MSRB1 and diabetic foot: A high prevalence of selx was reported for S. aureus clinical isolates from blood, diabetic foot ulcers, and cystic fibrosis, as well as for those from colonization [8,9,10,11], showing comparable or higher detection rates than those of sea, sec, and egc. Furthermore, selx was revealed to be highly conserved, despite the presence of various subtypes.