cont. helin dge analysis

dge_workflow/dge_utils.sh

@@ -287,7 +287,7 @@ cp -r . $tmpDbDir
 genome=$(echo $gtfFile | cut -f7 -d'/'); echo "genome is $genome"
 
 ## make sure to use temp-r to avoid file locking problems
-R_LIBS=/tmp/r_index
+export R_LIBS=/tmp/r_index
 
 echo '
 require(cummeRbund)