Tuberculosis Clinical Trial
Official title:
Collection and Storage of Biological Samples Obtained by Leukapheresis for the Future Study of Immune Responses After BCG Vaccination in BCG-naïve Healthy Adults in the US (A-046)
Verified date | October 2015 |
Source | Aeras |
Contact | n/a |
Is FDA regulated | No |
Health authority | United States: Institutional Review Board |
Study type | Interventional |
The objective of this protocol is to obtain biological samples through leukapheresis and cryopreservation of cells for the future study, by in vitro assay, of immune responses after one dose of BCG in BCG-naïve healthy adults.
Status | Completed |
Enrollment | 10 |
Est. completion date | October 2015 |
Est. primary completion date | September 2015 |
Accepts healthy volunteers | Accepts Healthy Volunteers |
Gender | Both |
Age group | 18 Years to 55 Years |
Eligibility |
Inclusion Criteria: 1. Has completed the written informed consent process. 2. Is age =18 years and =55 years on Study Day 0. 3. Agrees to stay in contact with the study site for the duration of the study, provide updated contact information as necessary, and has no current plans to move from the study area for the duration of the study. 4. Agrees to avoid elective surgery during the study. 5. Willingness to receive HIV test results. 6. For female participants: agrees to avoid pregnancy from 21 days prior to Study Day 0 and for the full duration of the study. 7. Has general good health, confirmed by medical history and physical examination. 8. Has not received vaccination or immunotherapy with a BCG product at any time prior to Study Day 0. Exclusion Criteria: 1. Acute illness on Study Day 0. 2. HIV-1/2 positive 3. Oral temperature =37.5°C on Study Day 0. 4. Abnormal laboratory values per local laboratory parameters from most recent blood collection prior to Study Day 0 for specific parameters listed in the protocol. 5. Evidence of significant active infection. 6. Evidence of central nervous system tuberculosis or pleural tuberculosis. 7. Screening TST reaction >5 mm. 8. History of treatment for active or latent tuberculosis infection. 9. History or evidence of active tuberculosis. 10. Shared a residence within the last year with an individual on anti-tuberculosis treatment or with culture or smear positive tuberculosis. 11. History of occupational exposure to an individual with active tuberculosis in a health care setting. 12. History of autoimmune disease or immunosuppression. 13. Used immunosuppressive medication within 42 days before Study Day 0 (inhaled and topical corticosteroids are permitted). 14. Received immunoglobulin or blood products within 42 days before Study Day 0. 15. Received any investigational drug or investigational vaccine within 182 days before Study Day 0, or planned participation in any other interventional study during the study period. 16. Received investigational TB vaccine at any time. 17. Planned administration/administration of a licensed vaccine in the period starting 28 days before and ending 56 days after BCG vaccination in this study. 18. Current chronic drug therapy including hormone replacement such as thyroxin, insulin, etc (estrogen and progesterone replacement and contraceptives are acceptable). 19. History or laboratory evidence of any past, present, or future possible immunodeficiency state including but not limited to any laboratory indication of HIV-1 infection. 20. No contraindications for BCG administration as described in the BCG package insert (Appendix B). 21. Previous medical history that may compromise the safety of the participant in the study, including but not limited to: severe impairment of pulmonary function from tuberculosis infection or other pulmonary disease; chronic illness with signs of cardiac or renal failure; suspected progressive neurological disease; or uncontrolled epilepsy. 22. Evidence of a new acute illness that may compromise the safety of the participant in the study. 23. History or evidence of chronic hepatitis. 24. History of alcohol or drug abuse within the past 2 years. 25. History of keloid formation. 26. Positive urine test for illicit drugs (opiates, cocaine, amphetamines). |
Intervention Model: Single Group Assignment, Masking: Open Label, Primary Purpose: Basic Science
Country | Name | City | State |
---|---|---|---|
n/a |
Lead Sponsor | Collaborator |
---|---|
Aeras | University of Rochester |
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Immune response measured by Intracellular cytokine staining (ICS) | ICS used to characterize the response to BCG. | Day 56 of the study | No |
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