Fig. 2From: Association between NPPA promoter methylation and hypertension: results from Gusu cohort and replication in an independent sampleA schematic illustration of the targeted sequence and primers for targeted bisulfite sequencing. Red represents the CpG loci assayed in the NPPA gene promoter (− 540 to about − 277 bp from TSS). TSS, transcriptional start siteBack to article page