organism: Mus musculus
attributes.tag: source_name
attributes.value: frozen half brain
attributes.tag: age group
attributes.value: aged
attributes.tag: type
attributes.value: microglia repopulated
attributes.tag: age
attributes.value: 24 months
attributes.tag: strain
attributes.value: C57BL/6J
attributes.tag: source
attributes.value: NIA
attributes.tag: date of birth
attributes.value: 11-Dec
attributes.tag: diet
attributes.value: 2 wk PLX5622 to Eliminate microglia, 4 wk Control diet to Repopulate