Abstract: The invention refers to a multidomain modular antibody comprising at least one constant antibody domain, which is mutated to form an artificial disulfide bridge by introducing at least one Cys residue into the amino acid sequence through mutagenesis of said constant domain to obtain an intra-domain or inter-domain disulfide bridge within the framework region, libraries based on such antibodies and methods of producing.

Abstract: Libraries of immunoglobulins which each have one or more amino acid modifications in at least one structural loop region of such immunoglobulins, where the modified loop region specifically binds to an epitope of an antigen to which an unmodified immunoglobulin does not significantly bind.

Abstract: A method of engineering immunoglobulins which each have one or more amino acid modifications in at least one structural loop region of such immunoglobulins, where the modified loop region specifically binds to an epitope of an antigen to which an un-modified immunoglobulin does not significantly bind.

Abstract: Embodiments are related to the field of immunology, and provide a highly avid LeY specific biotherapeutic including at least one further binding site having a different specificity to bind an epitope of a glycosylated cell surface molecule of a tumor cell, characterized by EC50 of less than 1 mM to confer immediate cytotoxicity to the tumor cell.

Abstract: Immunoglobulins which each have one or more amino acid modifications in at least one structural loop region of such immunoglobulins, where the modified loop region specifically binds to an epitope of an antigen to which an unmodified immunoglobulin does not significantly bind, obtained from display libraries.

Abstract: The invention refers to an immunogenic recombinant antibody designed for immunization of primates comprising at least a part of a murine IgG2a subtype amino acid sequence and a mammalian glycosylation.

Abstract: The invention relates to a cytotoxic modular antibody with a molecular weight of up to 6 OkD, specifically binding to a cell surface target with a binding affinity of Kd<10?8 M, a method of producing such antibody and its use as a therapeutic.

Abstract: The invention relates to a monoclonal antibody or derivative or fragment thereof that is derived from a parental monoclonal antibody, that recognizes the Lewis Y antigen, characterized in that the Fc region or region equivalent to the Fc region of said antibody or derivative or fragment thereof carries a bi-sected hybrid type N-glycosylation pattern and that said antibody shows at least 10 fold increased ADCC and at least 10% reduced CDC activity.

Abstract: The invention relates to an immunogenic antibody which comprises at least two different epitopes of a tumor-associated antigen.

Abstract: The present invention relates to a method of preparing a genetic package displaying oligomers of modular antibody domains binding to a target and to a scaffold ligand as well as to vectors and libraries of genetic packages produced thereby. The invention further relates to methods of selecting suitable linker sequences for use in such oligomer display.

Abstract: The invention relates to a monoclonal antibody, or fragment of the antibody, that is derived from a parental monoclonal antibody, that recognizes the Lewis Y antigen, characterized in that the Fc region of the antibody, or fragment of the antibody, carries a bi-sected hybrid type N-glycosylation pattern and that the antibody shows at least 10 fold increased ADCC and at least 10% reduced CDC activity.

Abstract: A molecule or molecule complex capable of binding to TLR9 and to CD32 comprising at least one epitope of at least one antigen, its production and its use a medicament, especially for the treatment of allergies.

Abstract: The present invention provides a multivalent immunoglobulin or part thereof binding specifically to at least two cell surface molecules of a single cell with at least one modification in at least one structural loop region of said immunoglobulin determining binding to an epitope of said cell surface molecules wherein the unmodified immunoglobulin does not significantly bind to said epitope, its use and methods for producing it.

Abstract: The present invention relates to a method for engineering an immunoglobulin comprising a variable domain and at least one modification in at least two structural loops of said immunoglobulin and determining the binding of said immunoglobulin to an epitope of an antigen, wherein the unmodified immunoglobulin does not significantly bind to said epitope, comprising the steps of: providing a nucleic acid encoding an immunoglobulin comprising at least two structural loops, modifying at least one nucleotide residue of each of said structural loops, transferring said modified nucleic acid in an expression System, expressing said modified immunoglobulin, contacting the expressed modified immunoglobulin with an epitope, and determining whether said modified immunoglobulin binds to said epitope, immunoglobulins produced by such a method and libraries of immunoglobulins.

Abstract: The present invention provides a method for engineering a T-cell receptor domain polypeptide comprising at least one modification in a structural loop region of said T-cell receptor domain polypeptide and determining the binding of said T-cell receptor domain polypeptide to an epitope of an antigen, wherein the unmodified T-cell receptor domain polypeptide does not significantly bind to said epitope, comprising the steps of providing a nucleic acid encoding a T-cell receptor domain polypeptide comprising at least one structural loop region, modifying at least one nucleotide residue of at least one of said structural loop regions, transferring said modified nucleic acid in an expression system, expressing said modified T-cell receptor domain polypeptide, contacting the expressed modified T-cell receptor domain polypeptide with said epitope and determining whether said modified T-cell receptor domain polypeptide binds to said epitope.

Abstract: The invention relates to the use of a preparation based on an antibody directed against a tumor-associated glycosylation for preparing a medicament for the prophylactic and/or therapeutic treatment for the reduction or inhibition, respectively, of the growth of tumor cells in a cancer patient, as well as to a pharmaceutical preparation containing an antibody directed against a tumor-associated glycosylation. Moreover, the invention relates to a preparation for pharmaceutical and/or diagnostic use, a diagnostic method and an agent for determining the risk of metastasis formation in a cancer patient, as well as a method of producing a preparation based on a body fluid or tissue, in each case using the antibody directed against a tumor-associated glycosylation.

Abstract: The invention relates to a kit for the combined use for the treatment of cancer patients, which set comprises an antigen of a cellular surface protein, or an antibody directed against the cellular surface protein, and an antigen of an aberrant glycosylation, or an antibody directed against the aberrant glycosylation. This kit is destined both for the immunotherapeutic and the diagnostic application. The invention further relates to a selection method for selecting suitable tumor-specific antigens with the assistance of this kit and corresponding specific antibody preparations.

Abstract: The invention relates to the use of a preparation based on an antibody directed against a tumor-associated glycosylation for preparing a medicament for the prophylactic and/or therapeutic treatment for the reduction or inhibition, respectively, of the growth of tumor cells in a cancer patient, as well as to a pharmaceutical preparation containing an antibody directed against a tumor-associated glycosylation. Moreover, the invention relates to a preparation for pharmaceutical and/or diagnostic use, a diagnostic method and an agent for determining the risk of metastasis formation in a cancer patient, as well as a method of producing a preparation based on a body fluid or tissue, in each case using the antibody directed against a tumor-associated glycosylation.

Abstract: Nanoparticles comprising adjuvants and antigens, such as tumour and pathogen antigens, are disclosed and their use in a range of applications such as for the treatment of cancer and infectious diseases. Immunogenic structures based on nanoparticles or antibodies with carbohydrate ligands, and their use for therapeutic and prophylactic purposes, and for the isolation and detection of antibodies directed against the carbohydrate structures.

Abstract: The invention relates to a monoclonal antibody or derivative or fragment thereof that is derived from a parental monoclonal antibody, that recognizes the Lewis Y antigen, characterized in that the Fc region or region equivalent to the Fc region of said antibody or derivative or fragment thereof carries a bi-sected hybrid type N-glycosylation pattern and that said antibody shows at least 10 fold increased ADCC and at least 10% reduced CDC activity.