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Study of the genetic, viral and immune response characteristics of a group of patients infected with the AIDS virus treated early and then subjected to suspension of antiretroviral therapy to define biological markers predicting the control of virus replication after pharmacological treatment

Study of a novel combination of immunovirologic and genetic parameters in early-treated HIV-1 patients undergone to antiretroviral therapy interruption (ATI) aimed at defining an algorithm predictive of post-treatment control (PCT) - ImmuneRaRe_RF-2019-12369708

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2020-006102-23-IT
Enrollment
100
Registered
2021-06-07
Start date
2021-10-13
Completion date
Unknown
Last updated
2024-12-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

HIV-1 positive subjects treated with effective antiretroviral therapy during the acute phase of HIV-1 infection MedDRA version: 20.1 Level: LLT Classification code 10068341 Term: HIV-1 infection System Organ Class: 100000004862

Interventions

Trade Name: JULUCA Product Name: ART Product Code: [ART] Pharmaceutical Form: Film-coated tablet INN or Proposed INN: DOLUTEGRAVIR Current Sponsor code: ART Concentration unit: mg milligram(s) Concent

Sponsors

OSPEDALE SAN RAFFAELE
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Male or female, aged 18-60 years Confirmed HIV-1 seropositive documented ART commenced during primary HIV infection, as defined by Fiebig stage Plasma HIV-RNA 350 cells/mm3 at the last routine follow-up visit No new AIDS-defining diagnosis or progression of HIV-related disease Able to adhere to an effective ART regimen for the duration of the study Willing and able to give written informed consent for participation in the study Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range 100 F.1.3 Elderly (>=65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: Confirmed HIV-2 seropositive Women who are pregnant History of systemic cancer, such as Kaposi’s sarcoma and lymphoma, or other virus-associated malignancies and/or history of AIDS-defining illness according to Centers for Disease Control and Prevention criteria Active or chronic hepatitis B virus infection, with detectable hepatitis B surface antigen, hepatitis B virus DNA, or both active and chronic hepatitis C virus infection, with detectable virus RNA, and syphilis Only Step 2 Naso-pharyngeal swab positive for SARS-CoV-2

Design outcomes

Primary

MeasureTime frame
Main Objective: Step1: Investigate a set of immune-genetic and viroimmunologic biomarkers that might be useful to individuate PTC Step2: Validate the Predictive Algorithms of PTC;Secondary Objective: Step1: Validation of the immune-genetics platform for the genotyping of KIRs/TRIM22/SNPs regulating HLA-C expression and HLA A-B-C supratyping in a clinical setting Step2: Evaluate the time of HIV-1 plasma load relapse and/or loss of a stable CD4 T-cell count = 350 cells/mm3 occurring in patients subjected to MAP;Primary end point(s): Step 1: To complete the immune-virologic and immune-genetic profiling of volunteers enrolled in the study and perform all the statistical analysis within the time frame proposed (21 months) before the beginning of the MAP cohort recruitment Step 2: Proportion of participants who controlled viremia counts (<50%) and maintained a stable CD4 T-cell count = 350 cells/µl for all the follow-up (6 months) (no CD4 significant drop);Timepoint(s) of evaluation of this end point: STEP 1 - 21 months STEP 2 - 6 months

Secondary

MeasureTime frame
Secondary end point(s): Step 2: Proportion of participants who controlled viremia without a significant drop of CD4 T-cell counts (50% drop in CD4 cell counts, <350 cells/mm3 and/or symptomatic acute retroviral syndrome; Step 2: Proportion of participants who maintained a CD4 T cell count =350 cells but experienced viral rebound; Step 2: Time to viral rebound during MAP; Step 1: To complete the immune-genetics platform set-up and validation on reference samples;Timepoint(s) of evaluation of this end point: 10 months; 6 months; 6 months; 10 months; 1 years

Countries

Italy

Contacts

Public ContactOspedale San Raffaele

Ospedale San Raffaele

castagna.antonella1@hsr.it02264337909

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026