Figure 3From: Common variants of the beta and gamma subunits of the epithelial sodium channel and their relation to plasma renin and aldosterone levels in essential hypertension Renin values in postural test and after captopril administration. Individual plasma renin activities at supine, upright, and in response to captopril administration (CCT; 60-minute values) in carriers and non-carriers of the three ENaC variant alleles. The horizontal bars indicate the median renin values in each group.Back to article page