organism: Homo sapiens
attributes.tag: source_name
attributes.value: primary HUVECs
attributes.tag: cell type
attributes.value: primary human umbilical vein endothelial cells
attributes.tag: passage
attributes.value: 4-6
attributes.tag: infected with
attributes.value: a lentivirus containing human PR
attributes.tag: treated with
attributes.value: LPS (1μM) + progesterone (100nM) for 4 hrs