Research Article

Oxidative Stress in Hypertensive Patients Induces an Increased Contractility in Vein Grafts Independent of Endothelial Function

Table 2

Maximal contractile response ( ) to Ang II and NE in SV rings.

Ang II (mg)NE (mg)
NTHTNTHT

Krebs (7)+++ (7) (6)+++ (6)
DPI 10−5 M (6) (6)*** (6) (6)***
Tempol 10−4 M (6) (7) (7) (7)
L-NAME 10−4 M (6)* (7) (6)** (7)

* versus Krebs; ** versus Krebs, *** versus Krebs; +++ HT versus NT. The numbers of experiments are given in parenthesis.