Iki gikoresho kigenewe muri vitro yujuje ubuziranenge bwa coronavirus (SARS- CoV-2) muri nasopharyngeal na oropharyngeal swab sample.RNA yo muri SARS-CoV-2 irashobora kugaragara mubigereranyo byubuhumekero mugihe cyicyiciro cyanduye cyangwa abantu badafite ibimenyetso.Irashobora gukoreshwa muburyo bwiza bwo kumenya no gutandukanya Alpha, Beta, Gamma, Delta na Omicron.