{"owner": "ArrayExpress Uploader", "pop_total": 0, "species": "mouse", "factors": [{"GSM791729": {"TISSUE": "mammary tumor", "GENOTYPE": "wild type"}}, {"GSM791730": {"TISSUE": "mammary tumor", "GENOTYPE": "Sca-1 KO"}}, {"GSM79173": {"TISSUE": "mammary gland", "GENOTYPE": "wild type"}}, {"GSM791732": {"TISSUE": "mammary gland", "GENOTYPE": "Sca-1 KO"}}], "id": 8577, "ownerprofile_id": "arrayexpress_sid", "platform": 8, "summary_wrapped": "The role of Sca-1 on mammary tumorigenesis was assessed. Microarrays were used to analyse global gene expression changes in Sca-1 KO mice...", "geo_gse_id": "E-GEOD-31954", "owner_profile": "/profile/8773/arrayexpressuploader", "factor_count": 2, "sample_count": 4, "tags": ["gland", "mammary tumor"], "lastmodified": "Dec.12, 2014", "is_default": false, "geo_gds_id": "", "slug": "expression-data-from-sca-1-knockout-mice", "geo_id_plat": "E-GEOD-31954_A-AFFY-36", "name": "Expression data from Sca-1 knockout  mice", "created": "Nov.24, 2014", "summary": "The role of Sca-1 on mammary tumorigenesis was assessed. Microarrays were used to analyse global gene expression changes in Sca-1 KO mice versus wild-type mice and determine the differential responses to MP and DMBA-induced Mammary carcinogenesis RNA was isolated (RNeasy Mini Kit, Qiagen) from MP-DMBA induced mammary tumor or  mammary gland tissue from nulliparious transgenic and wild-type mice maintained on normal rodent chow", "source": "http://www.ebi.ac.uk/arrayexpress/experiments/E-GEOD-31954", "sample_source": "http://www.ebi.ac.uk/arrayexpress/experiments/E-GEOD-31954/samples/"}