A Safety and Immunogenicity Trial With an Adjuvanted Tuberculosis(TB) Subunit Vaccine

NCT ID: NCT01003093

Last Updated: 2013-01-21

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE1

Total Enrollment

36 participants

Study Classification

INTERVENTIONAL

Study Start Date

2005-11-30

Study Completion Date

2008-06-30

Brief Summary

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The purpose of this study is to evaluate the safety profile of an adjuvanted TB subunit vaccine administered at 0 and 2 months in healthy BCG-unvaccinated volunteers with no prior history of TB disease or known prior exposure to TB

Detailed Description

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Conditions

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Tuberculosis

Study Design

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Allocation Method

NON_RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

NONE

Study Groups

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Antigen group + high adjuvans

The antigen group + high adjuvans group received two injections of antigen (Ag85B + ESAT-6) + IC31 (500 nmol KLK + 20 nmol ODN1a) two months apart.

Group Type EXPERIMENTAL

50 microgram antigen (Ag85B + ESAT-6) + 500 nmol KLK + 20 nmol ODN1a

Intervention Type BIOLOGICAL

0.5 mL suspension for injection x 2 with 2 months interval

Antigen group

The antigen group received two injections of antigen (Ag85B + ESAT-6) two months apart.

Group Type EXPERIMENTAL

50 microgram antigen (Ag85B + ESAT-6)

Intervention Type BIOLOGICAL

0.5 mL suspension for injection x 2 with 2 months interval

Antigen + low adjuvans group

The antigen group + low adjuvans group received two injections of antigen (Ag85B + ESAT-6) + IC31 (100 nmol KLK + 4 nmol ODN1a) two months apart.

Group Type EXPERIMENTAL

50 microgram antigen (Ag85B + ESAT-6) + 100 nmol KLK + 4 nmol ODN1a

Intervention Type BIOLOGICAL

0.5 mL suspension for injection x 2 with 2 months interval

Interventions

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50 microgram antigen (Ag85B + ESAT-6)

0.5 mL suspension for injection x 2 with 2 months interval

Intervention Type BIOLOGICAL

50 microgram antigen (Ag85B + ESAT-6) + 100 nmol KLK + 4 nmol ODN1a

0.5 mL suspension for injection x 2 with 2 months interval

Intervention Type BIOLOGICAL

50 microgram antigen (Ag85B + ESAT-6) + 500 nmol KLK + 20 nmol ODN1a

0.5 mL suspension for injection x 2 with 2 months interval

Intervention Type BIOLOGICAL

Other Intervention Names

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Antigen H1 Antigen H1 + IC31 Antigen H1 + IC31

Eligibility Criteria

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Inclusion Criteria

* Male
* Healthy based on medical examination/history at the inclusion
* Age between 18 and 55 years
* Signed informed consent
* Prepared to grant authorized persons access to the medical records
* The volunteer is likely to comply with instructions

Exclusion Criteria

* Known exposure to TB before (or expected during) the trial
* Prior BCG vaccination
* Granulomatous disease (by chest X-ray, autoimmune screen)
* Vaccinated with live vaccine 3 months before first vaccination
* Administration of immune modulating drugs (steroids, immunosuppressive drugs or immunoglobulins) 3 months before the first vaccination
* HBV, HCV or HIV sero-positive (HBsAg, HBsAb, HBc total and IgM ab and HCV, HIV-1 and HIV2 ab)
* Participation in other clinical trials
* Positive Mantoux or QuantiFERON-TB Gold
* Known hypersensitivity to any of the vaccine components
* Laboratory parameters outside of normal ranges considered clinically relevant
Minimum Eligible Age

18 Years

Maximum Eligible Age

55 Years

Eligible Sex

MALE

Accepts Healthy Volunteers

Yes

Sponsors

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Statens Serum Institut

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Jaap van Dissel, MD, Prof.

Role: PRINCIPAL_INVESTIGATOR

Leiden University Medical Centre

Locations

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Leiden University Medical Centre

Leiden, RC Leiden, Netherlands

Site Status

Countries

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Netherlands

References

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Ottenhoff TH, Doherty TM, van Dissel JT, Bang P, Lingnau K, Kromann I, Andersen P. First in humans: a new molecularly defined vaccine shows excellent safety and strong induction of long-lived Mycobacterium tuberculosis-specific Th1-cell like responses. Hum Vaccin. 2010 Dec;6(12):1007-15. doi: 10.4161/hv.6.12.13143. Epub 2010 Dec 1.

Reference Type DERIVED
PMID: 21178394 (View on PubMed)

van Dissel JT, Arend SM, Prins C, Bang P, Tingskov PN, Lingnau K, Nouta J, Klein MR, Rosenkrands I, Ottenhoff TH, Kromann I, Doherty TM, Andersen P. Ag85B-ESAT-6 adjuvanted with IC31 promotes strong and long-lived Mycobacterium tuberculosis specific T cell responses in naive human volunteers. Vaccine. 2010 Apr 30;28(20):3571-81. doi: 10.1016/j.vaccine.2010.02.094. Epub 2010 Mar 11.

Reference Type DERIVED
PMID: 20226890 (View on PubMed)

Other Identifiers

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Eudract number: TEST-001599-14

Identifier Type: -

Identifier Source: secondary_id

THYB-01

Identifier Type: -

Identifier Source: org_study_id

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