Clinical trials: Seroprevalence
Cancer
Study of the Specific Seroprevalence of SARS-CoV-2 in a Sample of Patients and Salaried Staff From a French Anti-cancer Center at the End of the Containment Period of the SARS-CoV-2 Pandemic
Since March 2020, France has been confronted with the SARS-COV-2 pandemic. Analysis of the data of its spread would indicate that close contact between individuals is necessary and containment would be the best way to contain…
- Trial name
- canSEROcov (NCT04517097)
- Testing
- blood sample
- Where
- France
- Volunteers
- 1,680 people
- Sponsor
- Centre Georges Francois Leclerc
SARS-CoV-2
Seroprevalence of Coronavirus Disease 2019 (COVID-19) Antibodies in a Vulnerable Neighbourhood, Buenos Aries Argentina
Background The study aimed to establish the seroprevalence of SARS-COV-2 in an Argentinian slum three months after the first case was reported.
- Trial name
- NCT04472078
- Testing
- Serological Assay or IgG for SARS-CoV-2
- Where
- Argentina
- Volunteers
- 873 people
- Sponsor
- Hospital Italiano de Buenos Aires
Chronic Hepatitis c, Vasculitis
Study to Determine the Hepatitis C Virus Infection Prevalence Among Patients Attended Primarily for Vasculitis
Chronic hepatitis C infection (CHC) is usually asymptomatic; nevertheless, there are studies that show that up to two thirds of patients may present some type of extrahepatic manifestation.
- Trial name
- NCT03693586
- Where
- Mexico
- Volunteers
- 1,000 people
- Sponsor
- Hospital General de Mexico
West Nile Virus
West Nile Virus Seroprevalence Under Bird Ringers
In August 2020, West Nile Virus (WNV) was isolated from a live common whitethroat for the first time in The Netherlands. Follow-up sampling showed that the virus could also be detected in mosquitos from the same location during…
- Trial name
- NCT05294003
- Where
- Netherlands
- Volunteers
- 162 people, healthy volunteers welcome
- Sponsor
- Leiden University Medical Center
Pregnancy
HSV Seroprevalence and Diagnosis of Genital Herpes in Pregnant Women
Brief summary: The current management guidelines recommended by ACOG rely on history as a screening method to determine pregnant women who are at risk for transmitting herpes to their newborn.
- Trial name
- NCT00291044
- Testing
- testing for HSV 1 and 2 IgG type specific antibosy
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Stony Brook University
Sars-CoV2
SARS-COV-2 Seroprevalence and Seroconversion Among Employees of the Universitair Ziekenhuis Brussel During the 2020 COVID-19 Outbreak
A novel zoonotic coronavirus was discovered in Wuhan (Hubei Province, China) mid-December 2019 and was named severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).
- Trial name
- COVEMUZ (NCT04426292)
- Testing
- Serological testing
- Where
- Belgium
- Volunteers
- 3,500 people, healthy volunteers welcome
- Sponsor
- Universitair Ziekenhuis Brussel
Coronavirus, Coronavirus Infection
COVID-19 Infection and Transmission in Exposed, Confined and Community-based Infants
According to epidemiological models, the seroprevalence of SARS-CoV-2 infection in Île-de-France as of 11 May was between 10 and 15%.
- Conditions
- Coronavirus, Coronavirus Infection, Covid19, Sars-CoV2
- Trial name
- COVIDOCRECHE (NCT04413968)
- Testing
- Rapid detection test, Nasopharyngeal swab, Stool collection
- Where
- 11 sites in France
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Hepatitis A
What is the Anti-HAV Seroprevalence of Travelers >60 Years or Having Lived in a Tropical Country for >5 Years
Study to determine the proportion of travelers over the age of 60 years and travelers having lived in a tropical country for more than 5 years with anti-HAV antibodies. This will be done through a blood test.
- Trial name
- AHAV (NCT04638335)
- Testing
- Blood test
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Lausanne Hospitals
SARS-CoV Infection, Seroprevalence
Seroprevalence of SARS-CoV-2 in Unselected Surgical Patients: an Unicentric, Regional Study
The investigator analyzed the data of the patients admitted to the surgical department during the period 1St September - 10Th December 2020 to estimate the seroprevalence of SARS-CoV-2 infection in the setting of a non-dedicated…
- Conditions
- SARS-CoV Infection, Seroprevalence, Covid19
- Trial name
- COVID-19 (NCT04839913)
- Testing
- Antibodies testing
- Where
- Italy
- Volunteers
- 121 people
- Sponsor
- University of Cagliari
Chronic Inflammatory Rheumatism
COVID-19 in Rheumatic Inflammatory Diseases Under Immuno-suppressive Drugs
Accurate knowledge of the humoral immune responses induced by SARS-CoV-2 in patients undergoing immunosuppressive therapy is essential to guide recommendations for infected patients and for vaccination policy for uninfected…
- Trial name
- COVIDRIC-2 (NCT04530682)
- Testing
- Biological samples
- Where
- France
- Volunteers
- 163 people
- Sponsor
- University Hospital, Montpellier
Covid-19, Coronavirus Infection
ARMOR Study: COVID-19 Seroprevalence Among Healthcare Workers
The novel coronavirus (SARS-CoV-2) has spread all around the world and testing has posed a challenge globally. Health care providers are highly exposed and are an important group to test.
- Conditions
- Covid-19, Coronavirus Infection, Coronavirus
- Trial name
- NCT04367857
- Testing
- COVID-19 Serology, Health Care Worker Survey
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Columbia University
Toxoplasmosis in Neuropsychiatric Disorders
Toxoplasma Gondii Seroprevalence Among Children With Some Neuropsychiatric Disorders
Toxoplasma gondii is recognized as being involved in the etiology of various psychotic disorders including epilepsy and ADHD (Markovitz et al.,2015).
- Trial name
- NCT06980298
- Where
- Egypt
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Sohag University
Kaposi's Sarcoma, Herpesviridae Infection
Seroprevalence of Kaposi's Sarcoma Herpes Virus in the United States
This study will investigate patterns of Kaposi's sarcoma herpes virus (KSHV) in the United States and its potential impact on the U.S. population.
- Trial name
- NCT00026728
- Where
- United States
- Volunteers
- 20,169 people
- Sponsor
- National Cancer Institute (NCI)
SARS-CoV-2 Serological Status, SARS-CoV-2 Seroprevalence
Seroprevalence of SARS-CoV-2 in Strasbourg University Hospital, Strasbourg, France (COVID-19)
COVID-19 is a new emerging disease caused by infection with the SARS-CoV-2 coronavirus, with no specific therapeutic options. Since the end of February 2020, the Strasbourg University Hospital (HUS) had faced a sudden increase of…
- Trial name
- SeroCoV-HUS (NCT04441684)
- Testing
- Blood sample for serological test
- Where
- France
- Volunteers
- 1,466 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Clostridium Difficile Infection
Seroprevalence of Antibodies to Surface Antigens and Toxins of Clostridioides Difficile
Data on the seroprevalence of antibodies to Clostridioides difficile surface proteins and toxins are scarce. In 1983, Viscidi et al. showed that antibodies to C.
- Trial name
- PREVADIFF (NCT05192148)
- Testing
- Patients
- Where
- 5 sites in France
- Volunteers
- 840 people
- Sponsor
- Fondation Hôpital Saint-Joseph
HIV Infection
Study to Assess the Seroprevalence of Anti-Tat Antibodies in HIV-infected Patients
Tat is a key HIV regulatory protein produced very early after infection, prior to virus integration, and necessary for viral gene expression, cell-to-cell virus transmission and disease progression.
- Trial name
- ISS OBS T-004 (NCT01359800)
- Where
- 2 sites in South Africa
- Volunteers
- 531 people
- Sponsor
- Barbara Ensoli, MD
Hepatitis E
Seroprevalence of Hepatitis E in People With an Organ Transplant
Background: The hepatitis E virus causes an acute hepatitis that usually goes away by itself. Researchers in France studied people who received a liver or kidney transplant.
- Trial name
- NCT02190253
- Where
- 3 sites in United States
- Volunteers
- 447 people
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Pompe Disease, Pompe Disease (Late-onset)
Neutralizing Antibody Seroprevalence Study With a Retrospective Component in Participants With Late-Onset Pompe Disease
The purpose of this study is to obtain information pertaining to the occurrence of antibodies to investigational SPK-3006 capsid and GAA, GAA activity and GAA antigen levels in the usual care setting of Late-Onset Pompe Disease…
- Conditions
- Pompe Disease, Pompe Disease (Late-onset), Glycogen Storage Disease Type 2, LOPD
- Trial name
- NCT03893240
- Testing
- Neutralizing Antibody to SPK-3006 capsid
- Where
- 18 sites in United States, France and 4 more
- Volunteers
- 61 people
- Sponsor
- Spark Therapeutics, Inc.
Hepatitis C, Pregnancy
Screening for Hepatitis C During Pregnancy at a Toronto Inner City Prenatal Clinic
The first part of this study will investigate the incidence of Hepatitis C in pregnant women attending an inner city health clinic in downtown Toronto.
- Trial name
- NCT00348660
- Where
- Canada
- Volunteers
- 653 people, healthy volunteers welcome
- Sponsor
- Unity Health Toronto
Dengue, Vaccination
Dengue Vaccine Strategy in Children Aged 9 to 17 Years in the French Caribbean
Dengue fever, an arbovirus transmitted by the Aedes mosquito, is a public health problem in all tropical and subtropical regions of the world. There is currently no antiviral treatment and vector control has shown its limits.
- Conditions
- Dengue, Vaccination, Seroprevalence, Infectious Disease
- Trial name
- DengueSEA (NCT04839757)
- Where
- Martinique
- Volunteers
- 590 people
- Sponsor
- University Hospital Center of Martinique