Fig. 6

a Plasma ACE levels in the indicated treatment groups. b Lung ACE levels in the indicated treatment groups. c Plasma AngII levels in the indicated treatment groups. d Plasma nitric oxide (NO) levels in the indicated treatment groups. The values represent the means ± SD; ^***P < 0.001, compared with the sham-operated control (1 K-NC) group; ^#P < 0.05, ^##P < 0.01 and ^###P < 0.001, compared with the 1 K-1C control group