Provided are an anti-RS virus antibody with high sensitivity and a test reagent using the antibody. An anti-RS virus N protein monoclonal antibody, comprising a heavy chain variable region consisting of the amino acid sequence as set forth in SEQ ID NO: 1, and a light chain variable region consisting of the amino acid sequence as set forth in SEQ ID NO: 2, 3 or 4, or an antigen-binding fragment thereof.

The disclosure relates to ribonucleic acid (RNA) vaccines and combination vaccines, as well as methods of using the vaccines and compositions comprising the vaccines. Specific embodiments relate to non-self-replicating RNA betacoronavirus vaccines formulated in a lipid nanoparticle.

Provided herein are de novo binding domain containing polypeptides (DBDpp) that specifically bind a target of interest. Nucleic acids encoding the DBDpp, and vectors and host cells containing the nucleic acids are also provided. Libraries of DBDpp, methods of producing and screening such libraries and the DBDpp identified from such libraries and screens are also encompassed. Methods of making and using the DBDpp are additionally provided. Such uses include, without limitation, affinity purification, and diagnostic and therapeutic applications.

The present invention relates to a peptide with a length of 25 amino acids or less comprising the sequence X.sub.1-X.sub.2-X.sub.3-X.sub.4-X.sub.5-X.sub.6-X.sub.7-X.sub.8-X.sub.9-X.sub.10-X.sub.11-X.sub.12-X.sub.13 (SEQ ID No: 1) as well as to A peptide with a length of 25 amino acids or less comprising the sequence X.sub.1-X.sub.2-X.sub.3-X.sub.4-X.sub.5-X.sub.6-X.sub.7-X.sub.8-X.sub.9-X.sub.10-X.sub.11-X.sub.12-X.sub.13-X.sub.14 (SEQ ID No: 2). The present invention further relates to a nanostructure comprising a nucleic acid scaffold and at least two peptide moieties, wherein the sequence of each of the at least two peptide moieties is independently selected from the sequence of the peptide of the invention as well as pharmaceutical compositions, nucleic acids, methods and uses related thereto.

The instant disclosure provides antibodies and antigen-binding fragments that can bind to a RSV and/or MPV fusion glycoprotein and can neutralize a RSV and/or MPV infection. Also provided are polynucleotides that encode an antibody, vectors that comprise such polynucleotides, host cells that can express the antibodies, related compositions, and methods of using the herein disclosed compositions to, for example, treat or prevent a RSV and/or MPV infection.

Antibodies and antigen binding fragments that specifically bind to human metapneumovirus (hMPV) F protein and neutralize hMPV are disclosed. Nucleic acids encoding these antibodies, vectors and host cells are also provided. The disclosed antibodies, antigen binding fragments, nucleic acids and vectors can be used, for example, to inhibit an hMPV infection or detect a hMPV infection.

The present disclosure is directed to antibodies binding to and neutralizing henipavirus and methods for use thereof. Thus, in accordance with the present disclosure, there is provided a method of detecting a henipavirus infection in a subject comprising (a) contacting a sample from said subject with an antibody or antibody fragment having clone-paired heavy and light chain CDR sequences from Tables 3 and 4, respectively; and (b) detecting henipavirus in said sample by binding of said antibody or antibody fragment to a henipavirus antigen in said sample.

Provided herein, inter alia, are fusion DNA constructs comprising improved protease recognition sequences for expressing and purifying one or more polypeptides of interest as well as methods for producing one or more polypeptides of interest in a recombinant host cell.

The disclosure relates to ribonucleic acid (RNA) vaccines and combination vaccines, as well as methods of using the vaccines and compositions comprising the vaccines. Specific embodiments relate to RNA betacoronavirus vaccines formulated in a lipid nanoparticle.

The present invention relates to a cyclic peptide, a conjugate comprising said cyclic peptide and a lipopeptide building block, a bundle of said conjugates, a synthetic virus-like particle comprising at least one bundle of conjugates and pharmaceutical compositions comprising the same. The present invention further relates to said cyclic peptide, said conjugate said bundle of conjugates, said synthetic virus-like particle and said pharmaceutical compositions for use as a medicament, preferably for use in a method for preventing of an infectious disease or reducing the risk of an infectious disease, more preferably for use in a method for preventing or reducing the risk of an infectious disease associated with or caused by a respiratory syncytial virus.