has role virmugen virmugen role Francisella tularensis gene galU from Francisella tularensis NCBI_Gene_ID: 3191600; PMID: 21819572 Oliver He Rebecca Racz A galU mutant is attenuated in mice, with only transient weight loss observed. Two months after inoculation, mice were challenge with wild type F. tularensis and were protected, once again only experiencing transient weight loss gene