Figure 1: Determination of PDSCs from the maternal and fetal origin. A-D: PDSCs were isolated and analyzed for karyotype analysis. E: Expression of SRY marker by PCR. β-ACTIN was used as an internal control. F: Morphology of CV-MSCs, WJ-MSCs, AE-MSCs and DB-MSCs at passages 2, 5 and 10 ( × 200 ).