Effect of REST on cancer invasiveness in MCF-7 and MDA-MB-231 cells using RNA-sequencing (RNA-seq) analysis .
Transcriptomics Dataset
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General Information
AccessionGSE63608
TitleEffect of REST on cancer invasiveness in MCF-7 and MDA-MB-231 cells using RNA-sequencing (RNA-seq) analysis .
DescriptionWe report a negative correlation of invasiveness with REST expression. In addition, one alternatively spliced product (ASP) of REST, REST-003, shows a positive correlation with invasiveness. REST has a well-established role in regulating transcription of genes important for neuronal development. Its role in cancer, though significant, is less well understood. We would like to investigate the effect of REST on invasive phenotype. In order to do so, we downregulate REST by siRNA treatment in weakly invasive MCF-7 breast cancer cells in which REST is expressed highly: 1) si-GAPDH (control), two si-RESTs (2)si-REST_1 and 3) si-REST_2). Conversely, we overexpress REST by transfection of wt-REST cDNA in highly invasive MDA-MB-231 cells in which REST is expressed at the low level: 4) EGFP (control), 5) mt-REST (another control) and 6) wt-REST. REST (repressor element-1 (RE-1) silencing transcription factor) contains a DNA-binding domain that is localized within eight zinc fingers and two repressor domains located at the N-terminal and C-terminal, respectively. REST suppresses expression of neural-specific genes. mt-REST lacks two repressor domains, so it can be used as a control for wt-REST. In contrast, REST-003 is one of alternatively spliced products (ASPs) of REST.
Landing Pagehttps://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE63608
RepositoryGene Expression Omnibus
Tools used to analyze the dataset

Dataset Accession

ARCHS4
Published September 2017
ARCHS4 provides access to gene counts from HiSeq 2000 and HiSeq 2500 platforms for human and mouse experiments from GEO ...
4645
Clustergrammer
Published October 2017
Web-based tool for visualizing and analyzing high-dimensional data as interactive and shareable heatmaps
4645
Canned Analyses generated with the dataset

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Interactive heatmap visualization of RNA-seq dataset GSE63608
Highly interactive web-based heatmap visualization of the top 500 most variable genes in t...
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