https://www.selleckchem.com/pr....oducts/l-histidine-m
Therefore, human rotavirus strains circulating in Lebanon and globally have accumulated numerous substitutions in their antigenic sites compared to those currently used in the licensed vaccines. The successful spread and continued genetic drift of these strains over time might undermine the effectiveness of the vaccines. The effect of such changes in the antigenic sites on vaccine efficacy remains to be assessed. Copyright © 2020 Harastani, Reslan, Sabra, Ali, Hammadi, Ghanem, Hajar, Matar, Dbaibo and Z