Clinical trials: Immunity
Hepatitis B
Follow-up Study 16-20 Years After Primary Vaccination Against Hepatitis B of Newborns From HBeAg+ & HBsAg+ Mothers
The purpose of this study is to evaluate the persistence of anti-hepatitis B surface antigen (anti-HBs) antibodies 16, 17, 18, 19 and 20 years after administration of the first dose of the study vaccine.
- Trial name
- NCT00240500
- Testing
- Engerix™-B
- Where
- Thailand
- Volunteers
- 109 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Influenza
T-cell And General Immune Response to Seasonal Influenza Vaccine (SLVP018) - Year 1, 2009
This study will compare influenza vaccine responses in monozygotic and dizygotic twins.
- Trial name
- NCT01987349
- Testing
- Fluzone® (intramuscular), FluMist® (intranasal)
- Where
- United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Stanford University
HIV Infections, Sexually Transmitted Diseases
Safety of and Immune Response to a Novel Human Papillomavirus Vaccine in HIV Infected Children
The purpose of this study is to determine the safety of and immune response to a new human papillomavirus (HPV) vaccine in HIV (Human immunodeficiency virus) infected children between the ages of 7 and 12 years.
- Trial name
- NCT00339040
- Testing
- Quadrivalent human papillomavirus (types 6, 11, 16, 18) L1 virus-like particle (VLP) or Quadrivalent human papillomavirus vaccine (QHPV)
- Where
- 34 sites in United States, Puerto Rico
- Volunteers
- 130 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Diarrhoea
A Study on the Safety and Immune Responses to the GVGH altSonflex1-2-3 Vaccine Against Shigellosis in Adults, Children, and Infants
The aim of the current clinical study was to evaluate, for the first time in humans (FTIH), the safety and immunogenicity of the altSonflex1-2-3 candidate vaccine against S. sonnei and S. flexneri serotypes 1b, 2a, and 3a.
- Trial name
- NCT05073003
- Testing
- AltSonflex1-2-3 High Dose, AltSonflex1-2-3 Medium Dose, AltSonflex1-2-3 Low Dose
- Where
- 2 sites in Belgium, Kenya
- Volunteers
- 551 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Japanese Encephalitis, Varicella
Study of Japanese Encephalitis Chimeric Virus Vaccine (JE-CV) in Children Previously Immunized With JE-CV
The aim of the study is to investigate the memory immune response and the yearly persistence of the immunity against Japanese Encephalitis (JE) after vaccination with Japanese Encephalitis Chimeric Virus Vaccine (JE-CV) in…
- Trial name
- NCT01190228
- Testing
- JE-CV Vaccine, Varicella Vaccine
- Where
- Philippines
- Volunteers
- 454 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
HIV-1 Infection
Pharmacokinetic Interactions Between DMPA and LPV/r Among HIV-Infected Women
This study was done to look at the level of Depo-Provera, an injectable birth control, in the blood to see whether it is affected by the anti-HIV drug Kaletra (lopinavir/ritonavir [LPV/r]).
- Trial name
- NCT01296152
- Testing
- depo-medroxyprogesterone acetate
- Where
- 14 sites in United States, Puerto Rico
- Volunteers
- 25 people
- Sponsor
- Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Meningococcal Infections
Safety and Immune Response of Novartis of MenACWY Conjugate Vaccine When Given to Healthy Children
To evaluate the safety and immune response of Novartis MenACWY conjugate vaccine when given to healthy children compared to a licensed Meningococcal ACWY polysaccharide-protein conjugate vaccine.
- Trial name
- NCT00616421
- Testing
- MenACWY-CRM, Licensed meningococcal ACWY vaccine
- Where
- 68 sites in United States, Canada
- Volunteers
- 2,907 people, healthy volunteers welcome
- Sponsor
- Novartis Vaccines
Chickenpox
A Study on the Immune Response and Safety of Various Potencies of an Investigational Chickenpox Vaccine Compared With a Marketed Chickenpox Vaccine, Given to Healthy Children 12 to 15 Months of Age
The purpose of this study is to assess immune response and safety of various potencies of an investigational chickenpox vaccine given to healthy children 12 to 15 months of age.
- Trial name
- NCT05084508
- Testing
- Investigational varicella vaccine low potency, Investigational varicella vaccine medium potency, Investigational varicella vaccine high potency
- Where
- 51 sites in United States, Estonia and 4 more
- Volunteers
- 800 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Diarrhoea
A Study on the Immune Response and Safety of a Multicomponent Shigella Vaccine in Preventing Shigellosis in Infants
This study evaluates the immune response and safety of a multicomponent, 2-dose Shigella vaccine in preventing shigellosis in African infants.
- Trial name
- NCT06663436
- Testing
- altSonflex1-2-3 Dose A, altSonflex1-2-3 Dose B, altSonflex1-2-3 Dose C
- Where
- Kenya
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
HIV Infections, H1N1 Influenza Virus
Safety of and Immune Response to an H1N1 Influenza Virus Vaccine in HIV Infected Children and Youth
Children and people infected with HIV are particularly susceptible to influenza infections. This study testED the safety and effectiveness of a vaccine for the new H1N1 influenza virus in children and youth infected with HIV.
- Trial name
- NCT00992836
- Testing
- Influenza A (H1N1) 2009 monovalent vaccine
- Where
- 37 sites in United States, Puerto Rico
- Volunteers
- 155 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Efficacy of the New CPRV
Immune Response in Adults to PrEP and Simulated Booster PEP With a New CPRV
Pre exposure rabies vaccination with a new Chromatographically Purified Vero-cell Rabies Vaccine(SPEEDA) is as effective as Purified Vero-cell Rabies vaccine.
- Trial name
- NCT01603875
- Testing
- New Chromatographically Purified Vero-cell Rabies vaccine(new CPRV).
- Where
- Thailand
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- Queen Saovabha Memorial Institute
Hepatitis B
Safety and Immunogenicity of a Booster Dose of GlaxoSmithKline (GSK) Biologicals' Hepatitis B Vaccine
In this study, subjects who received primary neonatal vaccination with hepatitis B vaccine at 0, 1, 2, 12 months, 20 years ago in the 103860/272 primary study will be evaluated for immunological memory to hepatitis B vaccine via…
- Trial name
- NCT00657657
- Testing
- Engerix™-B
- Where
- Thailand
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Diphtheria, Pertussis
Study of Quinvaxem for Vaccination Against Diphtheria, Pertussis, Tetanus, Hepatitis B and Diseases Caused by Haemophilus Influenzae Type B
The aim of this study was to evaluate the immunogenicity and safety of the Quinvaxem vaccine (a liquid combination vaccine against diphtheria, tetanus, B. pertussis, hepatitis B and H. influenzae Type B).
- Conditions
- Diphtheria, Pertussis, Tetanus, Hepatitis B
- Trial name
- NCT01362517
- Testing
- Quinvaxem
- Where
- Vietnam
- Volunteers
- 131 people, healthy volunteers welcome
- Sponsor
- Crucell Holland BV
Pneumococcal Infections
Immunity to Serotype 19A Streptococcus Pneumoniae in Children Vaccinated With PCV10
The aim of the study are to assess the persistence of immunity against vaccine serotypes (VSTs) and vaccine-related serotypes in PCV10 vaccinated children in Finland.
- Trial name
- NCT04912297
- Testing
- 10-valent pneumococcal conjugate vaccine, PCV10
- Where
- Finland
- Volunteers
- 186 people
- Sponsor
- Finnish Institute for Health and Welfare
Influenza A Subtype H5N1 Infection
Durability and Impact of the Seasonal Influenza Vaccine on H5 Induced B Cell Response
The study is a prospective single site exploratory study to examine the impact of Food and Drug Administration (FDA) approved seasonal flu vaccine on the immune responses of H5N1 vaccine previously received with or without the…
- Trial name
- HIPCVAX-010S (NCT03701061)
- Testing
- Seasonal Influenza Vaccine
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Emory University
Meningococcal Meningitis, Human Papillomavirus Infection
A Study to Evaluate Safety and Immune Response of Novartis Meningococcal ACWY Conjugate Vaccine In Adolescents
This study will evaluate the safety and immune response of the Novartis Meningococcal ACWY conjugate vaccine when administered with Tdap and HPV vaccinations to healthy adolescents
- Conditions
- Meningococcal Meningitis, Human Papillomavirus Infection, Pertussis, Tetanus
- Trial name
- NCT00518180
- Testing
- Novartis Meningococcal ACWY Conjugate Vaccine, Tdap Vaccine
- Where
- Costa Rica
- Volunteers
- 1,620 people, healthy volunteers welcome
- Sponsor
- Novartis Vaccines
Hepatitis B Vaccine
Long-term Persistence of Immunity Against Hepatitis B in 7-8 Years Old Children After Hepatitis B Vaccination.
The purpose of this study is to assess the persistence of immunity to hepatitis B in children who received three consecutive doses of HBV vaccine (EngerixTM-B) in infancy.
- Trial name
- NCT00519649
- Testing
- Engerix™-B Kinder
- Where
- 35 sites in Germany
- Volunteers
- 301 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
HIV Infections
Evaluating Safety and Immune Response to the HIV-1 CH505 Transmitted/Founder gp120 Adjuvanted With GLA-SE in Healthy, HIV-exposed Uninfected Infants
This study evaluated the safety and immune response in healthy HIV-exposed and uninfected infants to the protein vaccine, CH505TF gp120, adjuvanted with GLA-SE.
- Trial name
- HVTN 135 (NCT04607408)
- Testing
- CH505TF gp120, GLA-SE adjuvant
- Where
- South Africa
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- HIV Vaccine Trials Network
HIV Infections, Meningitis
Safety of and Immune Response to a Meningitis Vaccine in HIV-Infected Children and Youth
Bacterial meningitis infection is common in youth 2 to 24 years of age in the United States. This disease can be treated by antibiotics, but mortality rates associated with meningitis of up to 53% have been estimated.
- Trial name
- NCT00459316
- Testing
- Quadrivalent meningococcal conjugate vaccine
- Where
- 37 sites in United States, Puerto Rico
- Volunteers
- 384 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Moderate to Severe Asthma
Study to Assess the Effect of Tezepelumab on the Immune Response to Influenza Vaccination in Participants With Asthma
This is a Phase 3b, multicenter, randomized, double-blind, parallel group, placebo-controlled study designed to investigate the potential effect of tezepelumab (210 mg subcutaneous [SC] every 4 weeks [Q4W]) on antibody responses…
- Trial name
- VECTOR (NCT05062759)
- Testing
- Tezepelumab
- Where
- 15 sites in United States
- Volunteers
- 70 people
- Sponsor
- AstraZeneca