abstract |
The present invention relates to the field of recombinant toxin protein production in bacterial hosts. In particular, the present invention relates to production processes for obtaining high levels of a recombinant CRM 197, Diphtheria Toxin, Pertussis Toxin, Tetanus Toxoid Fragment C, Cholera Toxin B, Cholera holotoxin, and Pseudomonas Exotoxin A, from a bacterial host. |