Fig. 1From: Abnormal DNA methylation within HPA-axis genes years after paediatric critical illnessSchematic overview situating the studied genes within the different levels of the HPA-axis and glucocorticoid signalling. Please note that the DNA methylation status of the indicated genes was studied in buccal mucosa as a surrogate for the tissues in the figure. Created with BioRender.com. Abbreviations: GRE: glucocorticoid-responsive elementBack to article page