Abstract: The invention relates to MHC-Ia open conformers as immunomodulatory agents, particularly in the treatment or prevention of cancer. The open conformer comprises or consists of a first and a second monomer, and each monomer comprises a HLA-heavy chain from the MHC-Ia molecules. The open conformer further comprises a protein stabilizing polypeptide sequence and optionally an amino acid linker. Further aspects of the invention provide combination medicaments comprising the MHC-Ia open conformers and immune checkpoint inhibitors. Furthermore, the invention relates to the use of MHC-Ia open conformers as immunomodulators, particularly in diseases where the interaction to diverse immunoregulatory receptors such as KIR3DL1, KIR3DL2, KIR3DL3, LILRB1, LILRB2, and PTPRJ modulates an immune response, and in diseases were the negative modulation of Tregs is a therapeutic strategy, e.g. infectious diseases.

Abstract: Embodiments of the present invention provide for novel compositions and methods for making and using a thermally stable human papilloma virus (HPV) formulation or other stabilized multimeric virus formulation. Certain embodiments concern lyophilizing HPV formulations in the presence or absence of adjuvants. Other embodiments concern lypophilizing HPV capsomere vaccines in order to increase stability of an immunogenic composition against HPV infection for storage, delivery and use. In yet other embodiments, a single immunogenic composition can include a thermally stable formulation of multiple virus serotypes. Yet other embodiments disclosed herein concern multi-targeted antigen complexes lyophilized in formulations of use to prolong stability and/or enhance immunogenicity. Other embodiments concern exposing lyophilized multi-targeted antigen complexes to elevated temperatures to enhance immunogenicity of the antigens of the complex to multiple pathogens.

Abstract: Described is an anti-HSV antibody or an antigen-binding fragment thereof for use in treating an acute infection of mucosal or epidermal tissue in a subject caused by HSV-1 or HSV-2 selected from the group consisting of Herpes simplex labialis, Herpes simplex genitalis, chronic or disseminated cutaneous herpes simplex infection, Herpes gladiatorum and Eczema herpeticum, wherein said antibody is to be topically administered as well as to a pharmaceutical composition comprising an effective amount of said antibody or antigen-binding fragment thereof and at least one pharmaceutically acceptable excipient.

Abstract: Genetically modified HBc polypeptides are provided.

Abstract: A method of treating cancer in a subject in need thereof includes administering in situ to the cancer a therapeutically effective amount of a virus or virus-like particle.

Abstract: The present invention provides recombinant adenoviral compositions and methods for their use in treating disorders associated with epithelial tissues.

Abstract: The present invention belongs to the field of biomedicine and relates to use of VCP (valosin-containing protein, VCP) inhibitor and oncolytic virus in the preparation of an anti-tumor drug. The present invention firstly discovers that VCP inhibitor can be used in the preparation of an anti-tumor synergist for oncolytic virus. Meanwhile, the present invention relates to a pharmaceutical composition comprising VCP inhibitor and oncolytic virus, a pharmaceutical kit comprising VCP inhibitor and oncolytic virus, and use of VCP inhibitor and oncolytic virus for treating tumor, especially a tumor that is not sensitive to oncolytic virus. The present invention also relates to an anti-tumor administration system, characterized in that, comprising oncolytic virus and a reagent for detecting the expression level of VCP.

Abstract: The invention provides a gene sequence which can encode and express adenovirus hexon protein in vitro, and is represented as SEQ ID NO: 3. Also invented a protein which was translated and expressed by the gene sequence according to the invention, and the invention also relates to the use of the protein as an antigen to immunize rabbits to obtain a polyclonal antibody. The antibody mentioned above can detect adenovirus with high sensitivity and specificity.

Abstract: The present invention provides vaccines for treating or preventing a herpes simplex virus infection and methods of using and making the vaccine. Further provided are recombinant herpes simplex virus genomes, recombinant viruses, and immunogenic compositions.

Abstract: The present invention provides a method for generating an immune response in a subject, comprising administering to the subject's skin an immunizing composition from a SARS-CoV-2 pathogen, wherein the composition is administered with a microneedle delivery device.

Abstract: The present invention provides improved LAMP Constructs comprising specific fragments of the LAMP lumenal domain to deliver antigens to immune cells for enhanced processing. These LAMP Constructs can be used for the treatment of disease and in particular, allergies, infectious disease, diabetes, hyperproliferative disorders and/or cancer. The improved LAMP Constructs allow for presentation of properly configured three dimensional epitopes for production of an immune response when administered to a subject. The improved LAMP Constructs can be multivalent molecules, and/or can be provided as part of a multivalent vaccine containing two or more LAMP Constructs. The improved LAMP Constructs as described herein can also be used to generate antibodies when administered to a non-human vertebrate.

Abstract: Modified forms of hemagglutinin (HA) protein including those with modified immunodominant regions and with modified maturation cleavage sites, and virus and virus-like particles containing them are disclosed.

Abstract: The present invention provides a live, attenuated coronavirus comprising a mutation in non-structural protein nsp-3 and/or deletion of accessory proteins 3a and 3b. The coronavirus may be used as a vaccine for treating and/or preventing a disease, such as infectious bronchitis, in a subject.

Abstract: The invention relates to a nucleic acid encoding a polypeptide comprising a plurality of conserved peptide sequences, or variants thereof, wherein the conserved sequences are conserved across one or more HPV genotypes 16, 18, 31, 52, 53, and 58; and wherein the polypeptide comprises a conserved peptide sequence of each of the HPV proteins E1, E2, E4, E5, E6, and E7; and associated vaccines, viral vectors, treatment and prophylaxis.

Abstract: The present invention is related to the use of the GHRP-6 and one structural analogue as molecular adjuvants for vaccines. Among other applications, these vaccines may be employed for preventing diseases caused by infectious agents, like viruses, bacteria and ectoparasites, that affect mammals, birds and aquatic organisms. The GHRP-6 and its analogue A233 are effectives as adjuvants when they are combine with a given antigen, since they enhance the specific immune response against it.

Abstract: The present invention relates to a method for preparing viral vector-based compositions wherein the viral vector-based particles present in the composition have a particle size distribution with a polydispersity index (PDI) of less than 0.5, the method comprising the steps: (a) providing replication-deficient viral vectors; (b) providing a solution comprising at least one sugar and at least three different excipients selected from hydrophilic and amphiphilic excipients, wherein the excipients are characterized by polar, aliphatic, aromatic, negatively charged, and/or positively charged functional groups, and wherein the solution is further characterized by an excipient-sugar ratio of at least 1:2 (w/w); and (c) mixing the replication deficient viral vectors of step (a) with the solution of step (b).

Abstract: The present disclosure provides compositions and methods useful for treating viral infections. As described herein, the compositions and methods are based on the development of immunogenic compositions that include an inactivated virus in combination with a non-ionic surfactant vesicle (NISV). In certain embodiments at least a portion of the antigen present in the composition is physically associated with the NISV. In certain embodiments the compositions are lyophilized and subsequently rehydrated after a period of storage. In certain embodiments the rehydrated compositions exhibit greater potency as compared to otherwise equivalent compositions that lack the NISV. In certain embodiments the lyophilized compositions are stored at temperatures in excess of 8° C. prior to rehydration. In certain embodiments, the rehydrated compositions exhibit greater potency as compared to otherwise equivalent compositions that lack the NISV and that were also stored at temperatures in excess of 8° C. prior to rehydration.

Abstract: Disclosed herein are DNA amplification methods for quantifying DNA fragments of a target DNA in a sample by size. This can be used, for example, to detect tumor-derived viral DNA in blood sample and distinguish it from larger viral DNA from non-tumor sources. In particular, disclosed herein are methods of detecting, monitoring or treating a human papilloma virus (HPV)-associated malignancy in a subject that involves detecting a presence or absence of at least one circulating tumor-derived HPV DNA in a sample from the subject. Kits for accomplishing the same are also provided.

Abstract: The invention provides a recombinant or synthetic or engineered or non-naturally occurring poxvirus that contains and expresses DNA encoding a heterologous or exogenous antigen, epitope or immunogen and Flagellin or an operable binding portion thereof. The poxvirus can contain or be engineered to contain and express vaccinia host range gene K1L. The poxvirus can be attenuated as to mammals, e.g., NYVAC, NYVAC.1, NYVAC.2, avipox, canarypox, fowlpox, ALVAC, TROVAC, MVA, or MVA-BN. The invention also provides methods for inducing an immunological response involving the poxvirus, and compositions containing the poxvirus. The antigen, epitope or immunogen that the poxvirus expresses can be at least one Plasmodium antigen. The Plasmodium antigen(s), epitope(s) or immunogen(s) can be SERA, ABRA, Pfhsp70, AMA-1, Pfs25, Pfs16, CSP, PfSSP2, LSA-1 repeatless, MSA-1, AMA-1 or combination(s) thereof.

Abstract: Methods for producing engineered exosomes and other vesicle-like biological targets, including allowing a target vesicle-like structure to react and bind with immunomagnetic particles; capturing the immunomagnetic particle/vesicle complex by applying a magnetic field; further engineering the captured vesicles by surface modifying with additional active moieties or internally loading with active agents; and releasing the engineered vesicle-like structures, such as by photolytically cleaving a linkage between the particle and engineered vesicle-like structures, thereby releasing intact vesicle-like structures which can act as delivery vehicles for therapeutic treatments.