NRGN and gonorrhea: The effect of MeNZB on reducing gonorrhea in New Zealand was subsequently confirmed for other MenB OMV-containing vaccines [3,4,5], including the current market leading MenB vaccine, 4CMenB (Bexsero®) [6], and led to the development of several new vaccines for Ng based on Ng OMVs [7,8,9].