SRS694154 SAMN03019674 506600 chicken gut metagenome bioproject 260276 PRJNA260276 strain Lohmann Brown-Lite collection_date 2009/2010 env_biome not applicable env_feature not applicable env_material not applicable geo_loc_name Czech Republic host chicken isol_growth_condt not applicable lat_lon not applicable chem_administration none host_age week 22 host_sex female host_taxid 9031 host_tissue_sampled cecum marks pooled three on-farm egg laying hens 9 BioSampleModel MIMARKS.specimen BioSampleModel MIGS/MIMS/MIMARKS.host-associated