“… MPA caused a significant increase in vasoconstriction, expressed as Emax (mN/mm, … (3.18 ± 0.19 vs. 2.47 ± 0.19) and calcium (4.00 ± 0.22 vs. 3.34 ± 0.14) in the posterior cerebral … vs. 5.22 ± 0.30) in the basilar artery, when compared with NETA.”