Got 2 samples, and got: 3 data fields. Header: D26_infected_01 D26_uninfected_01 Next: TRINITY_DN0_c0_g1 2578.60 1547.93 $VAR1 = { 'D26_infected_01' => 1, 'D26_uninfected_01' => 2 }; Contrasts to perform are: $VAR1 = [ [ 'infected', 'uninfected' ] ]; Loading required package: edgeR Loading required package: limma