Currently, we have the following study groups. The participants also serve as advisors to the NIH on these particular topics.

• Multi-site Comparison of Nonoxynol 9 (N-9) Efficacy and Toxicity in Vitro • Standardization of Herpesvirus Microbicide Assays • Standardization of the Ex Vivo Explant Model • Standardization of Cytokine Measurements • Standardization of Assays to Detect Mucosal Innate Immunity Factors