| abstract |
An antibody specifically binding with PD-L1 and an antigen-binding fragment of the antibody. The antibody specifically binding with PD-L1 and the antigen-binding fragment of the antibody have high specificity and stability, are capable of enhancing the secretion of IFN-γ, provide strong T cell function regulation activity, and are capable of significantly suppressing the growth of a tumor in the body. |