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A study of more time-efficient and cost-effective pre-exposure rabies vaccination schedules to secure timely adequate protection prior to military deployment

1. To reduce the time required for pre-exposure rabies vaccination of military personnel2. To reduce costs of pre-exposure rabies vaccination of military personnel 3. To obtain a non-inferior immune response to a shortened, low-dosed scheme compared…

Palatability testing of a new paediatric formulation of valacyclovir for the prophylaxis and treatment of VZV and HSV infections in children - VALID 0

PrimaryTo determine whether the palatability of a newly developed formulation of valacyclovir is non-inferior to administration of crushed and suspended tablets in children, is the primary objective of the second phase of the trial.The primary…

Exhaustion of T cells in HIV-1 and HIV-2 infection

1. Determine whether different classes of epigenetic modifiers affect HIV-1-specific T cell immunity.a. Investigate whether HIV-specific T cell exhaustion can be reversed by inhibitors of different classes of epigenetic modifiers.b. Examine whether…

Human Exposure to RhinOvirus * Effect of a plant-based polysaccharide food supplement on upper respiratory symptoms

This study is designed to test if consumption of a vegetable extract as a food ingredient improves resistance to an experimental respiratory tract infection with RV16 in healthy volunteers.Primary Objective: * To test and quantify the effect of the…

Multinational study assessing the acceptability and determinants of compliance to HPV vaccination to women in screening ages 25 to 45 years

This study aims to identify global and local determinants of HPV vaccine acceptability, HPV vaccine uptake and compliance as well as identify logistics and programmatic issues in each country to offer the HPV vaccine, as a potential cervical cancer…

A Long Term Follow-up Registry of Subjects Treated in A Gilead-Sponsored Trial in Subjects with Chronic Hepatitis B Infection

The primary objective of this Registry is:*To evaluate the long term effects of Hepatitis B Virus (HBV) treatment of the parental study on the HBV serologic changes through Week 144 The secondary objective of this Registry is :*To evaluate the long…

A randomised, double-blind, placebo-controlled, single-centre phase IIb trial as part of the EU-funded UNISEC project to assess the immunogenicity and safety of different formulations and dosing regimens of FLU-v vaccine administered subcutaneously in healthy adults aged 18-60 years.

To investigate the safety of the vaccination and the immune responses generated by the different formulations and dosing regimens of FLU-v in healthy adults.

Quadrivalent HPV vaccination after effective treatment of Anal Intraepithelial Neoplasia in HIV+ men (VACCAIN-P)

The primary objective of the current study is to assess the efficacy of qHPV vaccination in preventing recurrence of high-grade AIN in HIV+ MSM with CD4 counts >350 x 10E6/l who were successfully treated for high-grade intra-anal AIN in the…

The role of the intestinal microbiome in enteric and systemic vaccine immune responses

Primary Objective: to investigate the role of the gut microbiota in RVV immune response Secondary Objectives: To investigate the role of the gut microbiota in tetanus and pneumococcal vaccine immune responses

Immunity to varicella-zoster virus in patients before and after lung transplantation

Objective of the study is to evaluate efficacy of VZV vaccination in lung transplantation patients, intended to prevent morbidity by VZV infection. Efficacy of vaccination will be measured by means of determining cellular immunity to VZV. Cellular…

Follow-up of the immune response ten years after intradermal or subcutaneous yellow fever vaccination

To investigate the long term (ten years) protective immune response to fractional yellow fever vaccination (1/5th of the standard dose, injected intradermally), compared to the standard subcutaneous vaccination

A two-stage, controlled, open-label, dose-ascending first-in-man study to assess the safety, tolerability and immunogenicity of a Twincer®-administered dry powder influenza vaccine

To evaluate the safety, tolerability and immunogenicity of a Twincer®-administered dry powder influenza vaccine in healthy adults.

Immunological effect of early extra MMR immunization in infants between 6 and 12 months of age in an outbreak setting

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…

A Phase 1, randomized, double-blind, controlled trial to evaluate the safety and immunogenicity of increasing intranasal doses or of three intramuscular doses of the adjuvant Gram-positive Enhancer Matrix (GEM) administered with a standard dose of trivalent inactivated influenza vaccine (TIV) antigens, compared to a standard dose of TIV antigens administered either intranasally or intramuscularly in healthy adult volunteers; followed by a randomized, double-blind, controlled evaluation of safety

To assess the safety, reactogenicity, and tolerability of increasing GEM intranasal doses (1.25 mg, 2.5 mg and 5.0 mg) and intramuscular doses (0.05, 0.1, 0.2 mg) of the GEM adjuvant, each administration containing as well a standard 2010/2011 Flu…

Immunogenicity and safety of an adjuvant hepatitis B vaccine (fendrix) compared to Engerix in non-responding HIV-infected patients

To study the immunogenicity and safety of adjuvanrt hepatitis B vaccin (Fendrix) compared to double-dosage of Engerix vaccination in HIV infected patients, previously failing HBV vaccinations.

"Sentinel surveillance of imported dengue in returning travelers - trends and virus evolution"

• to describe the epidemiological trends of dengue infections imported to Europe by returning travelers• to describe the full clinical spectrum of dengue disease imported to Europe by returning travelers• to report the phylogeny, selection pressure…

New influenza A (H1N1) disease incidence and immunogenicity of the pandemic influenza A(H1N1) vaccine in healthy adults

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…

Association between IL28B polymorphisms and outcome of treatment for acute hepatitis C in HIV-patients

The objective of the study is to investigate the association between IL28 SNPs and the outcome of acute HCV treatment (response or non-response) in HIV-infected patients.

Immunity after yellow fever vaccination in travelers using immunosuppressive medication-YETI study

To compare: - the rate of local and systemic adverse events- height and duration of antibody presence using the plaque reduction neutralization test; - The number of yellow fever specific CD8+ T cells in peripheral blood mononuclear cells (PBMCs);…

Retrospective assessment of symptomatic and asymptomatic mumps virus infection: assessing attack rates and correlates of protection

To assess symptomatic and asymptomatic attack rate through the analysis of specific (IgG) antibody responses prior to, and in response to mumps virus infection; Secondary: to estimate a serological correlate for immune protection against symptomatic…