1. Center for Clinical and Translational Research (K.J.M., V.E.D., D.O., C.J.R.), Maine Medical Center Research Institute, Scarborough, Maine 04074
2. Department of Pharmaceutical Sciences (D.B., K.L.H.), College of Pharmacy, University of New England, Portland, Maine 04005
3. Department of Oral Medicine (K.N., R.B.), Infection and Immunity, Harvard School of Dental Medicine, Harvard University, Boston, Massachusetts 02115