Persistent HIV viremia occurs in most ART-treated patients and could arise from reactivation of viral expression from latently-infected cells that constitute the viral latent reservoir (LR) and/or residual ongoing viral replication during cART, for instance in anatomical compartment where drug penetration is sub-optimal. The question of the sources of persistent viremia is of the utmost importance. If ongoing viral replication occurs, it could induce deleterious consequences on reservoirs size and immune activation.We propose to better characterize the role ongoing viral replication to HIV persistence under ART by undertaking a treatment intensification trial with high-dose dolutegravir. Tissue/blood samples and replication-competent reservoir measurements will be included as outcomes as well as immune activation markers.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
20
already included in arm/group descriptions.
Liège university hospital
Liège, Belgium
To evaluate the impact of treatment intensification at the level of total and replication-competent reservoir (RCR) in blood and in tissues.
Measurements of blood and tissue HIV reservoir
Time frame: 3 months
To evaluate the impact of DTG treatment intensification on residual viremia
Measurement of HIV viremia at the single copy level
Time frame: 3 months
To evaluate the impact of DTG treatment intensification on immune activation
Measurement of T cell activation markers
Time frame: 3 months
To investigate the correlation between blood and tissues HIV reservoir
Measurement of blood and tissue HIV reservoir
Time frame: 3 months
To correlate the concentration of DTG with residual viremia and impact on HIV reservoir
Measurement of DTG blood concentration
Time frame: 3 months
To evaluate the impact of DTG treatment intensification on inflammation
Measurement on inflammatory markers in blood
Time frame: 3 months
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