Hi Shravanthi , I suggest you read through the edgeR manual. If you are new to R, then you probably need to read through the R manual. Best, Wenhuo On Tue, Sep 4, 2012 at 7:39 AM, Alyaa Mahmoud wrote: > read.table or read.delim > > there are many ways to determine up/down regulated genes, are u asking > about the commands in edgeR in particular ? > > Alyaa > > On Tue, Sep 4, 2012 at 1:33 PM, Shravanthi P >wrote: > > > I am new to using R and my project is on differential gene expression .I > > was told to use Edger but I am having trouble reading a tab delimited > > format data for affy oligonucleotide microarray data . > > How can I read the data into R ? and how can I identify the upregulated > and > > downregulated genes ? > > > > [[alternative HTML version deleted]] > > > > _______________________________________________ > > Bioconductor mailing list > > Bioconductor@r-project.org > > https://stat.ethz.ch/mailman/listinfo/bioconductor > > Search the archives: > > http://news.gmane.org/gmane.science.biology.informatics.conductor > > > > > > -- > Alyaa Mahmoud > > "Love all, trust a few, do wrong to none"- Shakespeare > > [[alternative HTML version deleted]] > > _______________________________________________ > Bioconductor mailing list > Bioconductor@r-project.org > https://stat.ethz.ch/mailman/listinfo/bioconductor > Search the archives: > http://news.gmane.org/gmane.science.biology.informatics.conductor > -- Wenhuo Hu Park lab Memorial Sloan Kettering Cancer Center Zuckerman Research Building 408 East 69th Street Room ZRC-527 New York, NY 10065 Phone 646-888-3220 huw@mskcc.org [[alternative HTML version deleted]]