Abstract: This disclosure provides ASCT2-binding molecules, e.g., anti-ASCT2 antibodies, and antigen-binding fragments thereof. In certain aspects, the ASCT2-binding molecules are conjugated to cytotoxic drugs, e.g., ASCT2 antibody-drug conjugates (ADCs). In certain aspects, the anti-ASCT2 antibodies and fragments thereof can be hybridoma-derived murine monoclonal antibodies, and humanized versions thereof. In certain aspects, the ASCT2-binding molecules bind specifically to cells expressing ASCT2, and in some instances, are internalized into the cells. In addition, this disclosure provides compositions and methods for diagnosing and treating diseases or disorders characterized by ASCT2 overexpression, e.g., certain types of cancer. In a particular embodiment, the disclosure provides methods for treating cancer using ASCT2 ADCs.

Abstract: This disclosure provides a robust, sensitive, and specific assay for the detection and measurement of periostin levels in samples obtained from human patients having, or suspected of having an IL-13-mediated disease or disorder. The disclosure further provides novel antiperiostin monoclonal antibodies that recognize at least isoforms 1, 2, 3, 4, 7, and 8 of human periostin, and assay kits comprising one or more of these antibodies.

Abstract: The present invention provides for methods of preventing and/or treating S. aureus-associated bacteremia and sepsis, and methods for preventing and/or treating S. aureus-associated pneumonia in immunocompromised patients using anti-S. aureus alpha-toxin (anti-AT) antibodies. Also provided are methods of reducing S. aureus bacterial load in the bloodstream or heart of a mammalian subject comprising administering to the subject an effective amount of an isolated anti-S. aureus alpha toxin (anti-AT) antibody or antigen-binding fragment thereof. Methods of reducing S. aureus bacterial agglutination and/or thromboembolic lesion formation in a mammalian subject comprising administering to the subject an effective amount of an isolated anti-S. aureus alpha toxin (anti-AT) antibody or antigen-binding fragment thereof, are also provided. Also provided are methods of preventing or reducing the severity of S. aureus associated pneumonia in an immunocompromised mammalian subject.

Abstract: This disclosure provides conjugate compounds comprising antibodies and fragments thereof engineered with one or more reactive cysteine residues and more specifically to conjugate compounds with therapeutic or diagnostic applications. The conjugate compounds comprise cysteine-engineered antibodies or fragments thereof conjugated, for example, with chemotherapeutic drugs, toxins, and detection labels such as radionuclides or fluorophores. The disclosure also provides methods of using the disclosed conjugate compounds for in vitro, in situ, ex vivo, and in vivo diagnosis or treatment of mammalian cells, or associated pathological conditions.

Abstract: This application provides antibodies and functional equivalents thereof which are capable of specifically binding RSV, as well as means and methods for producing them.

Abstract: The present invention relates to a method of purifying albumin-fusion proteins to reduce the level of oxidation of susceptible amino acid residues. The method comprises an affinity matrix chromatography step and an anion exchange chromatography step. The purified albumin-fusion proteins have low levels of oxidation and retain their enhanced half-life in vivo and its bioactivity. In some embodiments, the albumin-fusion protein comprises a scaffold, such as human Tenascin C scaffold. Compositions comprising the albumin-fusion protein are further disclosed.

Abstract: The present invention provides for methods of preventing and/or treating S. aureus-associated bacteremia and sepsis, and methods for preventing and/or treating S. aureus-associated pneumonia in immunocompromised patients using anti-S. aureus alpha-toxin (anti-AT) antibodies. Also provided are methods of reducing S. aureus bacterial load in the bloodstream or heart of a mammalian subject comprising administering to the subject an effective amount of an isolated anti-S. aureus alpha toxin (anti-AT) antibody or antigen-binding fragment thereof. Methods of reducing S. aureus bacterial agglutination and/or thromboembolic lesion formation in a mammalian subject comprising administering to the subject an effective amount of an isolated anti-S. aureus alpha toxin (anti-AT) antibody or antigen-binding fragment thereof, are also provided. Also provided are methods of preventing or reducing the severity of S. aureus associated pneumonia in an immunocompromised mammalian subject.

Abstract: The invention relates to antibodies and antigen binding fragments thereof that are capable of binding to influenza B virus hemagglutinin (HA) and neutralizing influenza B virus in two phylogenetically distinct lineages. In one embodiment, the antibody or antigen binding fragment is capable of binding to influenza B virus hemagglutinin and neutralizing influenza B virus in Yamagata and Victoria lineages.

Abstract: The invention relates to antibodies and binding fragments thereof that are capable of binding to influenza A virus hemagglutinin and neutralizing at least one group 1 subtype and at least 1 group 2 subtype of influenza A virus. In one embodiment, an antibody or binding fragment according to the invention is capable of binding to and/or neutralizing one or more influenza A virus group 1 subtypes selected from H1, H2, H5, H6, H8, H9, H11, H12, H13, H16 and H17 and variants thereof and one or more influenza A virus group 2 subtype selected from H3, H4, H7, H1, 0, H14 and H15 and variants thereof.

Abstract: The present invention provides for methods of preventing and/or treating S. aureus-associated bacteremia and sepsis, and methods for preventing and/or treating S. aureus-associated pneumonia in immunocompromised patients using anti-S. aureus alpha-toxin (anti-AT) antibodies. Also provided are methods of reducing S. aureus bacterial load in the bloodstream or heart of a mammalian subject comprising administering to the subject an effective amount of an isolated anti-S. aureus alpha toxin (anti-AT) antibody or antigen-binding fragment thereof. Methods of reducing S. aureus bacterial agglutination and/or thromboembolic lesion formation in a mammalian subject comprising administering to the subject an effective amount of an isolated anti-S. aureus alpha toxin (anti-AT) antibody or antigen-binding fragment thereof, are also provided. Also provided are methods of preventing or reducing the severity of S. aureus associated pneumonia in an immunocompromised mammalian subject.

Abstract: The disclosure generally provides proteins that bind two epitopes (e.g., a first and a second epitope) and that are bivalent for binding to each of the first and second epitopes. The disclosure also provides for specific binding proteins, including antibodies, which bind to a target protein. The disclosure also provides compositions comprising such proteins, nucleic acid molecules encoding such proteins and methods of making such proteins. The disclosure provides methods of inducing an immune response in a subject as well as methods for treating or preventing cancer in a subject by administering the proteins, nucleic acid molecules and/or compositions to the subject.

Abstract: Binding molecules, including bispecific antibodies that include at least two anti-influenza binding domains are disclosed, including binding molecules having a first binding domain that specifically binds influenza A virus and a second binding domain that specifically binds influenza B virus.

Abstract: Provided herein are compositions comprising coformulation of anti-PD-L1 and anti-CTLA-4 antibodies, or antigen-binding fragments thereof, and methods of making and using such compositions. In various aspects, stable coformulations of the anti-PD-L1 antibody durvalumab (MEDI4736) and the anti-CTLA-4 antibody tremelimumab are provided.

Abstract: The invention relates to a signal polypeptide for improving excretory production of a heterologous polypeptide, proteins comprising the signal polypeptide, nucleic acids encoding the signal polypeptide, and methods of using thereof.

Abstract: The disclosure is directed to methods and uses of antibodies or antigen-binding fragments thereof against Angiopoietin-2 (Ang-2). Specifically, the disclosure is direct to the use of anti-Ang2 antibodies or antigen-binding fragments thereof for treating ischemia. The methods disclosed are useful for reducing microvascular permeability, increasing microvascular perfusion, reducing inflammation in a tissue, and treating or ameliorating diseases associated with ischemia and/or reperfusion injury. The disclosed methods are also useful for protecting solid organ transplant tissue and treating or preventing chronic tissue transplant rejection.

Abstract: This disclosure provides a robust, sensitive, and specific assay for the detection and measurement of DPP-4 levels in samples obtained from human patients. The disclosure further provides novel anti-DPP-4 monoclonal antibodies that recognize human DPP-4, and assay kits comprising one or more of these antibodies.

Abstract: The present invention relates to antibodies and their antigen-binding fragments and to other molecules that are capable of immunospecifically binding to the B7-H5 ligand of the B7-H5:CD28H pathway, and to the uses of such molecules in the treatment and diagnosis of autoimmune disease, transplant rejection and other inflammatory diseases.

Abstract: Described herein is a method for separating a recombinantly produced polypeptide from host cell protein. The method includes a step of loading a clarified cell culture supernatant that includes the recombinantly produced polypeptide and the HCP onto a Protein A chromatography column and washing the Protein A chromatography column with a wash buffer comprising a fatty acid having a chain length of at least about 6 carbon atoms, or a fatty acid salt thereof to remove HCP and then recovering the recombinantly produced polypeptide.