Why the number of genes decreased after dds (DESeqDataSetFromMatrix)?
The number of genes in the data decreased to half after DESeqDataSetFromMatrix on R, why?
Just a guess, but count how many have 0 counts in all samples before and after running that function.
This function does not do any filtering at all. Please show code, this is mandatory for any question asked here as one cannot read minds or see your screen.
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