Glycopeptide carbohydrate antigen multiple, vaccine comprising the same and their use.

A conjugate glycopeptide carbohydrate comprising: a support comprising a dendrimeric poly-Lysine, which allows the covalent attachment of multiple epitopes, at least one peptide comprising one T epitope or several T, identical or different, at least one carbohydrate moiety or derivative thereof, containing B epitope, which is not a sialoside, or several identical or different epitopes. Use of this conjugate to induce an immune response.