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Series GSE15481 Query DataSets for GSE15481
Status Public on Dec 14, 2009
Title Gene expression data from AP-2γ silenced MCF-7 cells
Organism Homo sapiens
Experiment type Expression profiling by array
Summary Overexpression of the AP-2γ transcription factor in breast tumours has been identified as an independent predictor of poor outcome and failure of hormone therapy, even in ER positive, ErbB2 negative tumours; markers of a more favourable prognosis. To understand further the role of AP-2γ in breast carcinoma, we have used an RNA interference and gene expression profiling strategy using the MCF-7 cell line as a model for ER positive, ErbB2 negative tumours with AP-2γ overexpression.
Gene expression changes between control and silenced cells implicate AP-2γ in the control of cell cycle progression and developmental signalling.

Keywords: RNA interference
 
Overall design We compared the expression profiles of MCF-7 cells separately transfected with three independent AP-2γ targeting sequences with those from control cells treated with transfection reagent alone or a non-silencing control siRNA on Affymetrix arrays; each condition was examined in triplicate.
 
Contributor(s) Hurst HC, Williams CM
Citation(s) 19798054
Submission date Mar 31, 2009
Last update date Mar 25, 2019
Contact name Helen C Hurst
E-mail(s) h.c.hurst@qmul.ac.uk
Organization name Institute of Cancer
Department Centre for Tumour Biology
Street address Charterhouse Square
City London
ZIP/Postal code EC1M 6BQ
Country United Kingdom
 
Platforms (1)
GPL570 [HG-U133_Plus_2] Affymetrix Human Genome U133 Plus 2.0 Array
Samples (15)
GSM388424 AP-2 gamma targetting siRNA 1: AAUGAGAUGGCAGCUAGGAAG Technical Replicate 1
GSM388425 AP-2 gamma targetting siRNA 1: AAUGAGAUGGCAGCUAGGAAG Technical Replicate 2
GSM388426 AP-2 gamma targetting siRNA 1: AAUGAGAUGGCAGCUAGGAAG Technical Replicate 3
Relations
BioProject PRJNA115925

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Series Matrix File(s) TXTHelp

Supplementary file Size Download File type/resource
GSE15481_RAW.tar 127.8 Mb (http)(custom) TAR (of CEL)
Processed data included within Sample table

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