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_prova
2005 Oct 07
0
Differentially expressed gene list
...ms in
retrieving the separate lists of up regulated and down regulated genes.
When I write:
fold<-function(x){
gruppi<-split(x,controllo)
geni1<-abs(mean(gruppi[[2]])-mean(gruppi[[1]]))
return(geni1)
}
fold<-esApply(expr.contr.tratt.4,1,fold)
filtro.geni.4_prova<-expr.contr.tratt.4[which(fold>=1),]
filtro.geni.4_prova
everything is working well and I can obtain the correct HTML output,but if I
write the same using fold change<1 to obtain downregulated genes,I have the
following warning message:
###Warning messages:
####1: the condition has le...