Results 1 to 10 of about 12,288 (265)
BackgroundEffective and safe vaccines against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) are critical to controlling the COVID-19 pandemic and will remain the most important tool in limiting the spread of the virus long after the ...
Rafaella F. Q. Grenfell +37 more
doaj +2 more sources
Comparison of immunogenicity and reactogenicity of inactivated SARS-CoV-2 vaccine (CoronaVac) in previously SARS-CoV-2 infected and uninfected health care workers [PDF]
The effects of inactivated SARS-CoV-2 vaccine (CoronaVac) on previously naturally infected individuals are unknown. This study compared immunogenicity and reactogenicity of CoronaVac in once naturally infected health-care workers (HCWs) and uninfected ...
Ahmet Soysal +8 more
doaj +3 more sources
Background: The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic has outpaced vaccine availability and delivery from vaccine manufacturers, and thus, a scarcity of vaccines happened to many countries around the world.
Ayakarn Ruenkham +4 more
doaj +3 more sources
Safety, tolerability, and immunogenicity of an inactivated SARS-CoV-2 vaccine (CoronaVac) in healthy adults aged 60 years and older: a randomised, double-blind, placebo-controlled, phase 1/2 clinical trial [PDF]
Yaling Hu, Minjie Li, Yuliang Zhao
exaly +2 more sources
A 22 month prospective assessment of neutralizing and IgG antibody levels against SARS-CoV-2 variants following homologous and heterologous BNT162b2 boosting [PDF]
This 22-month cohort study investigated the durability and dynamics of humoral immune responses in 327 Malaysians vaccinated with either CoronaVac or BNT162b2 in early 2021, monitored up to 52 weeks following a BNT162b2 booster. Using the ImmuSAFE™ COVID
Aini Syahida Mat Yassim +11 more
doaj +2 more sources
CoronaVac is an inactivated SARS-CoV-2 vaccine approved by the World Health Organization (WHO). Previous studies reported increased levels of neutralizing antibodies and specific T cells 2 and 4 weeks after two doses of CoronaVac; these levels were ...
Bárbara M. Schultz +37 more
doaj +2 more sources
Immunogenicity and reactogenicity of heterologous COVID-19 vaccination in pregnant women
This open-labeled non-inferiority trial evaluated immunogenicity and reactogenicity of heterologous and homologous COVID-19 vaccination schedules in pregnant Thai women.
Chenchit Chayachinda +16 more
doaj +1 more source
Mass vaccination with a safe and effective vaccine may be the best way to control the COVID-19 pandemic. Heterologous prime-boost vaccination with the CoronaVac and AZD1222 vaccines may increase the immunogenicity elicited by either vaccine alone.
Guy Cohen +11 more
doaj +1 more source
Objective This study aimed to observe the association between the presence of hypertension with Covid-19 vaccine effectiveness among healthcare workers who received CoronaVac vaccination.
Achmad Rifai +9 more
doaj +1 more source
Protective neutralizing antibody titers reduce in time after COVID-19 vaccinations, as in individuals who have had COVID-19. This study aimed to evaluate the safety and immunogenicity of CoronaVac and TURKOVAC vaccines used as a booster dose after ...
Ahmet Omma +20 more
doaj +1 more source

