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Primary Infection Cohort (PRIMO)

18. oktober 2022 opdateret af: ANRS, Emerging Infectious Diseases

Multicentric Cohort of HIV-1 (Human Immunodeficiency Virus 1) Primary Infection Cohort ANRS CO6 PRIMO

Open, prospective, multicenter French cohort study enrolling subjects aged of 15 years or more, during or immediately after HIV-1 primary infection. This cohort was organized from the outset to be highly multidisciplinary, bringing together immunologists, virologists, clinicians and epidemiologists.

Studieoversigt

Status

Rekruttering

Betingelser

Intervention / Behandling

Detaljeret beskrivelse

Objectives: Follow up of patients infected by HIV-1 for less than three months.

  1. Improve the physiological and pathological knowledge of primary HIV infection

    • Study of the immune mechanisms involved early after infection
    • Kinetics of viral replication and establishment of cellular reservoirs at an early stage
    • Relationships between virological markers and immune response kinetics
    • Impact of resistance mutations, subtype and tropism on the disease progression and the response to treatment
    • Study of sub-groups of specific patients followed since primary infection, spontaneous or post treatment controllers, subjects with specific HLA
  2. Assessing the impact of early, transient or prolonged treatment versus deferred treatment on the long-term prognosis of patients followed since primary infection, in terms of activation / inflammation and decrease in viral reservoirs
  3. Contribute to knowledge in the epidemiology of HIV infection:

    • Modes of transmission
    • Sexual behavior after HIV diagnosis
    • Calendar trend of transmitted viral strains diversity (ARV resistance and subtypes)
    • Calendar trend of marker levels measured at primary infection
  4. Contribute to national recommendations for therapeutic care, evaluate their implementation
  5. Use observational data from the cohort for the development of therapeutic clinical trials at primary infection

Undersøgelsestype

Observationel

Tilmelding (Forventet)

2800

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

Undersøgelse Kontakt Backup

Studiesteder

      • Le Kremlin Bicêtre, Frankrig, 94276
        • Rekruttering
        • Laurence Meyer
        • Kontakt:
        • Ledende efterforsker:
          • Cécile Ms Goujard, Professor

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

15 år og ældre (Barn, Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Prøveudtagningsmetode

Ikke-sandsynlighedsprøve

Studiebefolkning

HIV-1 infected patients

Beskrivelse

Inclusion Criteria:

  • symptomatic or asymptomatic HIV-1 primary infection.
  • Infection date based on one of the following criteria:

    1. Positive p24 antigenemia or detectable plasma HIV RNA with a negative ELISA within the previous six weeks.
    2. Positive p24 antigenemia or detectable plasma HIV RNA with a positive ELISA and negative Western Blot within the previous six weeks.
    3. Positive p24 antigenemia or detectable plasma HIV RNA or positive ELISA with incompleted Western Blot (no anti-p34 and/or anti-p68) within the previous six weeks.
    4. Positive ELISA with a negative ELISA within the last three months.
  • Age≥ 15 years old at the enrollment.
  • Naive of antiretroviral treatment except for transient treatment taken in the context of PMTCT, Pre-exposition prophylaxis or Post Exposition Prophylaxis.
  • Affiliate or beneficiary of a social security system (State Medical Assistance is not a social security scheme).

Exclusion Criteria:

  • Inability to give informed consent.
  • Predictable difficult follow-up.
  • Contraindication to repeated blood samples.
  • Under protection (saving) of justice
  • Life-threatening pathology (deferred inclusion is possible)

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

Kohorter og interventioner

Gruppe / kohorte
Intervention / Behandling
Follow-up Arm
Blood sampling only
Blood Sampling at J0, M1, M3, M6, M12, M24 and every 12 months until the end of the study

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Improve the physiological, pathological and virological knowledge of primary HIV infection
Tidsramme: up to 25 years
  • Study of the immune mechanisms involved early after infection
  • Kinetics of viral replication and establishment of cellular reservoirs at an early stage
  • Relationships between virological markers and immune response kinetics
  • Impact of resistance mutations, subtype and tropism on the disease progression and the response to treatment
  • Study of sub-groups of specific patients followed since primary infection, spontaneous or post treatment controllers, subjects with specific HLA
up to 25 years

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
The impact of early, transient or prolonged treatment versus deferred treatment on the long-term prognosis of patients followed since primary infection, in terms of activation / inflammation
Tidsramme: up to 25 years
up to 25 years
Contribute to knowledge in the epidemiology of HIV infection
Tidsramme: up to 25 years
  • Modes of transmission
  • Sexual behavior after HIV diagnosis
  • Calendar trend of transmitted viral strains diversity (ARV resistance and subtypes)
  • Calendar trend of marker levels measured at primary infection
up to 25 years
Contribute to national recommendations for therapeutic care and evaluate their implementation
Tidsramme: up to 25 years
up to 25 years

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Efterforskere

  • Ledende efterforsker: Laurence Meyer, Professor, CESP-INSERM U1018

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

1. oktober 1996

Primær færdiggørelse (Forventet)

1. september 2024

Studieafslutning (Forventet)

1. september 2025

Datoer for studieregistrering

Først indsendt

12. april 2017

Først indsendt, der opfyldte QC-kriterier

10. maj 2017

Først opslået (Faktiske)

11. maj 2017

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

19. oktober 2022

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

18. oktober 2022

Sidst verificeret

1. oktober 2022

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • ANRS CO6 PRIMO

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

INGEN

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ingen

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .

Kliniske forsøg med HIV-1-infektion

Kliniske forsøg med blood sampling

Abonner