http://www.newsweek.com/delta-covid-variant-dominate-despite-mu-resistant-study-japan-1627818 > A preliminary study highlighting the potential resistance of the Mu COVID-19 variant to antibodies has been released as scientists continue to keep an eye on the mutant virus. > The study, published by researchers at the Institute of Medical Science at the University of Tokyo and other Japanese institutions, compared Mu to other variants of COVID-19 to observe how they reacted to human defences, either by natural immunity due to a previous infection, or to vaccine-induced immunity.