Delta variant of coronavirus present in Sydney couple in May - as NSW Health works to rule out further transmission

Where new cases of the Delta variant of COVID-19 came from remains a mystery - but it has been revealed two Australians had it before the current infections.
ABC7

Moderna vaccine efficacy: Preliminary data indicates COVID shot effective against variants

Moderna on Tuesday released preliminary data indicating its vaccine is likely to hold up against several variants of concern, including the Delta variant, which is predicted to become the dominant ...
Medical Xpress

Original COVID-19 vaccination did not stop immune system from fighting variants, finds study

Prior COVID-19 vaccination did not stop the immune system from mounting a protective response to the delta and omicron strains, though new mutation-specific antibody production dipped slightly, ...
The New England Journal of Medicine

Postacute Sequelae of SARS-CoV-2 Infection in Several Eras

In the article by Xie et al. (Aug. 8 issue) 1 regarding postacute sequelae of SARS-CoV-2 infection (PASC) in the pre-delta, delta, and omicron eras, the authors note that 71.89% of the decrease in ...
EurekAlert!

New review highlights variant-specific differences in long COVID, underscoring vaccine role and future directions for research and care

Figure illustrates the overall symptomatology of Long COVID (panel A), and the shifting prevalence of Long COVID symptoms across SARS-CoV-2 variants, including Wild-type, Alpha, Delta, and Omicron ...
WATE 6 On Your Side

COVID-19 vaccination AND getting sick provides strongest protection against Delta, Omicron variants

LOS ANGELES (StudyFinds.org) – As COVID variants like Delta and Omicron have health experts questioning the effectiveness of current coronavirus vaccines, a new study finds a surprising combination ...