Fig. 2From: Oral immune priming with Bacillus thuringiensis induces a shift in the gene expression of Tribolium castaneum larvaePrinciple component analysis for all samples 6 h after exposure to Btt-contaminated or naïve diet. The plot shows clustering of samples according to treatment group and replicate, based on FPKM expression values and the percentage of variance described by the first two principle componentsBack to article page