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Safety and Immunogenicity Study of Candidate HIV-1 Vaccine Given to Healthy Infants Born to HIV-1/2-uninfected Mothers (PedVacc001)

Primary Purpose

HIV-1, HIV Infections

Status
Completed
Phase
Phase 1
Locations
Gambia
Study Type
Interventional
Intervention
MVA.HIVA
Sponsored by
Medical Research Council
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional prevention trial for HIV-1 focused on measuring HIV preventive vaccine

Eligibility Criteria

undefined - 3 Days (Child)All SexesAccepts Healthy Volunteers

Inclusion Criteria:

  • Healthy infants, 19 weeks of age, with weight for age z-scores within 2 standard deviations of normal.
  • Have received all standard EPI immunizations according to national immunization programme.
  • Written informed consent by parent.
  • Mother HIV-1/2-uninfected.

Exclusion Criteria:

  • Acute disease at the time of vaccination (acute disease is defined as the presence of a moderate or severe illness with or without fever). All vaccines can be administered to persons with a minor illness such as diarrhoea, mild upper respiratory tract infection with or without low-grade febrile illness, i.e. axillary temperature of <37.5 °C ).
  • Axillary temperature of ≥ 37.5 °C at the time of vaccination.
  • Any clinically significant abnormal finding on screening from biochemistry or haematology at 19 weeks.
  • History of allergic disease or reactions likely to be exacerbated by any component of the vaccine, e.g. egg products.
  • Presence of any underlying disease that compromises the diagnosis and evaluation of response to the vaccine.
  • Invasive bacterial infections (pneumonia, meningitis).
  • Any other on-going chronic illness requiring hospital specialist supervision.
  • Administration of immunoglobulins and/or any blood products within one month preceding the planned administration of the vaccine candidate.
  • Any history of anaphylaxis in reaction to vaccination.
  • Research physician's assessment of lack of willingness by parents to participate and comply with all requirements of the protocol, or identification of any factor felt to significantly increase the infant's risk of suffering an adverse outcome.
  • Likelihood of travel away from the study area.
  • Untreated malaria infection.
  • Any other clinical evidence of infection.

Sites / Locations

  • Medical Research Council Laboratories, The Gambia

Arms of the Study

Arm 1

Arm 2

Arm Type

Experimental

No Intervention

Arm Label

Vaccinees

Controls

Arm Description

Vaccinated at 20 weeks of age (n=24)

No experimental vaccine (n=24)

Outcomes

Primary Outcome Measures

For safety and reactogenicity: Actively and passively collected data on adverse events

Secondary Outcome Measures

For immunity to EPI vaccines: Antibody levels to specific vaccines.
For immunogenicity: Frequency of IFN-γ producing cells determined in ex-vivo (effector) and 10-day cultured (memory) ELISPOT assays after overnight stimulation with pools of HIVA-derived peptides

Full Information

First Posted
September 22, 2009
Last Updated
February 2, 2012
Sponsor
Medical Research Council
Collaborators
European and Developing Countries Clinical Trials Partnership (EDCTP)
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1. Study Identification

Unique Protocol Identification Number
NCT00982579
Brief Title
Safety and Immunogenicity Study of Candidate HIV-1 Vaccine Given to Healthy Infants Born to HIV-1/2-uninfected Mothers
Acronym
PedVacc001
Official Title
An Open Randomized Phase I Study Evaluating Safety and Immunogenicity of a Candidate HIV-1 Vaccine, MVA.HIVA, Administered to Healthy Infants Born to HIV-1/2-uninfected Mothers
Study Type
Interventional

2. Study Status

Record Verification Date
September 2009
Overall Recruitment Status
Completed
Study Start Date
November 2009 (undefined)
Primary Completion Date
June 2011 (Actual)
Study Completion Date
September 2011 (Actual)

3. Sponsor/Collaborators

Name of the Sponsor
Medical Research Council
Collaborators
European and Developing Countries Clinical Trials Partnership (EDCTP)

4. Oversight

Data Monitoring Committee
Yes

5. Study Description

Brief Summary
Objectives: Safety and immunogenicity of MVA.HIVA vaccine in 20-week-old healthy Gambian infants born to HIV-1/2-uninfected mothers. Gross impact of MVA.HIVA on the immunogenicity of EPI vaccines (DTwPHib, HepB, PCV-7 and OPV) when administered at 20 weeks (4 weeks after the last EPI vaccines), who have had BCG vaccine within the first 4 weeks of life.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
HIV-1, HIV Infections
Keywords
HIV preventive vaccine

7. Study Design

Primary Purpose
Prevention
Study Phase
Phase 1
Interventional Study Model
Parallel Assignment
Masking
Outcomes Assessor
Allocation
Randomized
Enrollment
48 (Actual)

8. Arms, Groups, and Interventions

Arm Title
Vaccinees
Arm Type
Experimental
Arm Description
Vaccinated at 20 weeks of age (n=24)
Arm Title
Controls
Arm Type
No Intervention
Arm Description
No experimental vaccine (n=24)
Intervention Type
Biological
Intervention Name(s)
MVA.HIVA
Intervention Description
1 dose of 5 x 10^7 pfu of MVA.HIVA administered intramuscularly
Primary Outcome Measure Information:
Title
For safety and reactogenicity: Actively and passively collected data on adverse events
Time Frame
Up to 16 weeks after vaccination
Secondary Outcome Measure Information:
Title
For immunity to EPI vaccines: Antibody levels to specific vaccines.
Time Frame
1 week before and 1 week after vaccination
Title
For immunogenicity: Frequency of IFN-γ producing cells determined in ex-vivo (effector) and 10-day cultured (memory) ELISPOT assays after overnight stimulation with pools of HIVA-derived peptides
Time Frame
Up to 16 weeks after vaccination

10. Eligibility

Sex
All
Maximum Age & Unit of Time
3 Days
Accepts Healthy Volunteers
Accepts Healthy Volunteers
Eligibility Criteria
Inclusion Criteria: Healthy infants, 19 weeks of age, with weight for age z-scores within 2 standard deviations of normal. Have received all standard EPI immunizations according to national immunization programme. Written informed consent by parent. Mother HIV-1/2-uninfected. Exclusion Criteria: Acute disease at the time of vaccination (acute disease is defined as the presence of a moderate or severe illness with or without fever). All vaccines can be administered to persons with a minor illness such as diarrhoea, mild upper respiratory tract infection with or without low-grade febrile illness, i.e. axillary temperature of <37.5 °C ). Axillary temperature of ≥ 37.5 °C at the time of vaccination. Any clinically significant abnormal finding on screening from biochemistry or haematology at 19 weeks. History of allergic disease or reactions likely to be exacerbated by any component of the vaccine, e.g. egg products. Presence of any underlying disease that compromises the diagnosis and evaluation of response to the vaccine. Invasive bacterial infections (pneumonia, meningitis). Any other on-going chronic illness requiring hospital specialist supervision. Administration of immunoglobulins and/or any blood products within one month preceding the planned administration of the vaccine candidate. Any history of anaphylaxis in reaction to vaccination. Research physician's assessment of lack of willingness by parents to participate and comply with all requirements of the protocol, or identification of any factor felt to significantly increase the infant's risk of suffering an adverse outcome. Likelihood of travel away from the study area. Untreated malaria infection. Any other clinical evidence of infection.
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Tomas Hanke
Organizational Affiliation
Medical Research Council
Official's Role
Study Director
First Name & Middle Initial & Last Name & Degree
Katie Flanagan
Organizational Affiliation
Medical Research Council, The Gambia
Official's Role
Principal Investigator
First Name & Middle Initial & Last Name & Degree
Marie Reilly
Organizational Affiliation
Karolinska Institutet
Official's Role
Principal Investigator
Facility Information:
Facility Name
Medical Research Council Laboratories, The Gambia
City
Banjul
State/Province
Fajara
Country
Gambia

12. IPD Sharing Statement

Citations:
PubMed Identifier
24205185
Citation
Afolabi MO, Ndure J, Drammeh A, Darboe F, Mehedi SR, Rowland-Jones SL, Borthwick N, Black A, Ambler G, John-Stewart GC, Reilly M, Hanke T, Flanagan KL. A phase I randomized clinical trial of candidate human immunodeficiency virus type 1 vaccine MVA.HIVA administered to Gambian infants. PLoS One. 2013 Oct 24;8(10):e78289. doi: 10.1371/journal.pone.0078289. eCollection 2013.
Results Reference
derived

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Safety and Immunogenicity Study of Candidate HIV-1 Vaccine Given to Healthy Infants Born to HIV-1/2-uninfected Mothers

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