{"owner": "ArrayExpress Uploader", "pop_total": 0, "species": "human", "factors": [{"GSM1273929": {"TRANSFECTION": "untreated"}}, {"GSM1273929": {"TRANSFECTION": "untreated"}}, {"GSM1273927": {"TRANSFECTION": "anti-21 with lipofectamine 2000"}}, {"GSM1273927": {"TRANSFECTION": "anti-21 with lipofectamine 2000"}}, {"GSM1273925": {"TRANSFECTION": "anti-control with lipofectamine 2000"}}, {"GSM1273925": {"TRANSFECTION": "anti-control with lipofectamine 2000"}}], "id": 2111, "ownerprofile_id": "arrayexpress_sid", "platform": 4, "summary_wrapped": "miR-21 is overexpressed in breast cancer cells. Knock-down of miR-21 cause apoptosis and decreased cell proliferation. To identify miR-21...", "geo_gse_id": "E-GEOD-52674", "owner_profile": "/profile/8773/arrayexpressuploader", "factor_count": 1, "sample_count": 6, "tags": ["breast", "breast cancer", "cancer", "cell", "genome"], "lastmodified": "Dec.12, 2014", "is_default": false, "geo_gds_id": "", "slug": "expression-data-of-mir-21-knockdown-in-mcf-7", "geo_id_plat": "E-GEOD-52674_A-AFFY-44", "name": "expression data of miR-21 knockdown in MCF-7", "created": "Jul.11, 2014", "summary": "miR-21 is overexpressed in breast cancer cells. Knock-down of miR-21 cause apoptosis and decreased cell proliferation. To identify miR-21 regulated cancer-pathways in MCF-7 cells, we knocked-down miR-21 and performed microarray. RNA was harvested from MCF-7 cells 24 hours transfection of anti-control, anti-21, or untreated cells. RNA was processed and hybridized into Affymetrix whole human genome arrays in duplicates.", "source": "http://www.ebi.ac.uk/arrayexpress/experiments/E-GEOD-52674", "sample_source": "http://www.ebi.ac.uk/arrayexpress/experiments/E-GEOD-52674/samples/"}