THE USE OF THE PREPARATION CONTAINING HELIOBACTER UREASE PEPTIDE, THE USE OF ANTIBODY RECOGNIZING HELIOBACTER UREASE, THE USE OF ANTI-IDIOTYPE ANTIBODY RESPONSIVE TO THE HELIOBACTER UREASE, PREPARATION FOR TREATING GASTRODUODENAL DISEASE, THERAPEUTIC AGENT FOR TREATING HELIOBACTER INFECTION, THE USE OF A PREPARATION CONTAINING HELIOBACTER PYLORI UREASE POLYPEPTIDE AND A PREPARATION FOR PREVENTING THE HELIOBACTER PYLORI INFECTIONS

摘要

Method of eliciting in a mammalian host a protective immune response to Helicobacter infection and treatment of Helicobacter infection by administering to the host an immunogenically effective amount of a Helicobacter urease or urease subunits as antigen. Vaccine compositions are also provided.