3H. These findings represent additional evidence that the activity of tyrosine hydroxylase, the rate-limiting step in NE synthesis, is increased by sympathetic nerve activity.