α1 α1-adrenergic receptor α1-adrenergic α1-adrenergic α1-adrenergic receptor α1 α1 α 1 αδρενεργικών υποδοχέων α1 alpha-1 adrenoceptors α1-receptor α1 α1 α1-adrenergic α1 adrenergic receptor α1 adrenergic receptors α1 Alpha-1 receptors α1 adrenergic receptor English α1-adrenergic Alpha-1 adrenergic receptor α1 α1 adrenergic receptor α1 α 1 αδρενεργικών υποδοχέων α1-adrenergic receptor α1-adrenergic Î±1-adrenergic receptor α1-adrenergic α1 alpha-1 adrenoceptors α1 Alpha-1 adrenergic receptor agonists and antagonists α1 α1 adrenergic receptor α1A adrenergic Alpha-1 α1-adrenergic α1-adrenergic receptor alpha-1 adrenoceptors