Abstract: Multispecific antibodies based on antibodies that share a common light chain are described herein. The multispecific antibodies include: modified heavy chains having, by domain exchange, a common light chain variable domain VL; and two modified light chains having, by domain exchange, variable heavy chain domains of a first antibody (VH1) and a second antibody (VH2), wherein one light chain is of kappa isotype and one light chain is of lambda isotype. The present invention also relates to methods for the manufacture of such antibodies and their use.

Abstract: The present invention generally relates to antigen-specific immunoconjugates for selectively delivering effector moieties that influence cellular activity. More specifically, the invention provides novel immunoconjugates comprising a first antigen binding moiety, an Fc domain and a single effector moiety. In addition, the present invention relates to polynucleotides encoding such immunoconjugates, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the immunoconjugates of the invention, and to methods of using these immunoconjugates in the treatment of disease.

Abstract: The present invention generally relates to novel protease-activatable T cell activating bispecific molecules and idiotype-specific polypeptides. The present invention also relates to polynucleotides encoding such protease-activatable T cell activating bispecific molecules and idiotype-specific polypeptides, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the protease-activatable T cell activating bispecific molecules and idiotype-specific polypeptides of the invention, and to methods of using these protease-activatable T cell activating bispecific molecules and idiotype-specific polypeptides in the treatment of disease.

Abstract: The present invention relates to modified antibodies. In particular, the present invention relates to recombinant monoclonal antibodies having altered ability to induce direct cell death and effector function. In addition, the present invention relates to nucleic acid molecules encoding such antibodies, and vectors and host cells comprising such nucleic acid molecules. The invention further relates to methods for producing the antibodies of the invention, and to methods of using these antibodies in treatment of disease.

Abstract: The present invention relates to modified antibodies. In particular, the present invention relates to recombinant monoclonal antibodies or fragments, including chimeric, primatized or humanized antibodies or fragments, having reduced effector function and altered ability to mediate cell signaling activity by a target antigen. In addition, the present invention relates to nucleic acid molecules encoding such antibodies, and vectors and host cells comprising such nucleic acid molecules. The invention further relates to methods for producing the antibodies of the invention, and to methods of using these antibodies in treatment of disease.

Abstract: The present invention generally relates to mutant interleukin-2 polypeptides that exhibit reduced affinity to the ?-subunit of the IL-2 receptor, for use as immunotherapeutic agents. In addition, the invention relates to immunoconjugates comprising said mutant IL-2 polypeptides, polynucleotide molecules encoding the mutant IL-2 polypeptides or immunoconjugates, and vectors and host cells comprising such polynucleotide molecules. The invention further relates to methods for producing the mutant IL-2 polypeptides or immunoconjugates, pharmaceutical compositions comprising the same, and uses thereof.

Abstract: The present invention relates to bispecific antibodies comprising at least one antigen binding site specific for DR5 and at least one antigen binding site specific for FAP, antibodies specific for DR5, methods for their production, pharmaceutical compositions containing said antibodies, and uses thereof.

Abstract: The present invention generally relates to antigen-specific immunoconjugates for selectively delivering effector moieties that influence cellular activity. More specifically, the invention provides novel immunoconjugates comprising a first antigen binding moiety, an Fc domain and a single effector moiety. In addition, the present invention relates to polynucleotides encoding such immunoconjugates, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the immunoconjugates of the invention, and to methods of using these immunoconjugates in the treatment of disease.

Abstract: The present invention generally relates to novel bispecific antigen binding molecules for T cell activation and re-direction to specific target cells. In addition, the present invention relates to polynucleotides encoding such bispecific antigen binding molecules, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the bispecific antigen binding molecules of the invention, and to methods of using these bispecific antigen binding molecules in the treatment of disease.

Abstract: The present invention generally relates to mutant interleukin-2 polypeptides that exhibit reduced affinity to the ?-subunit of the IL-2 receptor, for use as immunotherapeutic agents. In addition, the invention relates to immunoconjugates comprising said mutant IL-2 polypeptides, polynucleotide molecules encoding the mutant IL-2 polypeptides or immunoconjugates, and vectors and host cells comprising such polynucleotide molecules. The invention further relates to methods for producing the mutant IL-2 polypeptides or immunoconjugates, pharmaceutical compositions comprising the same, and uses thereof.

Abstract: The invention relates to novel trimeric costimulatory TNF family ligand-containing antigen binding molecules comprising three fusion polypeptides, each of the three fusion polypeptides comprising (a) an ectodomain of a costimulatory TNF family ligand selected from the group consisting of 4-1BBL, OX40L and GITRL or fragments thereof, (b) a trimerization domain, in particular a trimerization domain derived from human cartilage matrix protein (huCMP) of SEQ ID NO:1, and (c) a moiety capable of specific binding to a target cell antigen, and to methods of producing these molecules and to methods of using the same.

Abstract: The invention relates to novel bispecific antigen binding molecules, comprising (a) at least one antigen binding domain capable of specific binding to CD40, and (b) at least one antigen binding domain capable of specific binding to a target cell antigen, in particular Fibroblast Activation Protein (FAP), and to methods of producing these molecules and to methods of using the same.

Abstract: The present invention relates to bispecific antibodies comprising at least two Fab fragments, wherein the first Fab fragment comprises at least one antigen binding site specific for a first antigen; and the second Fab fragment comprises at least one antigen binding site specific for a second antigen, wherein either the variable regions or the constant regions of the second Fab heavy and light chain are exchanged and the two Fab fragments are connected to each other by two peptide linkers; and wherein the bispecific antibody is devoid of a Fc domain; methods for their production, pharmaceutical compositions containing said antibodies, and uses thereof.

Abstract: The present invention generally relates to novel bispecific antigen binding molecules for T cell activation and re-direction to specific target cells. In addition, the present invention relates to polynucleotides encoding such bispecific antigen binding molecules, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the bispecific antigen binding molecules of the invention, and to methods of using these bispecific antigen binding molecules in the treatment of disease.

Abstract: The present invention generally relates to mutant interleukin-2 polypeptides that exhibit reduced affinity to the ?-subunit of the IL-2 receptor, for use as immunotherapeutic agents. In addition, the invention relates to immunoconjugates comprising said mutant IL-2 polypeptides, polynucleotide molecules encoding the mutant IL-2 polypeptides or immunoconjugates, and vectors and host cells comprising such polynucleotide molecules. The invention further relates to methods for producing the mutant IL-2 polypeptides or immunoconjugates, pharmaceutical compositions comprising the same, and uses thereof.

Abstract: The present invention pertains to a trimeric antigen binding molecule comprising three fusion polypeptides, each comprising at least one antigen binding moiety fused to a trimerization domain derived from human cartilage matrix protein. In addition, the present invention relates to polynucleotides encoding such trimeric antigen binding molecules, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the trimeric antigen binding molecules of the invention, and to methods of using these trimeric antigen binding molecules in the treatment of disease.

Abstract: The present invention generally relates to novel bispecific antigen binding molecules for T cell activation and re-direction to specific target cells. In addition, the present invention relates to polynucleotides encoding such bispecific antigen binding molecules, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the bispecific antigen binding molecules of the invention, and to methods of using these bispecific antigen binding molecules in the treatment of disease.

Abstract: The present invention relates to bispecific antibodies comprising at least one antigen binding site specific for DR5 and at least one antigen binding site specific for FAP, antibodies specific for DR5, methods for their production, pharmaceutical compositions containing said antibodies, and uses thereof.

Abstract: A bispecific antibody specifically binding to the extracellular domain of human BCMA and human CD3?, characterized in comprising a common antibody light chain is provided. Such bispecific antibody can be used as a medicament in the treatment of plasma cell disorders like Multiple Myeloma.

Abstract: The present invention generally relates to novel bispecific antigen binding molecules for T cell activation and re-direction to specific target cells comprising a common light chain. In addition, the present invention relates to polynucleotides encoding such bispecific antigen binding molecules, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the bispecific antigen binding molecules of the invention, and to methods of using these bispecific antigen binding molecules in the treatment of disease.