**Modulation of Immune Senescence by Menopause and Hormone Therapy**

Flora Engelmann1, Mark Asquith1 and Ilhem Messaoudi1,2,3

*1Vaccine and Gene Therapy Institute, Oregon Health and Science University, Portland, OR 2 Division of Pathobiology and Immunology, Oregon National Primate Research Center, Beaverton, OR 3Molecular Microbiology and Immunology, Oregon Health and Science University, Portland, OR USA* 
