Clinical trials: COVID-19; Immunity
COVID-19 Vaccines
Randomized, Single-blinded, Multicenter Trial Comparing the Immune Response to a 2nd Booster Dose of COVID-19 mRNA Vaccine (Pfizer-BioNTech) or Sanofi /GSK B.1.351 Adjuvanted Vaccine in Adults
The effectiveness of COVID-19 vaccines in reducing the risk of severe COVID-19 is currently demonstrated. In France, since the beginning of the vaccination campaign, 54,266,859 people have received at least one injection (ie.
- Trial name
- COVIBOOSTAnci1 (NCT05405283)
- Testing
- 2nd booster with Comirnaty® (Pfizer-BioNTech), CoV2 preS dTM adjuvanted vaccine (B.1.351), Sanofi/GSK
- Where
- France
- Volunteers
- 189 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
COVID-19, Microbial Colonization
Role of the Oral Microbiome & Mucosal Immunity in COVID-19 Disease
Determining whether in the mouth there are differences between the participant groups in the nature and activity of mucosal innate immunity, in immune responses to SARS-COV2 antigens, or in the oral microbiome
- Conditions
- COVID-19, Microbial Colonization, Oral Disease, Periodontal Diseases
- Trial name
- MIMSA (NCT05212766)
- Testing
- COVID infection, COVID vaccination, Oral examination
- Where
- United Kingdom
- Volunteers
- 750 people, healthy volunteers welcome
- Sponsor
- King's College London
Kidney Transplant Infection, SARS-CoV Infection
Severe Acute Respiratory Syndrome Corona Virus 2 (SARS-CoV-2) Immune Kidney Transplant Study (COVID-19)
None of the vaccines approved, or in clinical trials, have so far been tested on transplanted patients. If they produce an immune response to the Spike protein of SARS-CoV-2 it is unknown how long the protective immunity will…
- Trial name
- SCV-KTx-imm (NCT04747522)
- Testing
- SARS-CoV-2 vaccine
- Where
- Norway
- Volunteers
- 200 people
- Sponsor
- Oslo University Hospital
Covid19, SARS-CoV Infection
RECOVAC - Long Term Efficacy and Safety of COVID-19 (SARS-CoV-2) Vaccination in Kidney Disease Patients
Rationale: COVID-19 is associated with severely increased morbidity and mortality in patients with chronic kidney disease stage G4-G5 and patients on dialysis or after kidney transplantation.
- Conditions
- Covid19, SARS-CoV Infection, Chronic Kidney Diseases
- Trial name
- LESS CoV-2 (NCT04841785)
- Testing
- mailer-based finger-prick
- Where
- Netherlands
- Volunteers
- 4,868 people
- Sponsor
- University Medical Center Groningen
SARS-CoV2 Infection
Coronavirus Pediatric Serological Study
The Coronavirus Pediatric Serological Study's aim is to provide a better insight of children's immune response after SARS-CoV-2 infection.
- Trial name
- CoPSS (NCT05128435)
- Testing
- Blood sample
- Where
- Belgium
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Saint Pierre
COVID-19 Vaccine, Cancer
Host Immune Response to Novel RNA COVID-19 Vaccination
To determine the antibody response level in patients with cancer to the COVID-19 vaccination.
- Trial name
- NCT04784689
- Testing
- COVID-19 Vaccine
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- The University of Texas Health Science Center at San Antonio
COVID-19, Virus Diseases
Bacillus Calmette-guérin Vaccination to Prevent COVID-19
Based on findings of the interim analysis of the ACTIVATE study showing 53% decrease of the incidence of all new infections with BCG vaccination, a new trial is designed aiming to validate if BCG can protect against COVID-19…
- Conditions
- COVID-19, Virus Diseases, Corona Virus Infection, Coronary Heart Disease
- Trial name
- ACTIVATEII (NCT04414267)
- Testing
- BCG vaccine
- Where
- 15 sites in Greece
- Volunteers
- 301 people, healthy volunteers welcome
- Sponsor
- Hellenic Institute for the Study of Sepsis
COVID-19 Infection
Immunity Against SARS-CoV2 in Children and Their Parents / COVID-19
The purpose of this study is to provide data on the proportion of seroconverted children and their immune status. It will also provide insight into the number of children currently infected at each time point including healthy…
- Trial name
- PED-COVID (NCT04355533)
- Testing
- serology test, nasopharyngeal swab, rectal swab
- Where
- France
- Volunteers
- 1,056 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Covid19, SARS-CoV Infection
COVID-19 in Polish Ice Swimmers.
Ice swimming is an increasingly common phenomenon in Poland. It has been confirmed that it has a beneficial effect on health by increasing the natural non-specific immunity to infections.
- Conditions
- Covid19, SARS-CoV Infection, Resistance, Disease, Hypothermia
- Trial name
- ICE (NCT04817280)
- Testing
- Ice Swimming
- Where
- 3 sites in Poland
- Volunteers
- 2,534 people, healthy volunteers welcome
- Sponsor
- Wroclaw Medical University
Multiple Sclerosis, Autoimmune Blistering Disease
Evaluating the Immune Response to COVID19 Vaccination in Immunodeficient Patients
The purpose of this study is to understand the immune response to coronavirus disease-19 (COVID-19) vaccination in patients on B-cell depleting therapies (BCDT) over time, which in the future may help to inform clinical decision…
- Conditions
- Multiple Sclerosis, Autoimmune Blistering Disease, B-Cell Deficiency
- Trial name
- NCT05286242
- Testing
- COVID19 vaccine
- Where
- United States
- Volunteers
- 196 people, healthy volunteers welcome
- Sponsor
- Yale University
Long COVID
Examining the Function of Cs4 on Post-COVID-19 Disorders
Cordyceps is a medicinal Chinese medicine. The benefits of cordyceps-related therapeutic action have been studied due to its anti-inflammation and immunomodulation features.
- Trial name
- NCT06054438
- Testing
- Chinese medicine nutritional supplement Cs4
- Where
- China
- Volunteers
- 110 people
- Sponsor
- The University of Hong Kong
Cancer, Elderly
COVID-19-Study of Immune Responses Following Vaccination Against SARS-CoV-2
T-cell adaptive immunity is known to be required to sustain a long term immunoglobulin production and a long term memory against several infections.
- Conditions
- Cancer, Elderly, Healthy Aging
- Trial name
- CACOV-VAC (NCT04836793)
- Testing
- Additional biological samples
- Where
- France
- Volunteers
- 300 people
- Sponsor
- Centre Hospitalier Universitaire de Besancon
Pregnancy Complications, Covid19
Vitamin D Supplementarion in Pregnant Women at Risk and COVID-19
Vitamin D defiency during pregnancy is a major public health problem worldwide; In Spain, the average intake of vitamin D is lower than recommendations in an elevated percentage of the population, ranging from 50 to 95%…
- Trial name
- D-WOMAN (NCT04825093)
- Testing
- Vitamin D supplementation in pregnant women
- Where
- Spain
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Universidad de Granada
Immune Response
Comparative Analysis of Anti-COVID-19 (Severe Acute Respiratory Syndrome) Humoral and Memory T Cell Responses in Children With Various Degrees of Immunosuppression:
Adaptive immune responses are essential for clearing viral infections and retention of virus specific memory populations is required for long-term immunity.
- Trial name
- PEDIMMCO (NCT04916847)
- Testing
- blood collection
- Where
- France
- Volunteers
- 205 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Respiratory Tract Infections (RTI), Mucosal Immunity
To Evaluate Mucosal and Systematic Immune Response to Acute Respiratory Tract Infections of South African Children
The goal of this observational study is to answer a few questions about respiratory tract infections in South African children: 1.
- Trial name
- Muco-Kids (NCT06902194)
- Where
- 2 sites in South Africa
- Volunteers
- 250 people
- Sponsor
- Desmond Tutu TB Centre
COVID-19
Immune Response of Asymptomatic EHPAD Employees Infected With COVID-19
The investigators performed in April 2020, a screening campaign of asymptomatic staff working in elderly nursing homes in Paris France (EHPAD), where the virus had been circulating actively in March and April 2020.
- Trial name
- SERASYMPTO (NCT05128656)
- Testing
- serology
- Where
- France
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Covid 19 Infection
Effect of Respiratory Versus Aerobic Training on Respiratory and Immunity Efficiency in Recovered COVID- 19 Patients
This study will be conducted on eighty patients of both sexes with age ranging from 35 to 45years. The will be recovered from COVID-19 infection with chest symptoms. They will be selected from Nasr city police authority hospital.
- Trial name
- NCT04613050
- Testing
- Respiratory Training, Aerobic training
- Where
- Egypt
- Volunteers
- 80 people
- Sponsor
- Cairo University
COVID-19
A COVID-19 Symptom, Exposure and Immune Response Registry
This is a 6-month, 100% remote study that will collect a broad range of data that may provide insight into the COVID-19 global pandemic.
- Trial name
- NCT04348942
- Where
- United States
- Volunteers
- 804 people, healthy volunteers welcome
- Sponsor
- ObvioHealth
COVID-19
Understanding the Determinants of Mucosal Immunity and Optimizing the Diagnosis of Infection With SARS-CoV-2 Variants
One of the current health challenges in the face of the COVID-19 pandemic that started in Wuhan in 2019, and still responsible for successive waves, is to better understand and diagnose the infection.
- Trial name
- COVARIANT (NCT05858502)
- Testing
- Blood sample collection, Saliva sample collection, Nasopharyngeal and nasal sample collection
- Where
- France
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Institut Pasteur
Multiple Sclerosis
A Study to Assess COVID-19 Vaccination Immune Response in Multiple Sclerosis Patients Treated With Ofatumumab
This was a non-interventional, retrospective, observational cohort study involving the abstraction and review of pertinent data from medical records by participating physicians, who completed a customized electronic case report…
- Trial name
- NCT06460324
- Where
- United States
- Volunteers
- 38 people
- Sponsor
- Novartis Pharmaceuticals