donor_id
1010
sample_type
Fecal
collection_method
95% ethanol
day_freezing
Day 0
replicate
1st replicate
year_extraction
Year 2
host
Homo sapiens
collection_date
NA
geo_loc_name
NA
lat_lon
NA
seq_methods
Illumina MiSeq
lib_const_method
paired-end
BioSampleModel
Metagenome or environmental