This subproject is one of many research subprojects utilizing the resources provided by a Center grant funded by NIH/NCRR. The subproject and investigator (PI) may have received primary funding from another NIH source, and thus could be represented in other CRISP entries. The institution listed is for the Center, which is not necessarily the institution for the investigator. The goal of this project is to test the concept of natural multiple HIV-1 Envelope quasispecies vaccines as a means of more effectively eliciting neutralizing antibodies (NAbs). This project will utilize envelope genes obtained from an HIV-infected subject who developed broad NAbs that meet the inclusion criteria for testing. These variants will be used as immunogens in DNA expression vectors in mixtures to """"""""program"""""""" humoral immunity towards the development of broadly reactive Nab responses in vaccinated rabbits and macaques. We will compare repeated exposure to a single invariant sequence derived from early virus with repeated exposure to multiple variants?the mixed approach?or exposure to gradually changing, naturally derived variants?the sequential """"""""quasispecies"""""""" approach.

Agency
National Institute of Health (NIH)
Institute
National Center for Research Resources (NCRR)
Type
Primate Research Center Grants (P51)
Project #
2P51RR000163-50
Application #
7958542
Study Section
Special Emphasis Panel (ZRR1-CM-8 (01))
Project Start
2009-08-04
Project End
2010-04-30
Budget Start
2009-08-04
Budget End
2010-04-30
Support Year
50
Fiscal Year
2009
Total Cost
$165,284
Indirect Cost
Name
Oregon Health and Science University
Department
Type
Schools of Medicine
DUNS #
096997515
City
Portland
State
OR
Country
United States
Zip Code
97239
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