Wu W, Hsieh P, Huang T, Chang Y, Chang C. Cloning and characterization of an iron regulated locus, iroA, in Salmonella enterica serovar Choleraesuis. DNA Seq. 2002;13:333-41 pubmed
..enterica serovar Choleraesuis by allelic exchange resulted in the loss of expression of the 78 kDa protein. However, this mutant had a similar LD50 to mice compared to the parent strain when given intraperitoneally. ..