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ClinicalTrials.gov public records Last synced Oct 17, 2026, 9:17 PM EDT

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Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: 426c.Mod.Core-C4b Clear all
Recruiting Phase 1 Interventional Accepts healthy volunteers

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

NCT06796686
View directory record Official record
Conditions
HIV
Interventions
426c.Mod.Core-C4b, HxB2.WT.Core-C4b, 3M-052-AF adjuvant, Aluminum hydroxide suspension (Alum) adjuvant, Diluent
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
6
States / cities
San Francisco, California • Atlanta, Georgia • Decatur, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2025 · Synced Oct 17, 2026, 9:17 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Trial to Evaluate the Safety and Immunogenicity of Priming Regimens of 426c.Mod.Core-C4b and Optional Boost Regimen With HIV Trimer BG505 SOSIP.GT1.1 gp140, Both Adjuvanted With 3M-052-AF + Alum in Healthy, Adult Participants Without HIV

NCT05471076
View directory record Official record
Conditions
HIV-1-infection
Interventions
426c.Mod.Core-C4b 30 mcg, 426c.Mod.Core-C4b 100 mcg, 426c.Mod.Core-C4b 300 mcg, Placebo, BG505
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
6
States / cities
Birmingham, Alabama • San Francisco, California • Atlanta, Georgia + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Oct 17, 2026, 9:17 PM EDT
Active, not recruiting Phase 1 Interventional

The Study of Immunization in People Living With HIV Undergoing an ATI for Elicitation of VRC01-lineage Antibodies

NCT06006546
View directory record Official record
Conditions
Chronic HIV Infection
Interventions
426c.Mod.Core-C4b, Adjuvant 3M-052-AF+Alum
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
8
States / cities
Birmingham, Alabama • Atlanta, Georgia • Decatur, Georgia + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Oct 17, 2026, 9:17 PM EDT