Antigenic test and viral mutation

We Hangzhou Clongene Biotech Co, Ltd would like to inform you that our "Clungene" brand SARS-CoV-2 antigen rapid tests are also valid for the detection of SARS-CoV-2 antigen in the newly discovered variant, including those from the UK, South Africa and Brazil. According to our investigation, several site mutations occurred in the tip: Protein at the position of N501Y, E484K, K417N in the UK and of N501Y, P681H, 69-70 in the S. A. E484K, K417N / T, N501Y, D614G in Brazil. Since the recognition site of the raw materials used in our antigen test, the nucleocapsid protein antigens (also known as nucleoprotein or protein N).

From the mutation sites, we expect our products to detect theoretical variants, including those in the UK, South Africa and Brazil. In the meantime, COVID-19 antigen rapid tests will keep you promptly informed of any updates. In addition, we will continue our efforts to maintain high quality management standards to ensure a consistently high quality management system to guarantee customer satisfaction and product safety.