| Immune Response to SARS-CoV-2/COVID-19 Vaccination in Sarcoidosis (NCT05089565) | Northwestern University | 2021-12-01 |
| RECOVAC Repeated Vaccination Study (NCT05030974) | University Medical Center Groningen | 2021-10-21 |
| Immune Response to Third Dose of COVID-19 Vaccine in Solid Organ Transplant (NCT05124509) | Pontificia Universidad Catolica de Chile | 2021-10-06 |
| Impact of Immunosuppression Adjustment on COVID-19 Vaccination Response in Kidney Transplant Recipients (NCT05060991) | University of California, Davis | 2021-09-24 |
| Immune Response to the COVID-19 Vaccine (NCT04936997) | University of Arizona | 2021-06-07 |
| Iron and COVID-19 Vaccine Response (NCT04915820) | Jomo Kenyatta University of Agriculture and Technology | 2021-05-29 |
| Iron and Vaccine Response (NCT04912661) | Swiss Federal Institute of Technology | 2021-05-29 |
| Third Dose of Moderna COVID-19 Vaccine in Transplant Recipients (NCT04885907) | University Health Network, Toronto | 2021-05-25 |
| Immunogenicity of Covid-19 Vaccination for Patients With Hematological Malignancies (NCT04878822) | Ospedale di Circolo - Fondazione Macchi | 2021-04-13 |
| Efficacy and Safety of the Anti- COVID-19 Vaccin in Clinical Hematology Patients (NCT04852796) | Centre Hospitalier de Cornouaille | 2021-04-01 |
| Vaccine Observation to Include All Communities for Equitable Science (NCT04770649) | Persephone Biosciences | 2021-04-01 |
| COVID-19 Vaccine Efficacy in Patients With Malignant Pathologies (NCT04776005) | Assistance Publique - Hôpitaux de Paris | 2021-01-22 |
| Vaccination Against COVID-19 in Chronic Kidney Disease (NCT04743947) | Heinrich-Heine University, Duesseldorf | 2020-12-21 |
| Immune Response to Seasonal Influenza Vaccination in Multiple Sclerosis Patients Receiving Cladribine (NCT05019248) | Heinrich-Heine University, Duesseldorf | 2020-09-01 |
| Heplisav-B Revaccination for Hepatitis B Vaccine Nonresponders (NCT05791851) | University of Maryland, Baltimore | 2019-10-23 |
| Vaccination Efficacy With Metformin in Older Adults (NCT03996538) | UConn Health | 2019-06-05 |
| Impact of Metformin on Immunity (NCT03713801) | The University of Texas Health Science Center at San Antonio | 2019-01-14 |
| Pregnancy, Arsenic and Immune Response (NCT03930017) | Johns Hopkins Bloomberg School of Public Health | 2018-10-14 |
| Antibodies in Repeated Influenza Vaccination (ARIVA) Study (NCT04059991) | University Hospital, Basel, Switzerland | 2017-11-01 |
| The Effects of Increased Inoculum on Oral Rotavirus Vaccine Take and Immunogenicity (NCT02992197) | University of Vermont | 2017-06-12 |
| Study of Environmental Enteropathy and Malnutrition in Pakistan (NCT03588013) | Aga Khan University | 2016-03-01 |
| Immunogenicity of Co-administered Yellow Fever and Measles, Mumps, and Rubella (MMR) Vaccines (NCT03368495) | Alba Maria Ropero | 2015-11-23 |
| Immune-Related Trafficking and Signaling in Human Skin Associated With Low-Power, Infrared Laser Treatment (NCT02453113) | University of California, Irvine | 2015-06-01 |
| Role of Interferon-λ and Vaccine Response (NCT03467074) | University Hospital, Basel, Switzerland | 2014-09-01 |
| Three Doses of Hepatitis A Vaccine in Patients With Immunomodulating Drugs (NCT01446978) | Sormland County Council, Sweden | 2011-09-01 |
| Vaccine Hyporesponse in Healthy Elderly Participants (MK-0000-131 AM2) (NCT01119703) | Merck Sharp & Dohme LLC | 2010-07-01 |