PF-4878691 is a potent and selective Toll-like receptor 7 (TLR7) agonist.
[1]. Fidock MD, et al. The innate immune response, clinical outcomes, and ex vivo HCV antiviral efficacy of a TLR7 agonist (PF-4878691). Clin Pharmacol Ther. 2011 Jun;89(6):821-9.
















