But the appearance of a new "highly mutated" variant has raised questions among virus trackers about what the coming months could hold. Here's the latest about what we know about the new COVID-19 variants now on the rise.What are current new COVID variants?
COVID-19 due to the B.1.617.2 (Delta) variant compared to B.1.1.7 (Alpha) variant of SARS-CoV-2: a prospective observational cohort study Article Open access 28 June 2022 Long-term health impacts of COVID-19 among 242,712 adults in England Article Open access 24 October 2023 As...
Public perception of vaccines deteriorated over the summer of 2020. By mid-September 2020, Pew research showed trust in vaccines had dropped since polling from May of that year (Tyson et al.2020). As of September, 78% of respondents felt that the greater risk was moving too fast with vacci...
variant in Brazil increased the COVID-19 pandemic. In December 2020, a novel SARS-CoV-2 variant, the B.1.617.2 (Delta) variant was first detected in India, causing a sharp increase in COVID-19 cases and deaths in India and surrounding countries [11]. Recently, the B.1.1.529 (Omicron...
Circulating variants included the alpha, beta, and delta variants, and at present, the omicron variant has global public health significance. As of 16 October 2022, there were 621 million cases and more than 6.5 million reported deaths globally [1]. In Hungary, vaccination with Comirnaty ...
Continuous assessment of the effectiveness of approved COVID-19 vaccines is crucial to gain an insight into the longer-term impact on health outcomes, and eventually boosting public confidence. For this reason, we conducted a multicenter, retrospective c
The new shots are similar to previously approved formulas but were updated to target the XBB variants — strains of the virus descended from the original Omicron variant — which became dominant last winter. Newer descendant strains have since emerged, though vaccine makers have announced early fin...
Article Open access 05 May 2023 Dynamic and features of SARS-CoV-2 infection in Gabon Article Open access 06 May 2021 Introduction Bangladesh observed the third wave of COVID-19 pandemic and faced a record upsurge during June–September 2021, fueled by the highly contagious Delta variant1. ...
“solid growth” in June, but weaker traffic in August weighed on sales amid a resurgence of Covid-19. Mark Tritton, chief executive, said challenges spurred along by the Delta variant of the virus were particularly evident in large states such as Florida, Texas and California, which account...
Abstract Importance Recent SARS-CoV-2 Omicron variant sublineages, including BA.4 and BA.5, may be associated with greater immune evasion and less protection against COVID-19 after vaccination. Objectives To evaluate the estimated vaccine effectiveness (VE) of 2, 3, or 4 doses of COVID-19 ...