Fig. 1From: Reduced PRF1 enhancer methylation in children with a history of severe RSV bronchiolitis in infancy: an association studyThe proximal PRF1 enhancer and binding sites for transcription factors. Individual CpGs marked by diamond shapes. Assayed CpGs identified as E 1 and 2. CRE: cAMP responsive element; AP2: activating protein 2; STAT5: signal transducer and activator of transcription [14]Back to article page