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Clinical trialNCT01943305CompletedPhase 2Interventional

The Role of Pre-existing Cross-reactive Antibodies in Determining the Efficacy of Vaccination in Humans

SponsorSingapore General HospitalEnrollment84Encephalitis, JapaneseYellow Fever
View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

Singapore
  • Singhealth Investigational Medicine Unit

    Singapore, Singapore

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
31 Oct 2013
Primary completion
30 Jun 2015
Completion
31 Dec 2015
Last update posted
20 Apr 2016
Registered enrollment
84
Registry id
NCT01943305

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.