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A schematic representation of the distinct endothelial cell types in the human placenta. Differential expression of novel homeobox genes TGIF and MEIS2 in macrovascular HUVEC and HLX, DLX3, DLX4, TLX1, TLX2, and PHOX1 in freshly isolated placental endothelial cells (PLECs) are summarized. Figure adapted from Sato (2000), Kingdom et al. (2000).
