Fig. 4From: Effects of iron on the growth, biofilm formation and virulence of Klebsiella pneumoniae causing liver abscessExpression ratio of K. pneumoniae virulence genes. aiucB gene. biroB gene. cirp1 gene. dentB gene. DP: 2,2′-Dipyridyl, added as an iron chelator. LB control was used to calculate relative expressionBack to article page