Modified botulism toxin, oral vaccine against botulism, oral vaccine against a selected agent and method for administering a therapeutic agent to an animal orally

摘要

"MODIFIED BOTULISM TOXIN, ORAL VACCINE FIND BOTULISM, ORAL VACCINE AGAINST A SELECTED UMANTIGEN AND METHOD FOR MINISTRARORALLY A THERAPEUTIC AGENT TO AN ANIMAL". The present invention refers to compositions and methods for the oral administration of an antigen or a therapeutic agent for the circulatory system in general, using a modified botulism toxin which is capable of translocation from the intestine to the circulatory system but which is changed to no longer be toxic.