Mycobacterium tuberculosis Induces Expansion of Foxp3 Positive CD4 T-cells with a Regulatory Profile in Tuberculin Non-sensitized Healthy Subjects: Implications for Effective Immunization against TB

Christina S Hirsch¹, Roxana Rojas¹, Mianda Wu¹ and Zahra Toossi^1,2*

¹Division of Infectious Diseases, Case Western Reserve University, Cleveland OH, USA

²Veterans Affairs Medical Center, Cleveland, OH, USA

^*Corresponding Author: Zahra Toossi, Department of Medicine, Division of Infectious Diseases, BRB 10W, 10900 Euclid Ave, Cleveland, OH 44106-4984, USA, Tel: 216-368-0441, Fax: 216-368-2034 Email: