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Showing 1–24 of 197 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: T-Cell Immune Deficiency Diseases Clear all
Terminated Phase 1 Interventional

Safety Study of TXA127 to Elevate CD4+ T-Lymphocyte Counts in HIV-Infected Patients on Stable HAART Therapy

NCT00757250
View directory record Official record
Conditions
HIV Infections
Interventions
Angiotensin 1-7
Drug
Lead sponsor
US Biotest, Inc.
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
3
States / cities
Los Angeles, California • San Diego, California • Torrance, California
Source: ClinicalTrials.gov public record
Updated Feb 28, 2012 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Safety Study of a Dual Anti-HIV Gene Transfer Construct to Treat HIV-1 Infection

NCT01734850
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
Busulfan, Cal-1 modified HSPC, Cal-1 modified CD4+ T lymphocytes
Drug · Biological
Lead sponsor
Calimmune, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
Los Angeles, California • San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2020 · Synced Sep 24, 2026, 7:55 PM EDT
Recruiting Phase 2 Interventional

Virus Specific Cytotoxic T-Lymphocytes (CTLs) for Refractory Cytomegalovirus (CMV)

NCT03266640
View directory record Official record
Conditions
Cytomegalovirus Infections, Primary Immune Deficiency Disorder
Interventions
viral specific cytotoxic t-lymphocytes
Drug
Lead sponsor
New York Medical College
Other
Eligibility
1 Month to 79 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
9
States / cities
Los Angeles, California • San Francisco, California • Indianapolis, Indiana + 6 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2025 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Phase 1 Interventional

Safety and Immunogenicity of an HIV Vaccine in Normal Adult Volunteers

NCT00083330
View directory record Official record
Conditions
Healthy, HIV Infections
Interventions
VRC-HIVADV014-00-VP
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 44 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Phase 1 Interventional

Safety and Effectiveness of Immunotherapy With Autologous HIV-Specific CD8 Cells in HIV Infected Adults

NCT00110578
View directory record Official record
Conditions
HIV Infections
Interventions
Adoptive transfer of HIV-specific CD8+ T cells, Aldesleukin
Procedure · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2005
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 7, 2008 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Phase 1 Interventional Results available

Study to Evaluate Effects of Vorinostat and HXTC on Persistent HIV-1 Infection in HIV-Infected Subjects Started on Antiretroviral Therapy (ART)

NCT03212989
View directory record Official record
Conditions
HIV-1 Infection
Interventions
Vorinostat, HXTC
Drug · Biological
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 64 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 11, 2023 · Synced Sep 24, 2026, 7:55 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Studies of HIV-1 Infection in Newly Infected Individuals in Southern Africa

NCT00006298
View directory record Official record
Conditions
HIV Infections, HIV Seronegativity
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 24, 2008 · Synced Sep 24, 2026, 7:55 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Immune Responses to HIV in Blood Cells in HIV-Infected and HIV-Uninfected Volunteers

NCT00027482
View directory record Official record
Conditions
Healthy, HIV Infection
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Not applicable Interventional

A Double-Blind Placebo Controlled Study To Determine the Optimal Immunopharmacological Dose Level of Isoprinosine in Immunodepressed Volunteers

NCT00002059
View directory record Official record
Conditions
HIV Infections
Interventions
Inosine pranobex
Drug
Lead sponsor
Newport Pharmaceuticals International
Industry
Eligibility
18 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Laguna Hills, California
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 24, 2026, 7:55 PM EDT
Terminated Not applicable Interventional

Cell-Based Approaches For Modeling and Treating Ataxia-Telangiectasia

NCT02246491
View directory record Official record
Conditions
Ataxia-Telangiectasia (A-T)
Interventions
A-T iPS cell line, Carrier patients iPS cell line
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
3 Years to 100 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 18, 2019 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Phase 2 Interventional

Growth Hormone to Increase Immune Function in People With HIV

NCT00071240
View directory record Official record
Conditions
HIV Infections
Interventions
Somatropin (recombinant human growth hormone)
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 16, 2009 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Phase 1 Interventional

Phase I Protocol for the Evaluation of the Safety and Immunogenicity of Vaccination With Synthetic HIV Envelope Peptides in Patients With Early Human Immunodeficiency Virus Infection

NCT00001386
View directory record Official record
Conditions
Acquired Immunodeficiency Syndrome, HIV Infection
Interventions
PCLUS 3-18 MN, PCLUS 6.1 MN
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Not listed
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1994 – 2002
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 24, 2026, 7:55 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

COVID-19 Vaccine Responses in PIDD Subjects

NCT05321407
View directory record Official record
Conditions
X-linked Agammaglobulinemia, XLA, Primary Immune Deficiency, CVID, Common Variable Immunodeficiency, Primary Antibody Deficiencies, Secondary Hypogammaglobulinemia
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
6 Months and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
3
States / cities
St. Petersburg, Florida • Chapel Hill, North Carolina • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 2, 2025 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Not applicable Interventional Results available

Preservation and Expansion of T-cell Subsets Following HAART De-intensification to Atazanavir/Ritonavir (ATV/r)

NCT00491556
View directory record Official record
Conditions
HIV Infections
Interventions
Early Initiation of Highly Active Anti-Retroviral Therapy, Standard Care
Procedure
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 24 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
22
States / cities
Los Angeles, California • San Francisco, California • Aurora, Colorado + 14 more
Source: ClinicalTrials.gov public record
Updated Mar 28, 2017 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Not applicable Interventional

Effect of an Enfuvirtide-based Anti-HIV Drug Regimen on Latent HIV Reservoirs in Treatment Naive Adults

NCT00051831
View directory record Official record
Conditions
HIV Infections
Interventions
Emtricitabine, Enfuvirtide, Ritonavir, Saquinavir, Tenofovir disoproxil fumarate
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
6
States / cities
Aurora, Colorado • Boston, Massachusetts • St Louis, Missouri + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2021 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Not applicable Interventional

Effectiveness of Interleukin-2 (IL-2) Plus Anti-HIV Therapy in HIV-Positive Patients

NCT00001131
View directory record Official record
Conditions
HIV Infections
Interventions
Aldesleukin, HAART
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 14, 2015 · Synced Sep 24, 2026, 7:55 PM EDT
Recruiting Phase 1 Interventional

Testing the Addition of an Anti-cancer Drug, Lenalidomide, to the Usual Combination Chemotherapy Treatment ("EPOCH") for Adult T-Cell Leukemia-Lymphoma (ATLL)

NCT04301076
View directory record Official record
Conditions
Acute Adult T-Cell Leukemia/Lymphoma, Adult T-Cell Leukemia/Lymphoma, Chronic Adult T-Cell Leukemia/Lymphoma, HTLV-1 Infection
Interventions
Biospecimen Collection, Bone Marrow Biopsy, Computed Tomography, Cyclophosphamide, Doxorubicin Hydrochloride, Echocardiography Test, Etoposide, Lenalidomide, Multigated Acquisition Scan, Positron Emission Tomography, Prednisone, Vincristine Sulfate
Procedure · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
19
States / cities
Atlanta, Georgia • City of Saint Peters, Missouri • Creve Coeur, Missouri + 11 more
Source: ClinicalTrials.gov public record
Updated Sep 22, 2026 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Phase 4 Interventional Results available

Maraviroc as an Immunomodulatory Drug for Antiretroviral-treated HIV Infected Patients Exhibiting Immunologic Failure

NCT00735072
View directory record Official record
Conditions
HIV Infection
Interventions
Placebo, Maraviroc
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
4
States / cities
San Francisco, California • Stanford, California • Chicago, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 16, 2020 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Candidate HIV Vaccine

NCT00089531
View directory record Official record
Conditions
HIV Infections
Interventions
VRC-HIVDNA016-00-VP
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 44 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Safety and Immunogenicity Trial of HIV-1 gp120 C4-V3 Hybrid Polyvalent Peptide Immunogen Mixed in Mineral Oil Containing Mannose Mono-Oleate (IFA)

NCT00000886
View directory record Official record
Conditions
HIV Infections
Interventions
HIV-1 C4-V3 Polyvalent Peptide Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 1999
U.S. locations
3
States / cities
Rochester, New York • Nashville, Tennessee • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Safety and Immune Response Study of the Vaccine ALVAC vCP1452 Alone or in Combination With AIDSVAX B/B

NCT00007332
View directory record Official record
Conditions
HIV Infections
Interventions
ALVAC(2)120(B,MN)GNP (vCP1452), MN rgp120/HIV-1 and GNE8 rgp120/HIV-1
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
330 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2003
U.S. locations
17
States / cities
Birmingham, Alabama • San Francisco, California • Baltimore, Maryland + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2021 · Synced Sep 24, 2026, 7:55 PM EDT
Completed No phase listed Observational

Dual Algorithm Post Market Clinical Study

NCT03146013
View directory record Official record
Conditions
HTLV-I Infections, HTLV-II Infections, Human T-lymphotropic Virus 1, Human T-lymphotropic Virus 2, HTLV I Associated T Cell Leukemia Lymphoma, HTLV I Associated Myelopathies
Interventions
MP Diagnostics HTLV Blot 2.4
Diagnostic Test
Lead sponsor
MP Biomedicals, LLC
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 11, 2017 · Synced Sep 24, 2026, 7:55 PM EDT
Completed Phase 1 Interventional

A Multicenter Dose Ranging Clinical Trial of 2',3'-Dideoxycytidine in the Treatment of Patients With AIDS and Advanced ARC.

NCT00000704
View directory record Official record
Conditions
HIV Infections
Interventions
Zalcitabine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1990
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Nov 2, 2021 · Synced Sep 24, 2026, 7:55 PM EDT
Recruiting Phase 1Phase 2 Interventional

Phase 1/2: CD45RA Depleted Stem Cell Addback to Prevent Viral or Fungal Infections Post TCRab/CD19 Depleted HSCT

NCT06839456
View directory record Official record
Conditions
Leukemia, High Risk Acute Lymphoblastic Leukemia, High Risk Acute Myeloid Leukemia, Relapse Leukemia, MDS (Myelodysplastic Syndrome), Relapsed Non-Hodgkin Lymphoma, Acquired Aplastic Anemia, Inherited BMF Syndrome, Immunodeficiency, Primary Immune Regulatory Disorder, Hemoglobinopathies, Bone Marrow Failure, Inborn Errors of Metabolism, HLH
Interventions
Phase 1 Dose Level 1, Phase 1 Dose Level 2, Phase 1 Dose Level 3, Phase 2 Maximum Tolerated Dose determined in Phase 1, Phase 2 Established Dose from prior study, NCT03810196
Device
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
1 Month to 25 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Sep 24, 2026, 7:55 PM EDT