Abstract: Humanized, chimeric, murine, and human antibody or antigen binding derivatives thereof that bind to an extracellular domain of interleukin-3 (IL-3) receptor ?-chain (CD123) anti-CD123 monoclonal antibodies are provided. Nucleic acids encoding the antibody or antigen binding derivative thereof that binds to an extracellular domain of interleukin-3 (IL-3) receptor ?-chain (CD123) and expression vectors comprising the nucleic acid are also provided. Bispecific affinity reagents comprising a first binding domain that specifically binds to an extracellular domain of interleukin-3 (IL-3) receptor ?-chain (CD123); and a second binding domain that specifically binds to a therapeutic payload and uses thereof are provided. Embodiments of the invention include isolated antibodies and derivatives and fragments thereof, pharmaceutical formulations comprising one or more of the humanized, chimeric, or human anti-CD123 monoclonal antibodies; and cell lines that produce these monoclonal antibodies.

Abstract: In one aspect, the invention provides methods for determining the contributions of canid populations to a canid genome. The methods comprise the steps of: (a) obtaining the identity of one or both alleles in a test canid genome for each of a set of markers; and (b) determining the contributions of canid populations to the test canid genome by comparing the alleles in the test canid genome to a database comprising canid population profiles, wherein each canid population profile comprises genotype information for the set of markers in the canid populations.

Abstract: Genomic safe harbors (GSH) for genetic therapies in human stem cells and engineered nanoparticles to provide targeted genetic therapies are described. The GSH and/or associated nanoparticles can be used to safely and efficiently treat a variety of genetic, infectious, and malignant diseases.

Abstract: The present disclosure describes methods of treating lymphoma that expresses a short histone H2A variant. In some embodiments, the method can comprise collecting a sample from a subject having or suspected of having lymphoma, detecting a short histone H2A variant (sH2A) expression level in the sample collected from the subject, and administering to the subject a therapeutically effective dose of an anthracycline agent, if the subject has sH2A variant expression level that is detectable. In other embodiments, the sH2A is the H2A.B variant. In other embodiments, the anthracycline agent can be aclarubicin.

Abstract: Compositions and methods to promote thymic function are described. The compositions and methods can activate the GPR39 receptor and/or a purinergic receptor, such as P2Y2. The activation can upregulate regenerative molecules, such as FOXN1, interleukin (IL)-22, IL-23, and bone morphogenetic protein 4 (BMP4).

Abstract: Methods for treating malignancies including multiple myeloma (MM), methods for expanding immune cells, methods for characterizing and enhancing anti-tumor functions of immune cells, and methods for characterizing immune cell responses to agonist immunotherapies including decoy-resistant IL-18 (DR-18) therapies.

Abstract: A method for detecting the binding of a chromatin-associated factor of interest to a sequence of chromatin DNA in a cell, including: contacting a permeabilized cell or nucleus with a specific binding agent that specifically recognizes the chromatin-associated factor of interest, wherein the specific binding agent is linked to a nuclease that is inactive or an activatable transposome; activating the nuclease or transposase, thereby excising the sequence of chromatin DNA bound to the chromatin-associated factor of interest; isolating the excised DNA; and determining the sequence of the excised DNA, thereby detecting binding of a chromatin-associated factor of interest to a sequence of chromatin DNA in the cell.

Abstract: The present disclosure relates to immunomodulatory fusion proteins containing an extracellular binding domain and an intracellular signaling domain, wherein binding of a target can generate a modulatory signal in a host cell, such as a T cell. The present disclosure also relates to uses of immune cells expressing such immunomodulatory fusion proteins to treat certain diseases, such as cancer or infectious disease.

Abstract: The present disclosure relates to immune cells that express an exogenous neoantigen and an immunogenicity enhancer, or to T cells that express an exogenous neoantigen, and their use in treating a disease or disorder, such as cancer for tumor associated neoantigens. Related expression constructs, kits, host cells, pharmaceutical compositions, and methods are also provided.

Abstract: Systems and methods to genetically modify B cells to express selected antibodies are described. The systems and methods can be used to: obviate the need for classical vaccinations; provide protection against infectious agents for which no vaccinations are currently available; provide protection against infectious agents when patients are otherwise immune-suppressed; and/or provide a benefit provided by a therapeutic antibody, such as in the treatment of autoimmune disorders.

Abstract: The present disclosure provides a panel of nucleic acid molecule primers specific for HLA-specific alleles and other genetic polymorphisms, which are useful for quantitatively amplifying these markers to detect, diagnose, and monitor individuals who have or are at risk of certain disease conditions, such as autoimmune disease, proliferative disease, infectious disease, allograft rejection, or pregnancy-related pathologies.

Abstract: The present disclosure provides a panel of nucleic acid molecule primers specific for HLA-specific alleles and other genetic polymorphisms, which are useful for quantitatively amplifying these markers to detect, diagnose, and monitor individuals who have or are at risk of certain disease conditions, such as autoimmune disease, proliferative disease, infectious disease, allograft rejection, or pregnancy-related pathologies.

Abstract: Chimeric antigen receptors (CARs) with binding domains derived from a novel suite of human CD33-binding antibodies are described. The CARs include optimized short and intermediate spacer regions. The current disclosure also provides methods of cell expansion/activation processes utilizing IL-2, IL-7, IL-15, and/or IL-21 that improve cellular proliferation and cell lysis of the CARs as described.

Abstract: Combination therapies that include (i) an immune cell that expresses a chimeric antigen receptor (CAR) or similar molecule and (ii) a compound that preserves or potentiates the in vivo actions of tumor necrosis factor alpha (TNF?) against cancer cells are described. The combination therapies result in the killing of antigen-negative cells in the vicinity of immunotherapy targeted-antigen-positive cells reducing the survivability of escape variants and providing other benefits.

Abstract: The disclosure provides antibodies, antibody fragments, and antibody derivatives that bind to the viral envelope spike protein (S2P) of Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2), and related compositions, and methods. In some embodiments, the antibodies, antibody fragments, and antibody derivatives bind to an epitope of the receptor binding domain (RBD) of SARS-CoV-2.

Abstract: The application discloses in vitro methods for diagnosing lung cancer in a subject, wherein the method comprises detecting at least one biomarker selected from the group consisting of Rho GDP dissociation inhibitor beta (ARHGDIB), alpha-tubulin 4A (TUBA4A), glutathione S-transferase omega 1 (GSTO1), filamin A (FLNA), peroxiredoxin 6 (PRDX6) and cadherin 13 (CDH13) in a biological sample from the subject, and kits for measuring said at least one biomarker.

Abstract: Methods for treating malignancies such as hematological malignancies, including myeloma, that are resistant to tissue transplant treatments and that can be characterized by an increased risk of relapse or graft-versus-host disease (GVHD). A method for treatment includes transplanting a tissue that includes T cells to a subject, enriching for a stem-like memory T cell phenotype in the T cells, and stimulating the T cells to enhance a graft-versus-tumor (GVT) response of the T cells. The enriching for the stem-like memory T cell phenotype can include depletion of exhausted alloreactive T cells with a post-transplant cyclophosphamide (PT-Cy) treatment and the stimulating the T cells can include an agonist immunotherapy, such as a decoy-resistant IL-18 (DR-18) treatment, to enhance the GVT response.

Abstract: The disclosure provides methods of enhancing susceptibility of neoplastic, transformed, and/or cancer cells (“cancer cells”) to immunotherapeutic agents. The methods comprise contacting the cancer cell with an agent that modulates RNA splicing. In some embodiments, the method further comprise contacting the cancer cell with the immunotherapeutic agent, such as an immune checkpoint inhibitor. The disclosure also provides compositions and/or methods for treating a subject with cancer. In some embodiments, the disclosure provides compositions and methods for combination therapy that comprises administering to a subject with cancer an effective amount of an agent that modulates RNA splicing and a therapeutically effective amount of an immunotherapeutic agent, such as an immune checkpoint inhibitor.

Abstract: A suite of novel anti-CD33 antibodies is described. The provided antibodies are pan-binders, binding the C2-set Ig-like domain in the presence or absence of the V-set Ig-like domain of CD33; are C2-set specific binders, binding the C2-set Ig-like domain only in the absence of the V-set Ig-like domain of CD33; or are V-set binders, binding the V-set Ig-like domain of CD33. The antibodies provide novel therapeutic and diagnostic tools against CD33-related disorders, such as acute myeloid leukemia (AML).

Abstract: Strategies to assess and/or produce cell populations with predictive engraftment potential are described. The cell populations can be used for a variety of therapeutic and research purposes.