MPXV Viral Clearance, Transmission Dynamics, and Vaccine Effectiveness Study in Guinea
Summary
NIH's ClinicalTrials.gov registered an observational study (NCT07534267) in Guinea, West Africa examining Monkeypox virus (MPXV) elimination kinetics from infected individuals, transmission dynamics between cases and contacts, and effectiveness of the MVA-BN vaccine against MPXV infection and Mpox disease. The study has three components: MOVIE-West Africa, TRACE-West Africa, and VE-West Africa.
What changed
NIH registered an observational clinical study on ClinicalTrials.gov focused on understanding Monkeypox virus dynamics in Guinea. The study has three objectives: examining MPXV elimination kinetics from human bodies (MOVIE-West Africa), determining transmission dynamics between cases and contacts (TRACE-West Africa), and evaluating MVA-BN vaccine effectiveness against MPXV infection and disease (VE-West Africa). The study is registered as observational with no stated completion date. This is a research registration with no compliance obligations or regulatory requirements for external parties.
Implications for affected parties are limited to the research community. Healthcare providers and public health authorities may reference future study findings for clinical decision-making, but this registration alone creates no new obligations or reporting requirements. The study's findings could inform public health strategies in outbreak regions but only after publication.
What to do next
- Monitor for updates on study findings
Archived snapshot
Apr 16, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
Understanding MPXV Viral Clearance, Transmission Dynamics, and Mpox Vaccine Effectiveness in West Africa : Guinea
Observational NCT07534267 Kind: OBSERVATIONAL Apr 16, 2026
Abstract
This study has three primary objectives to address the public health challenges of the Mpox outbreak in Guinea, West Africa. Objective 1 (MOVIE-West Africa) focuses on understanding the kinetics of Monkeypox virus (MPXV) elimination from the human body in Mpox cases. Objective 2 (TRACE-West Africa) aims to determine the MPXV transmission dynamics between Mpox cases and their contacts. Objective 3 (VE-West Africa) examines the vaccine effectiveness of the MVA-BN vaccine in protection against MPXV infection and Mpox disease.
Conditions: Mpox (Monkeypox), Monkeypox
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