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HIV InfectionsPhase 1NCT00001043

A Phase I, Multicenter, Randomized Trial to Evaluate the Safety and Immunogenicity of Vaccinia-Derived MN HIV-1 Recombinant Envelope Glycoprotein (rgp160) of Human Immunodeficiency Virus at Two Different Vaccination Schedules

A Phase 1 study testing gp160 Vaccine (Immuno-AG) in people with HIV Infections and HIV Seronegativity, run by National Institute of Allergy and Infectious Diseases (NIAID) at 2 sites in United States.

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

AMENDED 8/94: To expand the safety and immunogenicity profile of MN rgp160 vaccine (Immuno-AG) by administering a higher dose (800 mcg) at 0, 1, 6, and 12 months and 0, 2, 8 and 14 months (these two schedules were compared in VEU 013A using a dose of 200 mcg). To obtain plasma following the fourth immunization. Read more about this study

Who is it for?
Ages 18 to 60 yearsHealthy volunteers can take part
Conditions the study is for
HIV Infections, HIV Seronegativity
What is being tested?
gp160 Vaccine (Immuno-AG)
Type of treatment
Vaccines
How many people
20 participants
Where
2 sitesUnited States
Study dates
Start not givento May 1997
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 60 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Subjects must have:
  • Normal history and physical exam.
  • Negative test for HIV by ELISA within 6 weeks prior to immunization.
  • Negative test for HIV by Western blot.
  • CD4 count >= 400 cells/mm3.
  • No history of smallpox vaccination.
  • Normal urine dipstick with esterase and nitrate.
  • No history of immunodeficiency, chronic illness, autoimmune disease, or use of immunosuppresssive medications.

Who cannot join

  • Co-existing Condition:
  • Subjects with the following conditions are excluded:
  • Positive for hepatitis B surface antigen.
  • Medical or psychiatric condition or occupational responsibilities that preclude compliance.
  • Active syphilis (NOTE: If serology is documented to be a false positive or due to a remote (> 6 months) infection, subject is eligible).
  • Active tuberculosis (NOTE: Subjects with a positive PPD and normal x-ray showing no evidence of TB and who do not require INH therapy are eligible).
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  • Eczema.
  • Household contact with persons meeting any of the following criteria:
  • pregnancy, < 12 months of age, eczema, or immunodeficiency disease or use of immunosuppressive medications.
  • Subjects with the following prior conditions are excluded:
  • History of anaphylaxis or other serious adverse reactions to vaccines.
  • Eczema within the past year.
  • PER 8/94 AMENDMENT: History of cancer unless surgically excised with reasonable assurance of cure.
  • PER 8/94 AMENDMENT: History of serious allergic reaction requiring hospitalization or emergent medical care.
  • Prior Medication:
  • Excluded:
  • Prior HIV vaccines.
  • Live attenuated vaccines within the past 60 days. NOTE: Medically indicated subunit or killed vaccines (e.g., influenza, pneumococcal) do not exclude but should be administered at least 2 weeks prior to HIV immunizations.
  • Experimental agents within the past 30 days.
  • Prior Treatment:
  • Excluded:
  • Blood products or immunoglobulin within the past 6 months.
  • Higher risk behavior for HIV infection as determined by screening questionnaire, including:
  • History of injection drug use within 12 months prior to study entry.
  • Higher or intermediate risk sexual behavior.

Trial locations and contacts

2 sites in 1 country.

United States2 sites
  • UW - Seattle AVEG

    Seattle, Washington, 98144

  • St. Louis Univ. School of Medicine AVEG

    St Louis, Missouri, 63104

Other trials in United States

About this study

AMENDED 8/94: To expand the safety and immunogenicity profile of MN rgp160 vaccine (Immuno-AG) by administering a higher dose (800 mcg) at 0, 1, 6, and 12 months and 0, 2, 8 and 14 months (these two schedules were compared in VEU 013A using a dose of 200 mcg). To obtain plasma following the fourth immunization. To evaluate skin test reactivity.

ORIGINAL (replaced): To determine in healthy volunteers the safety and immunogenicity of two immunizations of MN rgp160 vaccine (Immuno-AG) in combination with a live recombinant vaccinia virus LAV HIV-1 gp160 vaccine (HIVAC-1e) versus DryVax (the standard smallpox vaccine that was used for many years) control in combination with placebo.

ORIGINAL (replaced): A gp160 vaccine derived from the MN strain, the most prevalent strain of HIV-1 in the United States, has been developed. A previous study showed that a combination vaccine strategy, consisting of priming with HIVAC-1e followed by boosting with a gp160 subunit vaccine, resulted in humoral and cellular immune responses of greater and longer duration than either vaccine alone. Thus, a live vector/subunit boost approach using the MN rgp160 vaccine merits investigation.

Read the detailed description

ORIGINAL (replaced): A gp160 vaccine derived from the MN strain, the most prevalent strain of HIV-1 in the United States, has been developed. A previous study showed that a combination vaccine strategy, consisting of priming with HIVAC-1e followed by boosting with a gp160 subunit vaccine, resulted in humoral and cellular immune responses of greater and longer duration than either vaccine alone. Thus, a live vector/subunit boost approach using the MN rgp160 vaccine merits investigation.

AMENDED 8/94: Volunteers are randomized to receive 800 mcg MN rgp160 vaccine (Immuno-AG) or adjuvant control (placebo) on one of two dosing schedules. Sixteen volunteers receive candidate vaccine and four volunteers receive placebo.

ORIGINAL (replaced): Volunteers are randomized to receive either HIVAC-1e on days 0 and 56 followed by immunization with MN rgp160 vaccine on days 224 and 364, or DryVax control on days 0 and 56 followed by placebo on days 224 and 364. Ten volunteers are entered on the MN rgp160 vaccine arm and two volunteers on the placebo arm.

PER AMENDMENT 7/96: Two additional booster immunizations of 600 mcg of MN rgp 120/HIV-1 vaccine given at study months 22 and 24 to consenting St. Louis University volunteers.

Being tested
gp160 Vaccine (Immuno-AG)
Keywords
Vaccines, Synthetic, Vaccinia Virus, Viral Vaccines, Smallpox Vaccine, HIV-1, HIV Envelope Protein gp160, AIDS Vaccines, HIV Seronegativity, HIV Preventive Vaccine
Medical subject headings
HIV Infections, Vaccinia

What participants receive

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

  • gp160 Vaccine (Immuno-AG)Biological

Timeline

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

  1. First posted31 Aug 2001 (estimated)
  2. Study completionMay 1997

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
Enrolment
20 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00001043
Sponsor's protocol ID
AVEG 013B
Other IDs
10560
Status last verified
Oct 2021
First submitted
2 Nov 1999
Last updated
4 Nov 2021
Results posted
No

Publications

  • Gorse GJ, Corey L, Patel GB, Mandava M, Hsieh RH, Matthews TJ, Walker MC, McElrath MJ, Berman PW, Eibl MM, Belshe RB. HIV-1MN recombinant glycoprotein 160 vaccine-induced cellular and humoral immunity boosted by HIV-1MN recombinant glycoprotein 120 vaccine. National Institute of Allergy and Infectious Diseases AIDS Vaccine Evaluation Group. AIDS Res Hum Retroviruses. 1999 Jan 20;15(2):115-32. doi: 10.1089/088922299311547.

    PubMed 10029244
  • Gorse GJ, McElrath MJ, Belshe RB, Corey L, Matthews T, Eibl M, Kennedy D, Frey S, Hsieh R, Walker MC. High dose HIV-1 MN recombinant gp160 (rgp160) vaccine induces anti-v3 MN, and IgG1-4 and IgA anti-rgp160 antibodies. Int Conf AIDS. 1996 Jul 7-12;11(1):7 (abstract no MoA153)

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing gp160 Vaccine (Immuno-AG) in people with HIV Infections and HIV Seronegativity, run by National Institute of Allergy and Infectious Diseases (NIAID) at 2 sites in United States.

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 8 inclusion and 25 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 4 Nov 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in United States. 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.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00001043, which also lists 2 linked publications.

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 4 Nov 2021.

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Clinical Trial NCT00001043 | AzTrials