Ii-antigens ezinjengeprotein ye-N, iprotein ye-E kunye neprotheyini ye-S ye-coronavirus entsha inokusetyenziselwa njenge-immunogens ukuvuselela iiseli zeplasma ukuvelisa amajoni athile omzimba emva kokuba intsholongwane yosulele umzimba womntu.Uvavanyo lwe-antigen ye-COVID19 lunokubona ngokuthe ngqo ukuba isampuli yomntu iqulethe i-COVID19.Ukuxilongwa kukhawuleza, kuchanekile, kwaye kufuna izixhobo eziphantsi kunye nabasebenzi.
Izixhobo zovavanyo olukhawulezayo lwe-COVID19 Antigen yi-colloidal goldimmunochromatography ejoliswe ekubhaqweni kwee-antigen zeprotein ze-nucleocapsid ezitsalwe ngqo kwi-COVID19.Uvavanyo olukhawulezileyo lovavanyo ngamanye amaxesha lunokuba lukhetho olusebenzayo kuphela ukuba uvavanyo lwaselebhu alufumaneki ngokwaneleyo.Ukongeza kuloo nto, i-COVID19 Antigen rapidtest kits sisixhobo sovavanyo lwasimahla, esivumela ukuvavanywa kweendawo zasemaphandleni/eziphantsi.