Title : Differential presynaptic modulation of noradrenaline release in human atrial tissue in normoxia and anoxia.

Pub. Date : 1996 Aug

PMID : 8842454






3 Functional Relationships(s)
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1 Angiotensin II (0.1 mumol l-1 enhanced noradrenaline release resulting in a S2/S1 ratio of 1.44 (1.34-1.54), while the angiotensin II antagonist, losartan (1 mumol l-1) had no effect on noradrenaline release during normoxia. Norepinephrine angiotensinogen Homo sapiens
2 Angiotensin II (0.1 mumol l-1 enhanced noradrenaline release resulting in a S2/S1 ratio of 1.44 (1.34-1.54), while the angiotensin II antagonist, losartan (1 mumol l-1) had no effect on noradrenaline release during normoxia. Norepinephrine angiotensinogen Homo sapiens
3 In conclusion, human cardiac tissue possesses presynaptic inhibitory alpha 2-adrenoceptors and adenosine receptors, as well as facilitatory beta 2-adrenoceptors and angiotensin II receptors regulating noradrenaline release under normoxic conditions. Norepinephrine angiotensinogen Homo sapiens