Results 31 to 40 of about 1,212,195 (296)

Potent functional antibody responses elicited by HIV-I DNA priming and boosting with heterologous HIV-1 recombinant MVA in healthy Tanzanian adults. [PDF]

open access: yesPLoS ONE, 2015
UNLABELLED:Vaccine-induced HIV antibodies were evaluated in serum samples collected from healthy Tanzanian volunteers participating in a phase I/II placebo-controlled double blind trial using multi-clade, multigene HIV-DNA priming and recombinant ...
Agricola Joachim   +15 more
doaj   +1 more source

High Potential of Escalating HIV Transmission in a Low Prevalence Setting in Rural Tanzania. [PDF]

open access: yes, 2007
Previous surveillance among antenatal clinic (ANC) attendees within the remote rural Manyara and Singida regions in Tanzania identified an imminent but still, relatively low HIV epidemic. We conducted a population-based HIV study to identify risk factors
Matee, Mecky I.   +9 more
core   +2 more sources

Co-receptor Binding Site Antibodies Enable CD4-Mimetics to Expose Conserved Anti-cluster A ADCC Epitopes on HIV-1 Envelope Glycoproteins

open access: yesEBioMedicine, 2016
Human immunodeficiency virus type 1 (HIV-1) has evolved a sophisticated strategy to conceal conserved epitopes of its envelope glycoproteins (Env) recognized by antibody-dependent cellular cytotoxicity (ADCC)-mediating antibodies. These antibodies, which
Jonathan Richard   +23 more
doaj   +1 more source

Quantifying Anti-HIV Envelope-Specific Antibodies in Plasma from HIV Infected Individuals

open access: yesViruses, 2019
Quantifying HIV Envelope (Env)-specific antibodies in HIV+ plasma is useful for interpreting antibody dependent cellular cytotoxicity assay results. HIV Env, the only viral protein expressed on the surface of infected cells, has a native trimeric closed ...
Sanket Kant   +12 more
doaj   +1 more source

Humoral immune responses to Pneumocystis jirovecii antigens in HIV-infected and uninfected young children with pneumocystis pneumonia.

open access: yesPLoS ONE, 2013
BackgroundHumoral immune responses in human immunodeficiency virus (HIV)-infected and uninfected children with Pneumocystis pneumonia (PcP) are poorly understood.MethodsConsecutive children hospitalized with acute pneumonia, tachypnea, and hypoxia in ...
Kpandja Djawe   +4 more
doaj   +1 more source

A gp41 MPER-specific llama VHH requires a hydrophobic CDR3 for neutralization but not for antigen recognition [PDF]

open access: yes, 2013
The membrane proximal external region (MPER) of the HIV-1 glycoprotein gp41 is targeted by the broadly neutralizing antibodies 2F5 and 4E10. To date, no immunization regimen in animals or humans has produced HIV-1 neutralizing MPER-specific antibodies ...
Ramos, Alejandra   +143 more
core   +3 more sources

Identification of CD4-Binding Site Dependent Plasma Neutralizing Antibodies in an HIV-1 Infected Indian Individual. [PDF]

open access: yesPLoS ONE, 2015
Dissecting antibody specificities in the plasma of HIV-1 infected individuals that develop broadly neutralizing antibodies (bNAbs) is likely to provide useful information for refining target epitopes for vaccine design.
Lubina Khan   +11 more
doaj   +1 more source

Heterologous prime-boost-boost immunisation of Chinese cynomolgus macaques using DNA and recombinant poxvirus vectors expressing HIV-1 virus-like particles [PDF]

open access: yes, 2011
Background: There is renewed interest in the development of poxvirus vector-based HIV vaccines due to the protective effect observed with repeated recombinant canarypox priming with gp120 boosting in the recent Thai placebo-controlled trial.
Bridge, S.   +44 more
core   +1 more source

Evaluation of the potency of the anti-idiotypic antibody Ab2/3H6 mimicking gp41 as an HIV-1 vaccine in a rabbit prime/boost study.

open access: yesPLoS ONE, 2012
The HIV-1 envelope protein harbors several conserved epitopes that are recognized by broadly neutralizing antibodies. One of these neutralizing sites, the MPER region of gp41, is targeted by one of the most potent and broadly neutralizing monoclonal ...
Alexander Mader, Renate Kunert
doaj   +1 more source

Memory B cell antibodies to HIV-1 gp140 cloned from individuals infected with clade A and B viruses. [PDF]

open access: yesPLoS ONE, 2011
Understanding the antibody response to HIV-1 in humans that show broad neutralizing serologic activity is a crucial step in trying to reproduce such responses by vaccination.
Hugo Mouquet   +8 more
doaj   +1 more source

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