PCDH17 and cyclic hematopoiesis: SP1‐induced SNHG14 sponged miR‐322‐5p and miR‐384‐5p to elevate PCDH17 expression and to facilitate hypertrophic effects in Ang‐II‐induced cardiomyocytes, indicating SNHG14 as a putative biomarker for CH.