21 results
Main: To assess the effect of an early extra measles immunization between 6and 12 months of age on the development of humoral and cell-mediatedimmunity against measles following routine MMR immunization at 14months of age.Secundary:Determine effect…
The assessment of the duration of the cellular immunity to Bordetella pertussis after an extra ACV booster and the relationship between the memory B- cells and antibody responses. The methods used in the study are:B- and T- cell memory responses and…
The purpose of the study is to test whether a centre-wide policy of incremental antibiotic therapy will reduce arrhythmia device infection in patients undergoing arrhythmia device procedures compared to a policy of conventional antibiotic…
The objective of this study is to obtain the absolute bioavailability of voriconazole in critically ill ICU patients.
Primary: Evaluate new influenza A (H1N1) disease (pandemic influenza) incidence of vaccinated compared to unvaccinated individuals. Secondary: * Obtain data on immunogenicity of pandemic influenza vaccination:- Evaluation of the humoral immune…
To suppress low-level viremia to a level below 50cp/mL in patients using cART by switching their current non-nucleoside reverse transcriptase inhibitor (NNRTI) or PI to DRV boosted with ritonavir (RTV) (DRV/r). Secondary objectives are to reduce the…
React elderly >60 years of age just as good and quickly to hepatitis A vaccination as younger travellers?
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Primary:To determine trends in vaccine- and nonvaccine-serotype S. pneumoniae asymptomatic colonisation in healthy 11-month-old and 24-month-old infants who have been immunized according to the Dutch NIP with 7-valent pneumococcal conjugate vaccine…
How long does B-cell memory persist after a single conjugate MenC vaccination and which cells are involved? How is this related to the age of first vaccination? And how to define correlates of protection for immunity and memory after MenC conjugate…
The aim of the POLO study is to evaluate pharmacokinetics and safety of a single-dose of dolutegravir in patients with severe hepatic impairment (Child-Pugh score * 10) and compare these to matched controls.
Primary objective: To study the pharmacokinetics of gentamicin, tobramycin, vancomycin and ciprofloxacin in morbidly obese patients and compare with normal weight patients. Secondary objectives: To assess the influence of covariates (such as TBW,…
To determine the impact of prior BCG vaccination on the duration of immunogenicity of the BioNTech/Pfizer mRNA COVID*19 vaccine.
The main objective of this study is to determine differences in vaccine responses in the pre-elderly age group (50-65 years of age) to a primary immunization with vaccine antigens to which no or (very) low pre-vaccination antibody levels and memory…
Primary Objective: - To study the pharmacokinetics (CL, Vd, and F) of ciprofloxacin in cachectic elderly patients and compare with normal weight participants.Secondary Objective(s): - To assess the influence of covariates (such as TBW, LBW, serum…
The primary objective of this observational study is:- to determine if patients with Chronic Liver Disease (CLD) mount comparable humoral immune responses to healthy controls at 8-months following SARS-CoV-2 vaccination.Secondary objectives of this…
PRIMARY OBJECTIVE: -To assess the antibody response after mRNA (Pfizer, Moderna) SARS-CoV-2 vaccination in children with cancerSECONDARY OBJECTIVES:To assess in children with cancer after SARS-CoV 2 vaccination:- durability of the antibody response…
To assess the antibody response after SARS-CoV-2 vaccination in people >=16 years and children with Down Syndrome. Part 2To assess the antibody response after a third SARS-CoV-2 vaccination in adults and children with Down Syndrome and to…
This study has been transitioned to CTIS with ID 2024-515487-31-00 check the CTIS register for the current data. The primary objective of this study is to describe the pharmacokinetics of antiretroviral agents, for which no or limited available…
Primary objective: The primary objective of this study is to investigate if taking methenamine hippurate reduce the need for antibiotic usage due to recurrent UTI (measured as the number of courses of antibiotics).Secondary objectives:to investigate…