Involvement of beta 2-adrenoceptor-mediated mechanisms in the cardiovascular responses to alpha 1- and alpha 2-adrenoceptor antagonism in conscious, unrestrained, Long Evans and Brattleboro rats

Involvement of beta 2-adrenoceptor-mediated mechanisms in the cardiovascular responses to alpha 1- and alpha 2-adrenoceptor antagonism in conscious, unrestrained, Long Evans and Brattleboro rats