The present disclosure provides variant immunomodulatory polypeptides, and fusion polypeptides comprising the variant immunomodulatory peptides. The present disclosure provides T-cell modulatory multimeric polypeptides, and compositions comprising same, where the T-cell modulatory multimeric polypeptides comprise a variant immunomodulatory polypeptide of the present disclosure. The present disclosure provides nucleic acids comprising nucleotide sequences encoding the T-cell modulatory multimeric polypeptides, and host cells comprising the nucleic acids. The present disclosure provides methods of modulating the activity of a T cell; the methods comprise contacting the T cell with a T-cell modulatory multimeric polypeptide of the present disclosure.

The present invention concerns a nucleotide sequence expressing a fusion protein, said fusion protein comprising or consisting of an exosome-anchoring protein fused at its C-terminus with an antigen, or a DNA expression vector comprising said nucleotide sequence, for use as vaccine.

This disclosure provides compositions, including Listeria delivery vectors comprising minigene expression constructs, and methods of using the same for inducing an immune response against an antigen-expressing tumor and for treating the same, and vaccinating against the same in subjects bearing the tumors.

Disclosed herein are compositions that include antigen-encoding nucleic acid sequences and/or antigen peptides. Also disclosed are nucleotides, cells, and methods associated with the compositions including their use as vaccines, including vectors and methods for a heterologous prime/boost vaccincation strategy.

The present disclosure provides variant immunomodulatory polypeptides, and fusion polypeptides comprising the variant immunomodulatory peptides. The present disclosure provides T-cell modulatory multimeric polypeptides, and compositions comprising same, where the T-cell modulatory multimeric polypeptides comprise a variant immunomodulatory polypeptide of the present disclosure. The present disclosure provides nucleic acids comprising nucleotide sequences encoding the T-cell modulatory multimeric polypeptides, and host cells comprising the nucleic acids. The present disclosure provides methods of modulating the activity of a T cell; the methods comprise contacting the T cell with a T-cell modulatory multimeric polypeptide of the present disclosure.

Provided are chimeric antigen receptors (CARs) comprising an NGK2D ecto domain. Provided are compositions, cells and cell therapies comprising the same. Further provided are methods of treatment.

Provided methods of obtaining a plurality of T cell receptors specifically recognizing a target tumor antigen peptide from an individual that has clinically benefitted from an immunotherapy, such as Multiple Antigen Specific Cell Therapy. Also provided tumor-specific TCRs, engineered immune cells expressing the TCRs and methods of treating a disease using the engineered immune cells.

The present invention relates to an immunogenic polypeptide comprising a multitude of papillomavirus (PV) L2 N-terminal peptides corresponding to amino acids 20 to 50 of the L2 polypeptide of HPV16, wherein said HPV L2 N-terminal peptides are L2 N-terminal peptides from at least four different cutaneous HPV genotypes; and to the aforesaid immunogenic polypeptide for use in medicine and for use in vaccination of a subject against cutaneous HPV infection and/or mucosal HPV infection. The present invention further relates to a polynucleotide encoding the aforesaid immunogenic polypeptide and to vectors, host cells, methods for producing an antibody, as well as antibodies related thereto.

Disclosed herein is a vaccine comprising a Coronavirus disease 2019 (COVID-19) antigen in a combination with an immunoglobulin from post-exposure treatment. The antigen can be a consensus antigen. The consensus antigen can be a consensus spike antigen. Also disclosed herein is a method of treating a subject in need thereof, by administering the vaccine to the subject.

The present invention relates to methods and compositions for treating human papilloma virus (HPV)-associated diseases using an inhibitor of CXCL12 signaling. The invention further relates to methods and compositions for treating immune checkpoint blockade resistant diseases using an inhibitor of CXCL12 signaling. The invention further relates to methods and compositions for enhancing the immune response against an HPV-associated disease using an inhibitor of CXCL12 signaling.