Fig. 9From: Tanshinone IIA changed the amniotic fluid volume and regulated expression of AQP1 and AQP3 in amniotic epithelium cells: a promising drug treating abnormal amniotic fluid volumeIdentification of amniotic epithelial cells. Primary cultured human amniotic epithelial cells were shown by light microscopy. A Normal AFV group. B Isolated oligohydramnios. C Immunocytochemistry staining of CK-18 in hAECs. D Negative control used PBS instead of primary antibody. Bar, 20 μm. hAECs human amniotic epithelial cellsBack to article page