2020-08-17 19:12 As a leading custom service provider in the field of antigen preparation, Creative Biostructure has successfully completed many challenging antigen preparation projects. Nowadays, we hope to apply our expertise and experience in antigen design and preparation for the development of antibodies against coronavirus infection. If you are interested in our custom antigen design and preparation services for coronavirus, please feel free to contact us for more details. Our customer service representative is available 24 hours a day from Monday to Sunday.