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Study identifier: NCT06796686 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

Clinical Trial to Evaluate the Safety and Immunogenicity of a Priming Regimen of 426c.Mod.Core-C4b Followed by HxB2.WT.Core-C4b Boosts, Both Adjuvanted With 3M-052 AF + Alum, in Adult Participants Without HIV and in Overall Good Health

Condition: HIV  ·  Sponsor: National Institute of Allergy and Infectious Diseases (NIAID)

PhasePhase 1
Planned participants42
Who can joinAll sexes, 18 Years to 55 Years
Healthy volunteersYes

About this study

This is a partially randomized, open-label phase 1 study to evaluate the safety and immunogenicity of a priming regimen of 426c.Mod.Core-C4b adjuvanted with 3M-052 AF + Alum followed by boosts with HxB2.WT.Core-C4b adjuvanted with 3M-052 AF + Alum. The primary hypothesis is that the boosting with HxB2.WT.Core-C4b adjuvanted with 3M-052 AF + Alum will further mature broadly neutralizing antibody (bnAb)-precursor B-cell lineages elicited by 426c.Mod.Core-C4b adjuvanted with 3M-052 AF + Alum. 426c.Mod.Core-C4b adjuvanted with 3M-052 AF + Alum has been tested in HVTN 301 previously, whereas the HxB2.WT.Core-C4b will be first-in-human (FIH).

This description comes directly from the study's public registry record.

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Contact details are listed per location below or on the registry record.

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Locations (6)

Bridge HIV, San Francisco Department of Public HealthSan Francisco, California, United StatesNot Yet Recruiting
Ponce de Leon Center CRSAtlanta, Georgia, United StatesNot Yet Recruiting
The Hope Clinic of the Emory Vaccine Research Center; Emory UniversityDecatur, Georgia, United StatesRecruiting
Brigham and Women's Hospital Vaccine CRS (BWH VCRS)Boston, Massachusetts, United StatesRecruiting
Columbia Physicians & SurgeonsNew York, New York, United StatesNot Yet Recruiting
NY Blood Center CRSNew York, New York, United StatesWithdrawn

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Source record: clinicaltrials.gov/study/NCT06796686