| Not Yet Recruiting | Combination of High and Low-Dose Radiotherapy With Immune Therapy and TKI in Advanced Colorectal Cancer: A Pha NCT07467590 | Daping Hospital and the Research Institute of Surgery of the Third Military Medical University | Phase 2 |
| Not Yet Recruiting | Study of the Serotype and Genotype of BK Virus in Kidney Transplant Recipients and Their Donors to Identify In NCT07347769 | University Hospital, Grenoble | — |
| Active Not Recruiting | The Role of Acetazolamide in Mitigating Inflammation and Innate Immune Activation at High Altitude NCT07517068 | University of California, Riverside | EARLY_Phase 1 |
| Completed | LC-Plasma on Immune Response and Reducing Symptoms of Upper Respiratory Infectious Diseases NCT06837961 | RDC Clinical Pty Ltd | Phase 3 |
| Not Yet Recruiting | Study of the Cellular Response Induced After Vaccination Against the Hepatitis B Virus NCT06876467 | Assistance Publique - Hôpitaux de Paris | — |
| Active Not Recruiting | Evaluation of Physical Capacity and Energy Requirements in Patients With Hypoxemic Acute Respiratory Failure NCT07178483 | Hospital Universitari de Bellvitge | — |
| Terminated | Fungal Fiber for Gut Health NCT06404749 | Future Biome SA | N/A |
| Completed | Effects of Peanuts on Immunity and Cardiometabolic Risk Factors NCT06159556 | Loma Linda University | N/A |
| Completed | Agaricus Bisporus and Influenza Vaccination Response NCT06041867 | Maastricht University Medical Center | N/A |
| Unknown | Study to Evaluate the Ability of Sublingual MV130 to Induce the Expression of Trained Immunity in Peripheral B NCT05208060 | Inmunotek S.L. | Phase 1 / Phase 2 |
| Completed | Walnut and Immunity Study NCT05915390 | Loma Linda University | N/A |
| Unknown | Inflammatory and Anti-Inflammatory Gene Expressions in Liver Transplant Patients NCT05852964 | Inonu University | — |
| Recruiting | Clinical Study on Intraluminal Injection of FOLactis NCT06512896 | The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School | N/A |
| Unknown | KLH Challenge to Explore the Human Immune Response NCT05876195 | University of Oxford | N/A |
| Completed | Effect of Blueberries on Immunity NCT05534893 | Loma Linda University | N/A |
| Completed | Immunogenicity and Safety of Concomitant Administration of Bivalent COVID-19 Vaccines With Influenza Vaccines NCT05970887 | Catholic Kwandong University | Phase 4 |
| Completed | Plant Stanol Esters and Influenza Vaccination NCT05706350 | Maastricht University Medical Center | N/A |
| Unknown | Snack Foods and Their Impact on the Immune Response Following Influenza Vaccination NCT05515263 | King's College London | N/A |
| Completed | Childhood Adversity, Inflammatory Reactivity and Persistent Pain NCT06127693 | University of Cape Town | — |
| Completed | Evaluation of the Effect of a Soluble Fiber Consumption on Immunity Response NCT05313451 | CEN Biotech | N/A |
| Unknown | The Role of Immune Semaphorins in Steatotic Liver Disease and Sepsis NCT06021743 | University Hospital for Infectious Diseases, Croatia | — |
| Completed | Surveillance of Vaccine-induced Immunity Against Ebola in Previously Vaccinated Health Care Workers NCT05313139 | Institute of Tropical Medicine, Belgium | — |
| Completed | Effect of Almonds on Immune Strength and Response to Flu Vaccination in Overweight Older Men and Postmenopausa NCT05031663 | Loma Linda University | N/A |
| Completed | Effect of a Fermented Soy Product on Cognition, Immune Status and Vaccine NCT04866576 | Loma Linda University | N/A |
| Completed | Comparative Analysis of Anti-COVID-19 (Severe Acute Respiratory Syndrome) Humoral and Memory T Cell Responses NCT04916847 | Assistance Publique - Hôpitaux de Paris | — |
| Completed | Spike-specific Cellular Immune Response After COVID-19 Vaccination NCT05102669 | IRCCS San Raffaele Roma | — |
| Completed | LIFEHOUSE: Description of the Tent Bucket -Immune Support NCT04734288 | Metagenics, Inc. | N/A |
| Unknown | Saxon SARS-CoV-2 Infection and Vaccination Study in Dialysis Patients, Solid Organ Recipients and Staff NCT04799808 | Technische Universität Dresden | — |
| Unknown | Aerobic Versus Anaerobic Exercise on Immune Functions and Disease Severity in Patients With COVID-19 NCT05000008 | Istanbul Gelisim University | N/A |
| Completed | Staphylococcal Toxins in Atopic Dermatitis and Eczema Herpeticum NCT04274348 | Poitiers University Hospital | N/A |
| Completed | The Role of Immune Semaphorins in NAFLD NCT04573543 | University Hospital for Infectious Diseases, Croatia | — |
| Completed | Different Susceptibility to SARS CoV-2 Infection Among Health Care Workers Highly Exposed to COVID-19. NCT04402827 | Asociacion para el Estudio de las Enfermedades Infecciosas | — |
| Unknown | Humoral Immunity Against SARS-CoV-2 in Liver Transplanted Patients After COVID-19 in Comparison With Immunocom NCT04410471 | Magdalena Salcedo | — |
| Unknown | Laser Immunotherapy With and Without Topical Anti-PD1 in Basal Cell Carcinomas NCT04570683 | Bispebjerg Hospital | EARLY_Phase 1 |
| Completed | Evaluation of the Effect of a Combination of Plant Extracts (BSL_EP027) on the Incidence of Respiratory Infect NCT04386408 | Biosearch S.A. | Phase 1 |
| Completed | Immunologic Response to FluMist vs. Flucelvax NCT03982069 | Richard Zimmerman MD | Phase 4 |
| Recruiting | Post-Vaccination Biological Collection NCT03875703 | Assistance Publique - Hôpitaux de Paris | — |
| Completed | Effect of a Combination of Plant Extracts (BSL_EP024) on the Immune Response NCT04029558 | Biosearch S.A. | N/A |
| Completed | Immunologic Response to Influenza Vaccination in Children and Adolescents NCT03614975 | Richard Zimmerman MD | Phase 4 |
| Unknown | Evaluation of Metabolic Predictors of Influenza Vaccine Immune Response in the Singapore Elderly Population - NCT03399357 | Tan Tock Seng Hospital | — |
| Withdrawn | Immunological Response After Ablative Therapy in the Liver NCT03040453 | Karolinska Institutet | N/A |
| Completed | Immune Durability After VSV-EBOV Vaccination NCT02933931 | University Hospital, Geneva | — |
| Completed | Open-Label Influenza Vaccine Evaluation NCT02872311 | Marshfield Clinic Research Foundation | N/A |
| Completed | Impact of Electronic Cigarettes on Perinatal Immune Responsiveness and Birth Outcomes NCT02553577 | Kristin Ashford | — |
| Completed | Effects of Lactobacillus Coryniformis CECT5711 on Immune Response to Influenza Vaccination in Adults Over 65. NCT03167593 | Biosearch S.A. | Phase 2 |
| Completed | A Study of the Interaction Between BCG And MenC Immunisation: BAM NCT02002156 | University of Oxford | Phase 4 |
| Completed | Community Acquired Pneumonia: Outcome, Quality of Life and Immune Status NCT02141009 | St. Antonius Hospital | Phase 4 |
| Unknown | Immune Response Analysis to Influenza Vaccine in Elderly Aged Over 65 Years NCT01289535 | Hospices Civils de Lyon | Phase 4 |
| Unknown | Immune Response of Visceral Leishmaniasis PatientsTreated With Antimonial Plus N-Acetylcysteine NCT01138956 | Hospital Universitário Professor Edgard Santos | N/A |
| Completed | Seroprevalence of Hepatitis B and Immune Response to Hepatitis B Vaccination in Chinese College Students NCT01861613 | Hui Zhuang | Phase 4 |
| Unknown | Interactions of Enteric Infections and Malnutrition and the Consequences for Child Health and Development NCT02441426 | Foundation for the National Institutes of Health | — |
| Completed | Immune Responses Induced by Different Licensed Influenza Vaccines NCT00902278 | University of Massachusetts, Worcester | N/A |
| Completed | Determining the Amount of Time Needed for Nelfinavir to Boost the Immune System in Adults NCT00346619 | Mayo Clinic | Phase 1 |
| Completed | The Immune Function Intervention Trial NCT00548990 | National Institute on Aging (NIA) | N/A |