organism: Mus musculus
attributes.tag: source_name
attributes.value: Normal mammary fibroblasts
attributes.tag: strain
attributes.value: BALB/c
attributes.tag: tissue
attributes.value: Mammary fat pad
attributes.tag: cell type
attributes.value: Normal mammary fibroblasts
attributes.tag: selection marker
attributes.value: GFP- PDPN+
attributes.tag: treatment
attributes.value: co-cultured with 4T1 cells for 5 days
attributes.tag: mouse age
attributes.value: 12 weeks