28 studies found for:    Open Studies | "Hemorrhagic Fevers, Viral"
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Rank Status Study
21 Recruiting Phase II Trial to Evaluate Safety and Immunogenicity of a Dengue 1,2,3,4 (Attenuated) Vaccine
Condition: Dengue
Interventions: Biological: dengue lyophilized vaccine;   Biological: dengue liquid vaccine;   Other: Placebo
22 Recruiting Investigation of the Immuno-regulation and Viral Hepatitis Among Patients With or After Dengue Fever Infection
Condition: Dengue Fever
Intervention: Genetic: CLEC5A
23 Recruiting Laboratory Diagnosis and Prognosis of Severe Dengue
Condition: Dengue Fever
Intervention:
24 Recruiting Immune Responses to Yellow Fever Vaccine
Condition: Prior Receipt of Yellow Fever Vaccine
Intervention:
25 Recruiting International Research Consortium on Dengue Risk Assessment, Management, and Surveillance
Condition: Dengue Fever
Intervention: Other: Observation
26 Unknown  Clinical Evaluation of Insect Repellent and Insecticide Treated Nets in Lao PDR
Conditions: Malaria;   Dengue;   Japanese Encephalitis
Interventions: Drug: 20% deet insect repellent;   Drug: placebo control
27 Recruiting An Epidemiological Surveillance Study to Evaluate the Incidence of Dengue in Brazil
Condition: Dengue
Interventions: Procedure: Blood sample collection;   Other: Data collection
28 Recruiting Safety, Tolerability, and Immunogenicity of the Ebola Chimpanzee Adenovirus Vector Vaccine (cAd3-EBO), VRC-EBOADC069-00-VP, in Healthy Adults
Condition: Healthy Adult Immune Responses to Vaccine
Intervention: Biological: VRC-EBOADC069-00-VP

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Indicates status has not been verified in more than two years