Clinical trials: Priming
HIV Infections
Evaluating the Safety and Immune Response of a Prime-Boost HIV Vaccine Regimen in Healthy, HIV-Uninfected, Vaccinia-Naive Adults
This study will test the safety and immune responses of a prime-boost regimen of two HIV vaccines- a DNA vaccine followed by a modified vaccinia Ankara (MVA) vaccine- in healthy, HIV-uninfected, vaccinia-naive adults.
- Trial name
- NCT01571960
- Testing
- GEO-D03 DNA vaccine, MVA/HIV62B (MVA62B) vaccine
- Where
- 4 sites in United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Encephalitis
Immunogenicity of a Live Attenuated Chimeric JE Vaccine (IMOJEV) as a Booster Dose in Thai Children Primed With CD.JEVAX
This study was undertaken to assess the immunogenicity and safety of a booster dose of a live attenuated chimeric Japanese Encephalitis vaccine (JE-CV) after primary vaccination with SA14-14-2 in Thai children aged 1 to <5 years.
- Trial name
- NCT02526550
- Testing
- Live attenuated chimeric Japanese Encephalitis vaccine, Inactivated Hepatitis A vaccine
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Siriraj Hospital
Influenza
Sanofi Pasteur, TIV + H1N1, Pediatric Population
The purpose of this study is to assess the safety and immune response (body's defense against disease) to an experimental H1N1 influenza vaccine against the 2009 H1N1 virus.
- Trial name
- NCT00943202
- Testing
- Inactivated H1N1 Vaccine, Trivalent Inactivated Influenza Vaccine
- Where
- 8 sites in United States
- Volunteers
- 531 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Hepatitis C
Class II Invariant Chain HCV Vaccine Study
The study is aimed at assessing the safety and immunogenicity of HCV prime-boost vaccinations ChAd3-hliNSmut and MVA-hliNSmut, administered intramuscularly in healthy volunteers and DAA treated patients.
- Trial name
- NCT03688061
- Testing
- ChAd3-hliNSmut, MVA-hliNSmut
- Where
- 2 sites in United Kingdom
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- University of Oxford
Poliomyelitis
Duration of IPV Priming and Antibody Decay
This is an open-label randomized phase IV clinical trial assessing immunogenicity of poliovirus vaccines.Participants will be enrolled at 6 weeks of age and followed to 18 months of age.
- Trial name
- NCT03202719
- Testing
- Bivalent oral poliovirus vaccine (bOPV) at 6,10 and 14 weeks of age, Inactivated poliovirus vaccine (IPV) at 14 weeks and 18 months of age, Inactivated poliovirus vaccine (IPV) at 14 weeks, 18 weeks and 18 months of age
- Where
- 2 sites in Bangladesh
- Volunteers
- 1,645 people, healthy volunteers welcome
- Sponsor
- Centers for Disease Control and Prevention
Influenza
H5N1 Priming and Boosting Strategies
Severe disease in humans due to bird influenza viruses (H5N1) has led to concern that this virus may result in a widespread outbreak of bird flu.
- Trial name
- NCT00703053
- Testing
- A/Vietnam/1203/04, A/Indonesia/05/05
- Where
- 5 sites in United States
- Volunteers
- 505 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Tobacco-Related Carcinoma
Episodic Future Thinking and Future Thinking Priming for Smoking Cessation
This trial studies the main and interactive effects of episodic future thinking and future thinking priming tasks on helping participants to quit smoking.
- Trial name
- NCT04297332
- Testing
- Behavioral Intervention, Informational Intervention, Nicotine Replacement
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Roswell Park Cancer Institute
COVID-19
Chimpanzee Adenovirus and Self-Amplifying mRNA Prime-Boost Prophylactic Vaccines Against SARS-CoV-2 in Healthy Adults
This is a multicenter, US-only, phase 1, open-label, dose escalation, non-randomized study of the safety, tolerability, and immunogenicity of investigational ChAd and SAM SARS-CoV-2 vaccines in healthy adult subjects.
- Trial name
- NCT04776317
- Testing
- ChAdV68-S, ChAdV68-S-TCE, SAM-LNP-S
- Where
- 4 sites in United States
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Malaria
A Study to Assess the Immunogenicity, Tolerability and Safety of a Malaria Vaccine and Also Its Protective Efficacy in a Malaria Challenge Model
The purpose of this study is to assess the safety, tolerability and immunogenicity of two dose levels (1x10^10 and 5x10^10 virus particles (vp)) of the adenovirus serotype (Ad) Ad35.CS.01/Ad26.CS.01 prime-boost malaria candidate…
- Trial name
- NCT01397227
- Testing
- Ad35.CS.01/Ad26.CS.01 low dose (1 x 10^10 vp), Ad 35.CS.01/Ad 26.CS.01 high dose (5 x 10^10 vp)
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Crucell Holland BV
Heart Diseases
Monocyte Priming When Consuming a Western Diet
To determine the mechanism of monocyte priming in humans, the study team will conduct a complete feeding trial in normal weight and metabolically healthy human subjects (20-45 years of age) using a western diet (WD)…
- Trial name
- NCT05348395
- Testing
- Experimental diet
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Influenza
Study of Seasonal Influenza Vaccine Against H5N1 Avian Influenza Virus
This will be a randomized, open-label, pilot feasibility study of four 2-dose vaccine regimens in healthy volunteers using two commercially available seasonal influenza vaccines to compare immune responses and in vitro…
- Trial name
- NCT01044095
- Testing
- FluMist® live, attenuated, intranasal seasonal influenza vaccine, Fluzone® inactivated influenza virus vaccine
- Where
- Thailand
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Armed Forces Research Institute of Medical Sciences, Thailand
rTMS Stimulation, Autonomy
Repetitive Transcranial Magnetic Stimulation Primed Self-controlled Practice on Motor Learning
This study aims to investigate the additive effects of combining self-controlled practice with repetitive transcranial magnetic stimulation (rTMS) pretreatment on motivation enhancement and motor learning performance in healthy…
- Conditions
- rTMS Stimulation, Autonomy, Healthy Young Adults
- Trial name
- NCT07197346
- Testing
- rTMS - cTBS (Continuous Theta-Burst Stimulation), Self-controlled (autonomy), Yoked Practice
- Where
- Taiwan
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Contraception
Misoprostol Prior to Intrauterine Device (IUD) Insertion in Nulliparous Women
Because of misoprostol's known ability to cause cervical dilation, some family planning providers give their patients a dose of this drug prior to insertion.
- Trial name
- miso (NCT01147497)
- Testing
- Misoprostol
- Where
- United States
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Emory University
Dengue Fever
A Study to Monitor the Adverse Events of QDENGA Vaccine in Participants in Malaysia
The main aim of this study is to collect the number and type of medical problems (adverse events) after vaccination with QDENGA in Malaysia and to learn more about such medical problems after vaccination.
- Trial name
- PRIME-Q (NCT06388785)
- Testing
- No Intervention
- Where
- 2 sites in Malaysia
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Takeda
Infections, Streptococcal
Vaccination Course in Primed Children and Age-matched Unprimed Children With Pneumococcal Vaccine GSK1024850A
The purpose of this study is to assess the immune memory induced by primary and booster vaccination with pneumococcal conjugate vaccine GSK1024850A in the first year of life through evaluation of the immune responses following…
- Trial name
- NCT00792909
- Testing
- Pneumococcal conjugate vaccine GSK1024850A
- Where
- 5 sites in Slovakia, Sweden
- Volunteers
- 172 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
HIV Infections
Evaluating the Safety and Immune Response to Three HIV Vaccine Schedules in Healthy, HIV-Uninfected Adults
NOTE: This study has stopped enrolling new participants, and all study vaccinations for currently enrolled participants have been stopped.
- Trial name
- NCT01783977
- Testing
- DNA-HIV-PT123 vaccine, NYVAC-HIV-PT1 vaccine, NYVAC-HIV-PT4 vaccine
- Where
- 8 sites in United States, Switzerland
- Volunteers
- 143 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Ebola Virus Disease
Evaluation of a New Ebola Vaccine Using a Short-interval Prime-boost Vaccination
This is a clinical trial in which healthy volunteers will be administered two experimental Ebola vaccines: ChAd3-EBO Z and MVA-EBO Z.
- Trial name
- NCT02485912
- Testing
- ChAd3-EBO Z, MVA-EBO Z
- Where
- Senegal
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Oxford
SARS-CoV2 Infection
Heterologous SARS-CoV-2 Vaccination With ChAdOx-1 and BNT162b2
This study will analyze the safety and efficacy of the heterologous vaccination with Vaxzevria followed by Comirnaty. As a control individuals will be vaccinated with Comirnaty or Vaxzevria twice.
- Trial name
- HeVacc (NCT04907331)
- Testing
- Vaxzevria, Comirnaty
- Where
- Austria
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Medical University Innsbruck
Ebola Viruses
Safety and Immunogenicity of Prime-Boost Vesicular Stomatitis Virus (VSV) Ebola Vaccine in Healthy Adults (V920-002)
Ebola virus has infected and killed people, mostly in Africa. In 2014, the Zaire ebolavirus (ZEBOV) has affected several thousand people. There is no approved effective way to treat or prevent Ebola.
- Trial name
- NCT02280408
- Testing
- V920
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Healthy Volunteers
Safety Study of an Additional MVA Vaccine in Volunteers Who Received 3 DNA Vaccines Followed by 2 MVA Vaccines
The purpose of the study is to determine the safety and immunogenecity of a third MVA in the HIVIS 03 volunteers who have received 3 HIVIS DNA vaccines followed by boosting with 2 MVA vaccines.
- Trial name
- HIVIS06 (NCT01461447)
- Testing
- Modified Vaccinia Ankara
- Where
- Tanzania
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Muhimbili University of Health and Allied Sciences