organism: Mus musculus
attributes.tag: source_name
attributes.value: substantia nigra
attributes.tag: tissue
attributes.value: substantia nigra
attributes.tag: treatment
attributes.value: monomer
attributes.tag: oxygen level
attributes.value: hypoxia
attributes.tag: injection date
attributes.value: 4/21/2022
attributes.tag: date of_birth
attributes.value: 12/21/2021
attributes.tag: date of_harvest
attributes.value: 7/21/2022
attributes.tag: batch
attributes.value: 3
attributes.tag: geo_loc_name
attributes.value: missing
attributes.tag: collection_date
attributes.value: missing