Moderna (NSDQ:MRNA) has dosed the first volunteer in the Phase 1 Eclipse study of mRNA-1189, an Epstein-Barr virus vaccine candidate. The study will take place at roughly 15 sites in the U.S. and involve approximately 272 healthy adults between the ages of 18 and 30. The study will be randomized, observer-blind, placebo-controlled and involve a range of doses.…