Abstract: Env-CD4 complexes and hybrids are disclosed that expose cryptic epitopes that are important in virus neutralization. Methods of diagnosis, treatment and prevention using the polynucleotides and polypeptides are also provided.

Abstract: Methods are provided for generating immune responses utilizing alphavirus-based vector systems.

Abstract: Polynucleotide encoding modified HIV Env polypeptides are disclosed. The Env polypeptides are modified so as to expose at least part of the CD4 binding region. Methods of diagnosis, treatment and prevention using the polynucleotides and polypeptides are also provided.

Abstract: Polynucleotide encoding modified HIV Env polypeptides are disclosed. The Env polypeptides are modified so as to expose at least part of the CD4 binding region. Methods of diagnosis, treatment and prevention using the polynucleotides and polypeptides are also provided.

Abstract: Polynucleotide encoding modified HIV Env polypeptides are disclosed. The Env polypeptides are modified so as to expose at least part of the CD4 binding region. Methods of diagnosis, treatment and prevention using the polynucleotides and polypeptides are also provided.

Abstract: The present invention relates to polynucleotides encoding immunogenic HIV type C polypeptides. Uses of the polynucleotides in applications including DNA immunization, generation of packaging cell lines, and production of HIV Type C proteins are also described.

Abstract: This invention is directed to pharmaceutical compositions comprising an HIV antigen and a mucosal adjuvant and methods for raising an immune response in a subject by administering these compositions. Preferably, the pharmaceutical compositions of the invention can be used to treat or prevent HIV infection.

Abstract: Hybrid molecules comprising CD4 minimal modules or mimetics that bind to HIV Env polypeptides in combination with one or more HIV Tat polypeptides are described. Also described are complexes of these hybrid molecules with Env as well as methods of diagnosis, treatment and prevention using the polynucleotides and polypeptides.

Abstract: Methods are provided for generating immune responses utilizing alphavirus-based vector systems.

Abstract: The present invention relates to polynucleotides encoding immunogenic HIV polypeptides. Uses of the polynucleotides in applications including immunization, generation of packaging cell lines, and production of HIV polypeptides are also described. Polynucleotides encoding antigenic HIV polypeptides are described, as are uses of these polynucleotides and polypeptide products therefrom, including formulations of immunogenic compositions and uses thereof.

Abstract: The present invention relates to polynucleotides encoding immunogenic HIV polypeptides. Uses of the polypeptides in applications including immunization, generation of packaging cell lines, and production of HIV polypeptides are also described. Polynucleotides encoding antigenic HIV polypeptides are described, as are uses of these polynucleotides and polypeptide products therefrom, including formulations of immunogenic compositions and uses thereof.

Abstract: Microparticles with adsorbent surfaces, methods of making such microparticles, and uses thereof, are disclosed. The microparticles comprise a polymer, such as a poly(?-hydroxy acid), a polyhydroxy butyric acid, a polycaprolactone, a polyorthoester, a polyanhydride, and the like, and are formed using cationic, anionic, or nonionic detergents. Also provided are microparticles in the form of submicron emulsions of an oil droplet emulsion having a metabolizable oil and an emulsifying agent. The surface of the microparticles efficiently adsorb polypeptides, such as antigens, and nucleic acids, such as ELVIS vectors and other vector constructs, containing heterologous nucleotide sequences encoding biologically active macromolecules, such as polypeptides, antigens, and adjuvants. Methods of stimulating an immune response, methods of immunizing a host animal against a viral, bacterial, or parasitic infection, and uses of the microparticle compositions for vaccines are also provided.

Abstract: The present invention relates to polynucleotides encoding immunogenic HIV polypeptides. Uses of the polynucleotides in applications including immunization, generation of packaging cell lines, and production of HIV polypeptides are also described. Polynucleotides encoding antigenic HIV polypeptides are described, as are uses of these polynucleotides and polypeptide products therefrom, including formulations of immunogenic compositions and uses thereof.

Abstract: The present invention relates to methods, polynucleotides, and polypeptides encoding immunogenic HIV polypeptides derived from different strains within an HIV subtype and/or immunogenic HIV polypeptides from different subtypes. Uses of the polynucleotides and polypeptides in combination approaches for generating immune responses are described. The combination approaches described herein have been shown to induce broad and potent neutralizing activity against diverse HIV strains from multiple strains within a given subtype and against diverse subtypes. Formulations of compositions for generating immune responses and methods of use for such compositions are also disclosed.

Abstract: The present invention relates to polynucleotides encoding immunogenic HIV polypeptides. Uses of the polynucleotides in applications including immunization, generation of packaging cell lines, and production of HIV polypeptides are also described. Polynucleotides encoding antigenic HIV polypeptides are described, as are uses of these polynucleotides and polypeptide products therefrom, including formulations of immunogenic compositions and uses thereof.

Abstract: Provided herein are HIV vaccines comprising HIV polypeptide-encoding DNA adsorbed to PLG and/or HIV proteins. Also provided are methods of using these vaccines to generate immune responses in a subject.

Abstract: Env-CD4 complexes and hybrids are disclosed that expose cryptic epitopes that are important in virus neutralization. Methods of diagnosis, treatment and prevention using the polynucleotides and polypeptides are also provided.

Abstract: The present invention relates to polynucleotides encoding immunogenic HIV polypeptides. Uses of the polynucleotides in applications including immunization, generation of packaging cell lines, and production of HIV polypeptides are also described. Polynucleotides encoding antigenic HIV polypeptides are described, as are uses of these polynucleotides and polypeptide products therefrom, including formulations of immunogenic compositions and uses thereof.

Abstract: The present disclosure relates to vectors comprising polynucleotide sequences that encode HIV polypeptides. In particular, the disclosure relates polycistronic vector constructs comprising sequences that encode HIV polypeptides as a single polyprotein. Compositions comprising these vectors and sequences along with methods of using these vectors and sequences are also disclosed.

Abstract: The present invention relates to polynucleotides encoding immunogenic HIV polypeptides. Uses of the polynucleotides in applications including immunization, generation of packaging cell lines, and production of HIV polypeptides are also described. Polynucleotides encoding antigenic HIV polypeptides are described, as are uses of these polynucleotides and polypeptide products therefrom, including formulations of immunogenic compositions and uses thereof.