Figure 4From: Comparative profiling of the transcriptional response to iron restriction in six serotypes of Actinobacillus pleuropneumoniae with different virulence potentialVariable region of ORF APL_1953 illustrated in serotype 7. Red text: region with high GC concentration (57% in serotype 7). Underscored text: region missing in A. pleuropneumoniae serotypes 2, 5, and 6.Back to article page