Insert the fusion gene EGF-SEA into the expression vector PET-44.     ///     To construct expression vector for the SEA-EGF fusion gene.     ///    The fusion gene EGF-SEA was successfully constructed and was inserted into expression vector.     ///    "The new recombinant expression vector for fusion gene EGF-SEA is specific for head and neck cancer, laid the foundation for the further study of fusion protein SEA-EGF targeting immune therapy in head and neck tumors.. "    ///    [Construction and expression of the targeting super-antigen EGF-SEA fusion gene]..     ///    Induced the secretion of the fusion protein SEA-EGF by the antileptic. 