Medicine and Health Sciences Commons^™

Inflammation And Immune Evasion Coexist In Treponema Pallidum-Infected Skin, Rodolfo Trujillo, Jorge Cervantes, Kelly L. Hawley, Adriana R. Cruz, Sankhiros Babapoor, Michael Murphy, Soheil S. Dadras, Juan C. Salazar

Biology Faculty Publications

Syphilis is a systemic, multistage, sexually transmitted infection caused by the highly invasive spirochetal bacterium, Treponema pallidum, subspecies pallidum. In the United States, the annual rate of primary and secondary syphilis (SS) between 2002 and 2016 has increased from 2.1 to 8.7 cases per 100,000.¹ Gestational and congenital syphilis cases have also increased in the last few years. There is no evidence of a change in T pallidum susceptibility to penicillin as an explanation for the significant increase in the number of syphilis cases in the United States. It is more likely that changes in risk-taking behavior in …