Fig. 6

Endothelium-dependent vasorelaxation induced by Ach (a) and endothelium-independent vasorelaxation induced by SNP (b) in aortic rings precontracted with phenylephrine; * indicates p < 0.05 for group 6 weeks after cancer cell transplantation vs. control group. Results are expressed as mean ± SEM, n = 6–13 (2–4 rings from one mouse)