I know it is too naive but when I tried to extract genes with fold-change >2.0 or <0.5 alterations I faced error.
I tried so
results <- t[which(abs(t$logFC) > 1 & t$adj.P.Val < 0.05),]
This gives me only
fold-change >2.0 , then how I add
fold-change < 0.5 to this code please??