Print Differentially Expressed Exons From Dexseq Results
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@justinkablan225-18560
Last seen 5.5 years ago
Hello,
I'm trying to do some differential expressed exons analysis with DEXSeq package. I got DEXSeq results by :

> dxr1 = DEXSeqResults( dxdEFC, padj=0.1 )

Then, I'm looking for print only Up-regulate or Down-regulate exons significantly expressed. 

Therefore, I done :

> write.table(dxr1, "DEXSeq_results" , sep="\t", col.names=T, row.names = T) 

This script gave me all genes and exons in a single file within more than 60.000 rows what is very difficult to open and then difficult to sort by padj or FDR.

I think that someone can help me here to resolve that, I will be very grateful. 

Best regards.
DEXSeq RNA-Seq • 1.1k views
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Entering edit mode
Alejandro Reyes ★ 1.9k
@alejandro-reyes-5124
Last seen 5 months ago
Novartis Institutes for BioMedical Reseā€¦

Hi justinkablan225,

If you want to subset the data for those exons that are significant according to DEXSeq, you can subset as you would subset any data frame:

data(pasillaDEXSeqDataSet, package="pasilla")
dxr <- DEXSeq( dxd )
dxr[which( dxr$padj < 0.1 ),]

Alejandro

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