As a type of immunoglobulin, an antibody is a protective protein produced by the body due to the stimulation of an antigen. It is a large Y-shaped protein that is secreted by plasma cells (effector B cells) and used by the immune system to identify and neutralize foreign substances such as bacteria and viruses. Creative Biolabs is a leading global provider who has many years of experience in antibody development and production. We can provide high-quality coronavirus-related antibody products. Our products have high sensitivity and specificity, which can be used for various purposes such as vaccine development and functional verification.