tokens: It was found that intrathecal administration ( i.t. ) of D2 receptor agonist LY171555 or D1 / D2 receptor agonist apomorphine increased pain threshold and had a potentiating effect on AA .
folded_tokens: it be find that intrathecal administration ( i.t. ) of d2 receptor agonist ly171555 or d1 / d2 receptor agonist apomorphine increase pain threshold and have a potentiating effect on aa .