Abstract: Provided are a tumor antigen polypeptide having the amino acid sequence as shown in SEQ ID NO: 2 or a variant thereof; a nucleic acid encoding the same; a nucleic acid construct, an expression vector, and a host cell containing the encoding nucleic acid; and an antigen presenting cell presenting the tumor antigen polypeptide on the cell surface and an immune effector cell thereof. Also provided is the use of the polypeptide, nucleic acid, antigen presenting cell or immune effector cell in the diagnosis, prevention and treatment of cancers.

Abstract: The present invention relates to combination therapies for the treatment of malignancy, particularly myeloid malignancy such as acute myeloid leukemia (AML). The combination therapies may include an antibody molecule that binds to CD70 and at least one antibody molecule that binds to a leukemic stem cell target. Preferred leukemic stem cell targets are TIM-3, IL1R3/IL1RAP and CD47.

Abstract: The invention provides programmed death-ligand 1 (PD-L1) antibodies and methods of using the same.

Abstract: Provided in the present invention are a specific antibody of BCMA and a BCMA-targeting immune effector cell, and also provided are a chimeric antigen receptor-modified T cell prepared using the antibody and the use thereof.

Abstract: Isolated monoclonal antibodies which bind to human c-Met, the hepatocyte growth factor receptor, and related antibody-based compositions and molecules, are disclosed. Pharmaceutical compositions comprising the antibodies and therapeutic and diagnostic methods for using the antibodies are also disclosed.

Abstract: A non-naturally occurring chimeric polypeptide having an activity provided by a TGF-beta family member is disclosed. The chimeric polypeptide of an embodiment comprises two or more domains or fragments from parental TGF-beta proteins operably linked such that the resulting polypeptide is capable of modulating a pathway associated with a TGF-beta family member. In one embodiment, the pathway is a SMAD or DAXX pathway.

Abstract: The present invention relates to a bispecific molecule comprising at least one anti-CD38 domain and at leak one anti-PD-L1 domain, which are capable of simultaneous binding to CD38 and PD-L1 antigens, respectively.

Abstract: By inserting cysteine (C) into a heavy chain and/or a light chain of a target antibody at specific insertion site, and performing a site-specific conjugation through a free thiol group (—SH) from the site-specific inserted cysteine and a linker conjugated with a highly potent small molecule cytotoxin, a cysteine modified antibody-drug conjugate with good homogeneity is provided. The specific insertion sites of cysteine are position 205 and/or position 206 (Kabat numbering scheme) of the light chain of the antibody, and/or position 439 (Kabat numbering scheme) of the heavy chain.

Abstract: Disclosed are compositions and methods for targeted treatment of CD33-expressing cancers. In particular, chimeric antigen receptor (CAR) polypeptides are disclosed that can be used with adoptive cell transfer to target and kill CD33-expressing cancers. Also disclosed are immune effector cells, such as T cells or Natural Killer (NK) cells, that are engineered to express these CARs. Therefore, also disclosed are methods of providing an anti-tumor immunity in a subject with a CD33-expressing cancer that involves adoptive transfer of the disclosed immune effector cells engineered to express the disclosed CARs. Also disclosed are multivalent antibodies are disclosed that are able to engage T-cells to destroy CD33-expressing malignant cells.

Abstract: In a first aspect, provided herein are chimeric antigen receptors (CAR) composed of at least an extracellular domain, a transmembrane domain and an intracellular domain, the extracellular domain comprises a spacer domain located C-terminally to a ligand-binding-domain also present in the extracellular domain, whereby the spacer domain comprises at least part of the CD34 molecule. Also provided are nucleic acid molecules encoding the same as well as vectors and cells containing the same. The cells include engineered T-cells and NK-cells and derivatives thereof. A pharmaceutical composition comprising the CAR e.g. in form of a vector, a polynucleotide encoding the CAR or the CAR itself and, in addition, cells, cell lines or host cells accordingly are provided. The CAR is useful in adoptive cell therapy. Finally, a method for enrichment or purification of CAR, in particular, of genetically engineered cells, cell lines or host cells expressing the CAR is provided.

Abstract: The present invention relates to an anti-MUC1 antibody binding specifically to Mucin 1 (MUC1) or an antigen-binding fragment thereof, an antibody-drug conjugate or bispecific antibody comprising the antibody, a pharmaceutical composition for prevention or treatment of cancer, comprising the same antibody, conjugate or bispecific antibody, and a nucleic acid encoding the same antibody, a vector and a host cell, both carrying the same nucleic acid, and a method for preparing an anti-MUC1 antibody or an antigen-binding fragment thereof, using the same vector and host cell. According to the present invention, the antibody shows outstanding affinity and binding force to MUC1 and the antibody-drug conjugate can bind specifically to a MUC1-expressing cell to specifically or selectively transfer the drug with efficacy. Therefore, the anti-MUC1 antibody and the antibody-drug conjugate according to the present invention can be usefully applied to the treatment of a MUC1-related disease, for example, cancer.

Abstract: D domain (DD) containing polypeptides (DDpp) that specifically bind targets of interest (e.g., BCMA, CD123, CS1, HER2, AFP, and AFP p26) are provided, as are nucleic acids encoding the DDpp, vectors containing the nucleic acids and host cells containing the nucleic acids and vectors. DDpp such as DDpp fusion proteins, are also provided as are methods of making and using the DDpp. Such uses include, but are not limited to diagnostic and therapeutic applications.

Abstract: The present application is directed to heterodimeric antibodies and methods of use.

Abstract: The present invention generally relates to 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: Provided herein are antigen-binding proteins (ABPs) that selectively bind to TIGIT and its isoforms and homologs, and compositions comprising the ABPs. Also provided are methods of using the ABPs, such as therapeutic and diagnostic methods.

Abstract: The invention relates to new bispecific antigen binding molecules, comprising at least one antigen binding domain capable of specific binding to 4-1BB, at least one moiety capable of specific binding to a target cell antigen, and a Fc domain composed of a first and a second subunit capable of stable association, and to methods of producing these molecules and to methods of using the same.

Abstract: Provided herein are uses of fibroblast growth factor receptor 2 (FGFR2) inhibitors in cancer treatment, in some cases in combination with immune stimulating agents, such as inhibitors of PD-1 or PD-L1. In some embodiments, FGFR2 inhibitors may comprise FGFR2 antibodies or FGFR2 extracellular domain (ECD) polypeptides, or FGFR2 ECD fusion molecules comprising an FGFR2 ECD and a fusion partner. In some embodiments, PD-1/PD-L1 inhibitors may comprise anti-PD-1 antibodies such as antibodies that bind to PD-1 or to PD-L1 and inhibit interactions between these proteins, as well as PD-1 fusion proteins or polypeptides.

Abstract: This disclosure relates to bispecific antibodies or antigen-binding fragments thereof, wherein the bispecific antibodies or antigen-binding fragments thereof specifically bind to two different antigens with different binding affinities.

Abstract: The present disclosure relates to anti-TRBC1 antigen binding domains characterized by the sequences of the variable chains. The CDRs sequences of the variable chains are: (VH CDR1) GYTFT, (VH CDR2) NPYNDDIQS, (VH CDR3) GAGY-NFDGAYRFFDF; and (VL CDR1) RSSQRLVHSNGNTYL, (VL CDR2) RVSNRFP, (VL CDR3) SQSTHVPYT. The claimed humanized antibodies derive from the murine JOVI antibody. Uses in cancer therapy.

Abstract: The present invention relates to peptides, proteins, nucleic acids and cells for use in immunotherapeutic methods. In particular, the present invention relates to the immunotherapy of cancer. The present invention furthermore relates to tumor-associated T-cell peptide epitopes, alone or in combination with other tumor-associated peptides that can for example serve as active pharmaceutical ingredients of vaccine compositions that stimulate anti-tumor immune responses, or to stimulate T cells ex vivo and transfer into patients. Peptides bound to molecules of the major histocompatibility complex (MHC), or peptides as such, can also be targets of antibodies, soluble T-cell receptors, and other binding molecules.