Ukuze wenze "ukukhomba kusenesikhathi, ukwehlukaniswa kusenesikhathi kanye nokwelashwa kusenesikhathi", ukuhlolwa okusheshayo kwe-Antigen (ama-rat) ngobuningi bamaqembu ahlukahlukene abantu ukuze bahlolwe. Inhloso ukukhomba labo abatheleleke futhi baveze amaketanga okudlulisela phambili ngesikhathi sokuqala.

I-rat yenzelwe ukuthola ngqo i-SARS-Cov-2 amaprotheni ama-virus (ama-antigens) ezinhlotsheni zokuphefumula. Yenzelwe ukutholwa kwezimo ze-antimens ezinhlamvwini ezivela kubantu abanezifo ezisolwayo. Ngakho-ke, kufanele isetshenziswe ngokubambisana nemiphumela yokuhunyushwa kwemitholampilo nezinye izivivinyo zelebhu. Iningi lazo lidinga amasampula we-nasal noma we-nasopharyngeal swab noma amasampula ajulile amathethra. Ukuhlolwa kulula ukwenza.