organism: metagenome
attributes.tag: strain
attributes.value: NA
attributes.tag: age
attributes.value: NA
attributes.tag: sex
attributes.value: NA
attributes.tag: tissue
attributes.value: Control
attributes.tag: experiment
attributes.value: Oral microbial transfer
attributes.tag: diet
attributes.value: NA
attributes.tag: surgery
attributes.value: NA
attributes.tag: shipment_group
attributes.value: NA
attributes.tag: caging_group
attributes.value: NA
attributes.tag: cage
attributes.value: NA
attributes.tag: host_identity
attributes.value: NA
attributes.tag: collection_date
attributes.value: missing
attributes.tag: geo_loc_name
attributes.value: missing
attributes.tag: host
attributes.value: missing
attributes.tag: isolation_source
attributes.value: missing
attributes.tag: lat_lon
attributes.value: missing
attributes.tag: BioSampleModel
attributes.value: Metagenome or environmental