Hello, I have a file like this (just a snapshot) where I have numerical values for various genes, I want a line plot with shading (may be using smooth ?) using qplot or ggplot : Gene1 10 14 12 23 11 11 33 1 ......(multiple columns) Gene2 4 2 1 1 3 4 1 2 ..... Gene3 2 5 7 5 6 89 7 3 ...... Gene4 1 9 8 3 90 8 8 ..... Please help. Ana