Safety of and Immune Response to a Dengue Virus Vaccine (rDEN3delta30/31-7164) in Healthy Adults
Dengue Fever
About this trial
This is an interventional prevention trial for Dengue Fever focused on measuring Dengue Vaccine, Dengue Virus, Dengue Hemorrhagic Fever, Dengue Shock Syndrome
Eligibility Criteria
Inclusion Criteria:
- Adult male or non-pregnant female between 18 and 50 years of age, inclusive.
- Good general health as determined by physical exam, laboratory screening, and review of medical history
- Available for the duration of the study, approximately 26 weeks post-vaccination
- Willing to use effective means of contraception for the duration of the trial
Exclusion Criteria:
- Evidence of clinically significant neurologic, cardiac, pulmonary, hepatic, rheumatologic, autoimmune, or renal disease by history, physical examination, and/or laboratory studies
- Behavioral, cognitive, or psychiatric disease that in the opinion of the investigator affects the ability of the volunteer to understand and cooperate with the requirements of the study protocol
- Grade 1 or above values for absolute neutrophil count (ANC), alanine aminotransferase (ALT), and serum creatinine, as protocol defined
- Any other condition that in the opinion of the investigator would jeopardize the safety or rights of a volunteer participating n the trial or would render the volunteer unable to comply with the protocol
- Any significant alcohol or drug abuse in the past 12 months which has caused medical, occupational, or family problems, as indicated by volunteer history
- History of a severe allergic reaction or anaphylaxis
- Severe asthma (emergency room visit or hospitalization within the last 6 months)
- Positive HIV-1 serology by screening and confirmatory assays
- Positive for hepatitis C virus (HCV) by screening and confirmatory assays
- Positive for hepatitis B virus (HBV) by hepatitis B surface antigen (HBsAg) screening
- Any known immunodeficiency syndrome
- Use of corticosteroids (excluding topical or nasal) or immunosuppressive drugs within 30 days prior to Study Day 0
- Receipt of a live vaccine within 4 weeks or a killed vaccine within the 2 weeks prior to Study Day 0 or anticipated receipt of any vaccine during the 42 days following Study Day 0
- History of a surgical splenectomy
- Receipt of blood products within the past 6 months, including transfusions or immunoglobulin or anticipated receipt of any blood products or immunoglobulin during the 42 days following Study Day 0
- History or serologic evidence of previous dengue virus infection or other flavivirus infection (e.g., yellow fever virus, St. Louis encephalitis, West Nile virus)
- Previous receipt of yellow fever or dengue vaccine (licensed or experimental)
- Receipt of any investigational agent in the 30 days prior to Vaccination Day 0 or plan to participate in any investigational drug trials during the next 26 weeks
- Definite plans to travel to a dengue endemic area
- Pregnancy or breastfeeding
Sites / Locations
- Center for Immunization Research, Johns Hopkins Bloomberg School of Public Health
Arms of the Study
Arm 1
Arm 2
Experimental
Experimental
Group 1
Group 2
Group 1 will consist of healthy participants receiving an immunization of 10^3 PFU rDEN3delta30/31-7164
Group 2A will consist of healthy participants who will receive an immunization of 10^5 PFU of rDEN3delta30/31-7164 vaccine or placebo. Group 2A participants will be enrolled if less that 90% of Group 1 participants seroconvert to DEN3 by Study Day 42. Group 2B will consist of healthy participants who will receive an immunization of 10^1 PFU of rDEN3delta30/31-7164 vaccine or placebo. Group 2B participants will be enrolled if more that 90% of Group 1 participants seroconvert to DEN3 by Study Day 42.