Figure 4From: Transcript profiling of two alfalfa genotypes with contrasting cell wall composition in stems using a cross-species platform: optimizing analysis by masking biased probes Box plots of 6 GeneChip data sets (two tissue types × 3 replications) from M. truncatula A17 genotype and 12 GeneChip datasets from alfalfa (2 genotypes × 2 tissue types × 3 replications) after masking for ISV regions (signal intensity threshold = 40) Back to article page