Yanzu bambance-bambancen XBB 1.5 mahaukaci ne a cikin duniya. Wasu abokin ciniki suna da shakku idan gwajin saurin antigen na mu na covid-19 zai iya gano wannan bambance-bambancen ko a'a.

Spike glycoprotein yana wanzu a saman sabon coronavirus kuma ana iya canzawa cikin sauƙi kamar bambancin Alpha (B.1.1.7), bambancin Beta (B.1.351), bambancin Gamma (P.1), bambancin Delta (B.1.617), bambancin Omicron (B.1.1.529), bambancin Omicron (B.1.1.529), Omicron.
Nucleocapsid na hoto ko bidiyo mai zagaya yanar gizo da sauri ya ƙunshi furotin nucleocapsid (N protein a takaice) da RNA. Sunadaran N yana da ɗan kwanciyar hankali, mafi girman kaso a cikin sunadaran tsarin hoto da kuma babban hankali wajen ganowa.
Dangane da fasalulluka na furotin N, Monoclonal antibody na furotin N akan labari
An zaɓi coronavirus a cikin haɓakawa da ƙirar samfuranmu mai suna "SARS-CoV-2 Antigen Rapid Test (Colloidal Gold)" wanda aka yi niyya don gano ingancin SARS-CoV-2 Antigen a cikin samfuran swab na hanci a cikin vitro ta hanyar gano furotin N.
Wato, nau'in mutant glycoprotein karu na yanzu wanda ya haɗa da XBB1.5 ba sa shafar sakamakon gwajin.
Don haka, muSars-Cov-2 Antigenzai iya gano XBB 1.5