Meta signature of 4 studies on third-trimester placental tissue microRNA expression.

MicroRNAs incorporated in the meta-signature are ordered by (1) the number of publications that reported the miRNA as differentially expressed and (2) alphabetically.*Results were inconsistent among studies, the majority of studies reported the result presented here.–No consensus among studies: 1 study reported upregulated expression and 1 study reported downregulated expression in pre-eclampsia.