Background: Staphylococcus aureus (S. aureus) a pathogenic bacterium typically found in the population is noteworthy for its pathogenicity due to its ability to produce biofilms with high virulence. Aِim: To identify the gene icaA, which is responsible for biofilm formation in clinical isolates from wounds and urine samples. Methods: This gene is involved in the construction of slime layers. The p...