Research Article

The Vasodilatory Effects of Anti-Inflammatory Herb Medications: A Comparison Study of Four Botanical Extracts

Figure 3

Concentration-response curves showing relaxation by four botanical extracts with PE pretreated rat aortic rings with intact endothelia (+Endo + Control) and without intact endothelia (−Endo + Control). The effects of exposure to 10 μmol/L ODQ on the FSC (b-A), SAA (b-C), FGR (a-A), and CPR (a-B) groups of PE (1 μmol/L) pretreated rings (−Endo + ODQ). The concentration-response curves of FSC (b-B) and SAA (b-D) with pretreatment with Indo. The concentration-response curves of FSC (b-A) and SAA (b-C) with pretreatment with L-NAME. , versus −Endo group, .