148929.fig.007a
(a)
148929.fig.007b
(b)
148929.fig.007c
(c)
Figure 7: (a) Effect of SNP (a), sildenafil (b), and ESB (c) on corpus cavernosum smooth muscle tension in the perfused rabbit penile tissue. Each value shows mean ± S.E. ( ). * , ** , *** versus PE.