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HIV InfectionsPhase 1NCT01705990

Safety and Immunogenicity Study of SeV-G(NP) HIV Vaccine Administered Intranasally and Ad35-GRIN HIV Vaccine Given Intramuscularly in Prime-Boost Regimens in HIV-Uninfected Volunteers

A Phase 1 study testing SeV-G(NP) (0.2mL, 2x10^7 CIU), SeV-G(NP) (0.2mL, 2x10^8 CIU) and Ad35-GRIN (0.5mL) in people with HIV Infections, run by International AIDS Vaccine Initiative at 3 sites in 3 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this study is to evaluate the safety, tolerability and immunogenicity of Sendai HIV vaccine SeV-G(NP) given intranasally and Ad35-GRIN administered intramuscularly in prime-boost regimens in HIV-uninfected, healthy adult volunteers. Read more about this study

Who is it for?
Ages 18 to 50 yearsHealthy volunteers can take part
Conditions the study is for
HIV Infections
What is being tested?
SeV-G(NP) (0.2mL, 2x10^7 CIU), SeV-G(NP) (0.2mL, 2x10^8 CIU) and Ad35-GRIN (0.5mL)
Could I receive a placebo?
No, everyone receives an active treatment
How many people
65 participants
Where
3 sitesin 3 countries
Study dates
Mar 2013to Mar 2015
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 50 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • healthy male or female adults,
  • 18 to 50 years of age (21 to 50 years of age for volunteers in Rwanda),
  • who do not report high-risk behaviour for HIV infection,
  • who are available for the duration of the trial,
  • who are willing to undergo HIV testing,
  • use an effective method of contraception, and
  • who, in the opinion of the principal investigator or designee, understand the study and who provide written informed consent.

Who cannot join

  • confirmed HIV infection,
  • pregnancy and lactation,
  • significant acute or chronic disease,
  • clinically significant laboratory abnormalities,
  • recent vaccination or receipt of a blood product,
  • previous receipt of an HIV vaccine, and
  • previous severe local or systemic reactions to vaccination or history of severe allergic reactions.

Trial locations and contacts

3 sites in 3 countries.

3 sites in 3 countries

Kenya1 site
  • Kenya AIDS Vaccine Initiative

    Nairobi

Other trials in Kenya

Rwanda1 site
  • Project San Francisco

    Kigali

Other trials in Rwanda

United Kingdom1 site
  • St. Stephen's Centre

    London

Other trials in United Kingdom

About this study

Official title: A Phase I Double-Blind, Randomized, Placebo-Controlled, Dose-Escalation Trial to Evaluate the Safety and Immunogenicity of a Sendai HIV Vaccine SeV-G(NP) Given Intranasally and Ad35-GRIN Administered Intramuscularly in Prime-Boost Regimens in HIV-Uninfected, Healthy Adult Volunteers

The purpose of this study is to evaluate the safety, tolerability and immunogenicity of Sendai HIV vaccine SeV-G(NP) given intranasally and Ad35-GRIN administered intramuscularly in prime-boost regimens in HIV-uninfected, healthy adult volunteers.

Read the detailed description

The study is a randomized, double-blind, placebo-controlled, dose-escalation trial assessing the safety, tolerability, and immunogenicity of SeV-G(NP) given intranasally by drops and Ad35-GRIN administered intramuscularly in each of four prime-boost regimens.

Volunteers will be screened up to 42 days before the 1st vaccination and will be followed for 12 months after the last vaccine administration (16 months after the first vaccination). It is anticipated that it will take approximately 6 months to enroll the study. Approximately 64 volunteers (48 vaccine and 16 placebo recipients) will be included in the study.

Conditions
HIV Infections
Being tested
SeV-G(NP) (0.2mL, 2x10^7 CIU), SeV-G(NP) (0.2mL, 2x10^8 CIU), Ad35-GRIN (0.5mL)
Keywords
HIV, AIDS, HIV vaccine, HIV prevention
Medical subject headings
HIV Infections, Acquired Immunodeficiency Syndrome

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • SeV-G(NP) (0.2mL, 2x10^7 CIU)Biological

    Delivered intranasally by drops

  • SeV-G(NP) (0.2mL, 2x10^8 CIU)Biological

    Delivered intranasally by drops

  • Ad35-GRIN (0.5mL)Biological

    (1x10^10 vp) Delivered intramuscularly by standard syringe and needle injection

Study groups in NCT01705990
Study groupRoleWhat they receive
Group A: SeV-G(NP) followed by Ad35-GRINExperimentalSeV-G(NP) (IN) at 2x10^7 CIU at Month 0 followed by Ad35-GRIN (IM) at 1x10^10 vp at Month 4. (Vaccine/Placebo = 12/4)
Receives: Biological: SeV-G(NP) (0.2mL, 2x10^7 CIU); Biological: Ad35-GRIN (0.5mL)
Group B: SeV-G(NP) followed by Ad35-GRINExperimentalSeV-G(NP) (IN) at 2x10^8 CIU at Month 0 followed by Ad35-GRIN (IM) at 1x10^10 vp at Month 4. (Vaccine/Placebo = 12/4)
Receives: Biological: SeV-G(NP) (0.2mL, 2x10^8 CIU); Biological: Ad35-GRIN (0.5mL)
Group C: Ad35-GRIN followed by SeV-G(NP)ExperimentalAd35-GRIN (IM) at 1x10^10 vp at Month 0 followed by SeV-G(NP) (IN) at 2x10^8 CIU at Month 4. (Vaccine/Placebo = 12/4)
Receives: Biological: SeV-G(NP) (0.2mL, 2x10^8 CIU); Biological: Ad35-GRIN (0.5mL)
Group D: SeV-G(NP) onlyExperimentalSeV-G(NP) (IN) at 2x10^8 CIU at Month 0 and 4. (Vaccine/Placebo = 12/4)
Receives: Biological: SeV-G(NP) (0.2mL, 2x10^8 CIU)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of participants with adverse events as a measure of safety and tolerability

    To evaluate the safety and tolerability of SeV-G(NP) and Ad35-GRIN administered in four prime-boost regimens.

    Measured: 16 months approximately

Secondary outcomes (2)
  1. Shedding

    To assess the presence and persistence of the SeV-G(NP) vector and the in vivo genetic integrity of the insert

    Measured: 16 months

  2. Immunogenicity

    To assess (qualitative and quantitative) immune responses elicited by the different prime-boost regimens.

    Measured: 16 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted15 Oct 2012 (estimated)
  2. Study startMar 2013
  3. Primary completionMar 2015

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
65 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01705990
Sponsor's protocol ID
IAVI S001
Status last verified
Aug 2015
First submitted
10 Oct 2012
Last updated
26 Aug 2015
Results posted
No
Data monitoring committee
Yes

Publications

  • Nyombayire J, Anzala O, Gazzard B, Karita E, Bergin P, Hayes P, Kopycinski J, Omosa-Manyonyi G, Jackson A, Bizimana J, Farah B, Sayeed E, Parks CL, Inoue M, Hironaka T, Hara H, Shu T, Matano T, Dally L, Barin B, Park H, Gilmour J, Lombardo A, Excler JL, Fast P, Laufer DS, Cox JH; S001 Study Team. First-in-Human Evaluation of the Safety and Immunogenicity of an Intranasally Administered Replication-Competent Sendai Virus-Vectored HIV Type 1 Gag Vaccine: Induction of Potent T-Cell or Antibody Responses in Prime-Boost Regimens. J Infect Dis. 2017 Jan 1;215(1):95-104. doi: 10.1093/infdis/jiw500. Epub 2016 Oct 17.

    PubMed 28077588

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing SeV-G(NP) (0.2mL, 2x10^7 CIU), SeV-G(NP) (0.2mL, 2x10^8 CIU) and Ad35-GRIN (0.5mL) in people with HIV Infections, run by International AIDS Vaccine Initiative at 3 sites in 3 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 7 inclusion and 7 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 26 Aug 2015. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 3 sites in Kenya, Rwanda, United Kingdom. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of participants with adverse events as a measure of safety and tolerability (time frame: 16 months approximately). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT01705990, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 26 Aug 2015; AzTrials last refreshed its copy on 7 Nov 2026.

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