Clinical trials: Immunity
Hepatitis B
Safety and Efficacy of HEPLISAV™ Hepatitis B Virus Vaccine Compared With Engerix-B® Vaccine
The purpose of this study is to find out if a new investigational hepatitis B virus vaccine, HEPLISAV™, is safe and effective compared with Engerix-B® vaccine in subjects 11-55 years old.
- Trial name
- NCT00435812
- Testing
- Engerix-B
- Where
- 18 sites in Canada, Germany
- Volunteers
- 2,428 people, healthy volunteers welcome
- Sponsor
- Dynavax Technologies Corporation
Healthy
Study to Investigate the Safety and Immunogenicity of a Tetravalent Chimeric Dengue Vaccine in Healthy Volunteers Between the Ages of 1.5 - 45 Years
The purpose of this study is to assess the safety of Takeda's tetravalent dengue vaccine (TDV) (previously DENVax) administered subcutaneously in healthy adults and children.
- Trial name
- NCT01511250
- Testing
- TDV
- Where
- 8 sites in Colombia, Puerto Rico and 2 more
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- Takeda
SARS-CoV-2, COVID-19
A Study on the Safety and Immune Response of Investigational COVID-19 mRNA Vaccines in Healthy Adults
The purpose of Part A of this study is to assess the immune response and safety of a booster dose of investigational COVID-19 mRNA vaccines in healthy adults.
- Trial name
- NCT05960097
- Testing
- CV0701 mRNA COVID-19 Vaccine (Low dose), CV0701 mRNA COVID-19 Vaccine (Medium dose), CV0701 mRNA COVID-19 Vaccine (High dose)
- Where
- 17 sites in United States, Australia
- Volunteers
- 692 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Influenza
Comparison of Immune Responses to Influenza Vaccine In Adults of Different Ages (SLVP015 2007-2017)
In this study the investigators are trying to understand how immune function declines in the elderly using annual influenza vaccinations as a model system. The longitudinal study began in 2007 and continued through early 2017.
- Trial name
- NCT01827462
- Testing
- Trivalent, inactivated influenza vaccine (TIV), Quadrivalent, inactivated influenza vaccine (IIV4), High-Dose Trivalent, inactivated influenza vaccine (TIV High-Dose)
- Where
- United States
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- Stanford University
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
Influenza
Study to Evaluate the Safety and Immune Response of Two-Doses of Candidate Influenza Vaccine GSK 1557484A in Adults
The purpose of this study is to evaluate the safety and immune response of two-doses of GSK Biologicals' candidate influenza vaccine GSK 1557484A with or without adjuvant in adults.
- Trial name
- NCT00510874
- Testing
- Pumarix™, Pandemrix ™
- Where
- 10 sites in United States, Canada
- Volunteers
- 780 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Japanese Encephalitis, Japanese Encephalitis Vaccine
A Prospective, Open Label Study of Human T Cell Responses to Live Attenuated Japanese Encephalitis Vaccine SA14-14-2
Japanese encephalitis (JE) live attenuated vaccine SA14-14-2 has been in use for more more than 20 years in Asia. JE vaccine SA14-14-2 is licensed in India and has been widely used since 2006.
- Trial name
- NCT01656200
- Testing
- Live attenuated Japanese encephalitis vaccine SA14-14-2
- Where
- 2 sites in India
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Indian Institute of Science
Poliomyelitis
A Study to Evaluate Pharyngeal Immunity to Poliovirus Type-2
The study will compare the poliovirus type-2 pharyngeal mucosal excretion in the first week, and at 2 and 4 weeks following the administration of a challenge novel OPV2 (nOPV2) dose at 18 weeks of age in 2 parallel groups of…
- Trial name
- NCT05677256
- Testing
- nOPV2
- Where
- Bangladesh
- Volunteers
- 501 people, healthy volunteers welcome
- Sponsor
- Fidec Corporation
Flu Vaccine
Senescent Immunity in Elders and Vaccine Responses (SILVER)
To study the effects of age on the immune system's response to flu vaccine and to study the connection between the immune system and physical and cognitive changes associated with aging.
- Trial name
- NCT04077424
- Testing
- Fluzone-High Dose Quadrivalent, Fluad, Flublock
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Ivermectin
Ivermectin and Human Immunity
We hypothesize that ivermectin, a drug used to treat parasitic worm infections, interacts with the human innate immune system and that this contributes to its anti-parasitic effects.
- Trial name
- NCT03459794
- Testing
- Ivermectin
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Georgia
COVID-19 Vaccination
RCT of Mushroom Based Natural Product to Enhance Immune Response to COVID-19 Vaccination
This is a randomized, double-blind, placebo-controlled clinical trial to evaluate the effect of two polypore mushrooms, Fomitopsis officinalis and Trametes versicolor (FoTv), for use as an adjunct to vaccination for COVID-19 in a…
- Trial name
- MACH19 (NCT04951336)
- Testing
- FoTv
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Influenza
Safety and Immunogenicity of BPL-1357, A BPL-Inactivated, Whole-Virus, Universal Influenza Vaccine
Background: Influenza (flu) is a virus that infects people of all ages. Some people may have mild flu symptoms. Others may get very sick and even die from the flu.
- Trial name
- NCT05027932
- Testing
- BPL-1357
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Influenza Immunization, Healthy Volunteers
Study to Assess the Immune Response and the Safety Profile of a High-Dose Quadrivalent Influenza Vaccine (QIV-HD) Compared to a Standard-Dose Quadrivalent Influenza Vaccine (QIV-SD) in Europeans Adults 60 Years of Age and Older
Primary Objective: To demonstrate that high-dose quadrivalent influenza vaccine (QIV-HD) induces an immune response that is superior to the responses induced by standard-dose quadrivalent influenza vaccine (QIV-SD) for all 4…
- Trial name
- NCT04024228
- Testing
- Standard-Dose influenza virus surface antigens (haemagglutinin and neuraminidase), Inactivated, Influenza Vaccine Quadrivalent, 2019-2020 Northern Hemisphere Strains (QIV-SD), High-Dose Influenza Vaccine (split virion, inactivated), Quadrivalent (QIV-HD) 2019-2020 Northern Hemisphere formulation
- Where
- 17 sites in Belgium, France and 4 more
- Volunteers
- 1,539 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
Pertussis, Whooping Cough
Study of BPZE1 (High Dose) Nasal Live Attenuated B. Pertussis Vaccine
This study evaluates the safety and immunogenicity of a higher dose formulation of a new live attenuated vaccine, BPZE1, intended to prevent Bordetella pertussis nasopharyngeal colonization and pertussis disease, and investigates…
- Trial name
- NCT02453048
- Testing
- BPZE1
- Where
- Sweden
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Infections, Meningococcal
A Study on the Safety, Tolerability and Immune Response of Meningococcal Combined ABCWY Vaccine in Healthy Infants
The purpose of this study is to assess the safety, tolerability and immunogenicity of the combined meningococcal groups A, B, C, W and Y (MenACWY-7b) vaccine intended to protect against invasive meningococcal disease (IMD) caused…
- Trial name
- NCT05082285
- Testing
- MenACWY-7B low dose vaccine, MenACWY-7B high dose vaccine, MenABCWY-1Gen vaccine
- Where
- 33 sites in Dominican Republic, Finland and 6 more
- Volunteers
- 726 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Respiratory Syncytial Virus Infections, Influenza, Human
Cell Mediated Immunity Against RSV and Influenza in a Human Experimental Challenge
Respiratory viruses including influenza and respiratory syncytial virus (RSV) are among the most important causes of severe disease globally, infecting everyone repeatedly throughout life.
- Trial name
- NCT02755948
- Testing
- RSV A Memphis 37, Influenza A/California/04/2009-likw (H1N1), Influenza A/Belgium/4217/2015 (H3N2)
- Where
- United Kingdom
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Clostridium Difficile Immunisation, Diphtheria
Study on the Safety and Immunogenicity of Boostrix Vaccine in Pregnant Malian Women and Their Infants
This is a phase II, randomized, double-blind, active-controlled study to evaluate the safety, immunogenicity, and effect on infant immune responses of a single dose of Tetanus diphtheria acellular pertussis vaccine (Tdap) in…
- Conditions
- Clostridium Difficile Immunisation, Diphtheria, Diphtheria Immunisation, Pertussis
- Trial name
- NCT03589768
- Testing
- Tetanus and Diphtheria Toxoids Adsorbed, Tetanus toxoid, reduced diphtheria toxoid and acellular pertussis vaccine adsorbed onto aluminum hydroxide
- Where
- 2 sites in United States, Mali
- Volunteers
- 399 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Influenza
Safety and Immune Response of Candidate H1N1 Influenza Vaccine GSK2340274A Following Seasonal Influenza Vaccination in Adults
This study is designed to characterize the safety and immunogenicity of a' pandemic influenza (H1N1) candidate vaccine GSK2340274A in adults 19 to 40 years who have never received influenza vaccination.
- Trial name
- NCT01059617
- Testing
- GSK Biologicals' FluLaval®, GSK Biologicals' investigational H1N1 Influenza Vaccine - GSK2340274A, GSK Biologicals' investigational H1N1 Influenza Vaccine - GSK2340273A
- Where
- 3 sites in United States
- Volunteers
- 133 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Chikungunya Virus Infection
Trial for Safety and Immunogenicity of a Chikungunya Vaccine, VRC-CHKVLP059-00-VP, in Healthy Adults
This is a multicenter, randomized, placebo-controlled, double-blind study to evaluate the safety and immunogenicity of a 2-injection vaccine Chikungunya virus (CHIKV) virus-like particle vaccine (CHIKV VLP) in healthy adults.
- Trial name
- NCT02562482
- Testing
- VRC-CHKVLP059-00-VP, VRC-PBSPLA043-00-VP
- Where
- 6 sites in Dominican Republic, Guadeloupe and 3 more
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Influenza
Evaluation of the Immune Response and the Safety of a Pandemic Influenza Candidate Vaccine (H1N1)
The objective of the study is to evaluate the immunogenicity and safety of GSK Biologicals' investigational vaccine GSK2340272A.
- Trial name
- NCT00971425
- Testing
- Pandemrix (GSK investigational influenza GSK2340272A vaccine), Fluarix™
- Where
- 6 sites in Germany
- Volunteers
- 145 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline