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Accession IconGSE28796

Gene expression profiles of pretreatment biopsies from dose-dense-docetaxel-treated breast cancers

Organism Icon Homo sapiens
Sample Icon 24 Downloadable Samples
Technology Badge Icon Affymetrix Human Genome U133 Plus 2.0 Array (hgu133plus2)

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Description
The purpose of this study was to identify molecular markers of pathologic response to neoadjuvant dose-dense docetaxel treatment using gene expression profiling on pretreatment biopsies. Patients with high-risk, operable breast cancer were treated with 75 mg/m2 IV of docetaxel on day 1 of each cycle every 2 weeks x 4 cycles . Tumor tissue from pretreatment biopsies was obtained from 12 patients enrolled in the study. Gene expression profiling were done on serial sections of the biopsies from patients that achieved a pathologic complete response (pCR) and compared to those with residual disease, non-pCR (NR).
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24
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Samples

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Treatment
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breast biopsy, sample 1 rep 1
breast tumor biopsy
pre-dose-dense docetaxel
breast biopsy, sample 9 rep 1
breast tumor biopsy
pre-dose-dense docetaxel
breast biopsy, sample 1 rep 2
breast tumor biopsy
pre-dose-dense docetaxel
breast biopsy, sample 5 rep 1
breast tumor biopsy
pre-dose-dense docetaxel
breast biopsy, sample 8 rep 2
breast tumor biopsy
pre-dose-dense docetaxel
breast biopsy, sample 2 rep 1
breast tumor biopsy
pre-dose-dense docetaxel
breast biopsy, sample 12 rep 1
breast tumor biopsy
pre-dose-dense docetaxel
breast biopsy, sample 5 rep 2
breast tumor biopsy
pre-dose-dense docetaxel
breast biopsy, sample 11 rep 1
breast tumor biopsy
pre-dose-dense docetaxel
breast biopsy, sample 8 rep 1
breast tumor biopsy
pre-dose-dense docetaxel
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