Candidiasis represents a leading cause of hospital?acquired bloodstream infections in the U.S. with anattributable mortality rate of 40-60%. Candida albicans, a major opportunistic human fungal pathogenresponsible for the majority of candidiasis cases, can cause a wide variety of systemic and mucosal infections.Immunocompromised individuals, including organ transplant recipients, AIDS patients, and cancer patients onchemotherapy, are particularly susceptible.