Exposure to SARS-CoV-2 generates T cell immunity in the absence of detectable infection
In a previous study, Wang et al. demonstrated that COVID-19 disease severity was inversely correlated with T cell-mediated immune responses.
People over 65 are more prone to reinfection than young adults
Several studies have recently evaluated the protection against reinfection with SARS-CoV-2, the virus that causes COVID-19.
Interim analysis suggests the Oxford-AstraZeneca vaccine is not effective against the South African variant
A randomized control trial in South Africa, the results of which have been published in the New England Journal of Medicine, has found that the Oxford-AstraZeneca vaccine, although safe, is not effective against the B.1.351 variant, also known as the South African variant.
The first 12 months of COVID-19: A timeline of immunological insights
With over 121 million infections and 2.6 million deaths known worldwide, the novel coronavirus first described as SARS-CoV-2 in December 2019, has brought our lives and economy to a screeching halt.
Quantifying antibodies made in response to SARS-CoV-2 vaccination: comparable outcomes from five commercial assays
The evaluation of antibodies against SARS-CoV-2 is critical to the management of the COVID-19 pandemic.
Modelling uncertain times: what are the epidemiological and viral variant outcomes of alternative vaccination schemes?
Due to vaccine shortages, researchers are considering alternative options to the standard recommended vaccination schedules allowing more people to be vaccinated at an earlier date.
Novel technology to detect T cell response in COVID-19 infections
The U.S. Food and Drug Administration recently approved the use of the “T-Detect” COVID Test, developed by Adaptive Biotechnologies, to determine if a person has had a recent or prior SARS-CoV-2 infection.
The never-ending battle for many COVID-19 patients
Over the past year, the world has focused on curbing the spread of SARS-CoV-2 infection, mortality rates and vaccine rollout.
New SARS-CoV-2 VOC in New York City, on-going challenges & advancements
The original Wuhan strain of SARS-CoV-2 has been evolving constantly since the onset of the COVID-19 pandemic.