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Study of immunogenicity and persistence of yellow fever attenuated live vaccine

Detection of immunopersistent antibody and evaluation of immunogenicity of yellow fever attenuated live vaccine

Status
Active, not recruiting
Phases
Phase 4
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1800017024
Enrollment
Unknown
Registered
2018-07-09
Start date
2016-04-01
Completion date
Unknown
Last updated
2018-07-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Yellow fever

Interventions

Immunogenicity Study Group:one dose of yellow fever vaccine
Immunopersistence Study Group:one dose of yellow fever vaccine

Sponsors

Jinan Military Region Center for Disease Control and Prevention
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Immunogenicity study of yellow fever attenuated live vaccine inclusion criteria: 1. Persons who are about to enter or pass through yellow fever endemic areas; 2. The age of the month on the day of enrollment is greater than or equal to 6 months; 3. The subject or his legal guardian shall sign the informed consent and sign the date; 4. Before getting into the study, by history and clinical examination confirmed that the body temperature of 37.0 degree C or less; 5. No previous vaccination history of live attenuated vaccine with yellow fever; Immune persistence study of yellow fever attenuated live vaccine inclusion criteria; 1. People who have been vaccinated with live attenuated yellow fever vaccine in the past; 2. The subject or his legal guardian shall sign the informed consent and sign the date.

Exclusion criteria

Exclusion criteria: Exclusion criteria 1. Allergic to any component of the vaccine, with any previous history of severe vaccination allergy; 2. There is a clear diagnosis of thrombocytopenia or other coagulation disorders; 3. Persons with a history of convulsion, epilepsy, encephalopathy and mental illness; 4. A person who is immune deficiency, low immune function, or undergoing immunosuppressive therapy; 5. A person with an acute disease, a severe chronic disease, or an acute attack of chronic disease; 6. Women during pregnancy; 7. In the past month has been infected with rash disease; 8. Persons who have injected immunoglobulin or any research drug within the past four weeks; 9. Persons who have been vaccinated for less than 21 days; 10. Any situation that the researchers believe which may affect the evaluation of the experiment.

Design outcomes

Primary

MeasureTime frame
Yellow fever virus antibody titer;

Countries

China

Contacts

Public ContactJia Qingshuai

Jinan Military Region Center for Disease Control and Prevention

jiaqingshuai@sina.cn+86 13256187709

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Mar 4, 2026