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{"GSM805308": {"PRE N": "1", "PRE MBNG": "3", "AGE AT DX": "45", "ER BY GENE": "ERpos", "PRE T": "3", "PR (%) BY IHC": "80", "PR STATUS BY IHC": "P", "ER (%) BY IHC": "80", "MATCHED PAIR": "4", "SAMPLE TYPE": "fine needle aspiration", "ER STATUS BY IHC": "P", "HER2 STATUS IHC (AND FISH)": "P"}}, {"GSM805307": {"PRE N": "0", "PRE MBNG": "3", "AGE AT DX": "37", "ER BY GENE": "ERneg", "PRE T": "1", "PR (%) BY IHC": "90", "PR STATUS BY IHC": "P", "ER (%) BY IHC": "0", "MATCHED PAIR": "3", "SAMPLE TYPE": "core needle biopsy", "ER STATUS BY IHC": "N", "HER2 STATUS IHC (AND FISH)": "N"}}, {"GSM805306": {"PRE N": "0", "PRE MBNG": "3", "AGE AT DX": "37", "ER BY GENE": "ERneg", "PRE T": "1", "PR (%) BY IHC": "90", "PR STATUS BY IHC": "P", "ER (%) BY IHC": "0", "MATCHED PAIR": "3", "SAMPLE TYPE": "fine needle aspiration", "ER STATUS BY IHC": "N", "HER2 STATUS IHC (AND FISH)": "N"}}, {"GSM805305": {"PRE N": "0", "PRE MBNG": "3", "AGE AT DX": "50", "ER BY GENE": "ERpos", "PRE T": "3", "PR (%) BY IHC": "0", "PR STATUS BY IHC": "N", "ER (%) BY IHC": "95", "MATCHED PAIR": "2", "SAMPLE TYPE": "core needle biopsy", "ER STATUS BY IHC": "P", "HER2 STATUS IHC (AND FISH)": "P"}}, {"GSM805304": {"PRE N": "0", "PRE MBNG": "3", "AGE AT DX": "50", "ER BY GENE": "ERpos", "PRE T": "3", "PR (%) BY IHC": "0", "PR STATUS BY IHC": "N", "ER (%) BY IHC": "95", "MATCHED PAIR": "2", "SAMPLE TYPE": "fine needle aspiration", "ER STATUS BY IHC": "P", "HER2 STATUS IHC (AND FISH)": "P"}}, {"GSM805303": {"PRE N": "1", "PRE MBNG": "1", "AGE AT DX": "51", "ER BY GENE": "ERpos", "PRE T": "3", "PR (%) BY IHC": "5", "PR STATUS BY IHC": "N", "ER (%) BY IHC": "95", "MATCHED PAIR": "1", "SAMPLE TYPE": "core needle biopsy", "ER STATUS BY IHC": "P", "HER2 STATUS IHC (AND FISH)": "N"}}, {"GSM805302": {"PRE N": "1", "PRE MBNG": "1", "AGE AT DX": "51", "ER BY GENE": "ERpos", "PRE T": "3", "PR (%) BY IHC": "5", "PR STATUS BY IHC": "N", "ER (%) BY IHC": "95", "MATCHED PAIR": "1", "SAMPLE TYPE": "fine needle aspiration", "ER STATUS BY IHC": "P", "HER2 STATUS IHC (AND FISH)": "N"}}], "id": 1273, "pop_total": 0, "platform": 3, "summary_wrapped": "Paired FNA and CBX specimens were prospectively collected from 37 breast cancers before any systemic therapy during a biomarker discovery...", "pubmed_id": 20805453, "geo_gse_id": "E-GEOD-32518", "owner_profile": "/profile/8773/arrayexpressuploader", "factor_count": 12, "sample_count": 74, "tags": ["breast", "cancer", "stroma"], "lastmodified": "Dec.12, 2014", "is_default": false, "geo_id_plat": "E-GEOD-32518_A-AFFY-33", "slug": "expression-data-from-paired-matched-breast-cancer", "geo_gds_id": "", "name": "Expression data from paired matched breast cancer Fine needle aspiration (FNA) or Core needle biopsies (CBX)", "created": "Jun.18, 2014", "summary": "Paired FNA and CBX specimens were prospectively collected from 37 breast cancers before any systemic therapy during a biomarker discovery study at The University of Texas M. D. Anderson Cancer Center. We identified 293 probe sets overexpressed in core biopsies; these included five highly  coexpressed gene clusters (metagenes) corresponding to immune functions and extracellular  matrix components. We compared gene expression profiles of pairs of fine-needle (stroma-poor) and core-needle (stroma-rich) biopsies from 37 cancers to identify stroma-associated genes Pre-treatment paird matched FNA and CBX from primary tumors were obtained and RNA extracted and hybridized to afymetrix microarrays according to manufacturer protocol.", "source": "http://www.ebi.ac.uk/arrayexpress/experiments/E-GEOD-32518", "sample_source": "http://www.ebi.ac.uk/arrayexpress/experiments/E-GEOD-32518/samples/"}