organism: Homo sapiens
attributes.tag: source_name
attributes.value: Lung Fibroblasts
attributes.tag: cell line
attributes.value: IMR90 human primary lung embryo fibroblasts
attributes.tag: cell type
attributes.value: contact-inhibited IMR90
attributes.tag: infection
attributes.value: dl1500-infected
attributes.tag: chip antibody
attributes.value: anti-RB1 (4H1) (Cell Signaling, catalog# 9309L)