organism: Bos taurus
attributes.tag: breed
attributes.value: Holstein
attributes.tag: age
attributes.value: adult
attributes.tag: dev_stage
attributes.value: not applicable
attributes.tag: collection_date
attributes.value: 2023-02-01
attributes.tag: geo_loc_name
attributes.value: China:chengdu
attributes.tag: sex
attributes.value: female
attributes.tag: tissue
attributes.value: mammary gland
attributes.tag: replicate
attributes.value: biological replicate 1
attributes.tag: note
attributes.value: 4
attributes.tag: BioSampleModel
attributes.value: Model organism or animal