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Older Adults’ Perspectives on a COVID-19 Vaccine


23 Dec 2020

As of December 4, 2020, cases of novel coronavirus disease 2019 (COVID-19) have topped 14.3 million in the US with nearly 300 000 associated deaths. While mitigation measures such as social distancing, use of face coverings, and avoidance of crowds can help keep case counts in check, a safe and effective COVID-19 vaccine will be essential to ending the pandemic.


Coronavirus Vaccines


02 Oct 2020

Leading COVID-19 vaccine candidates rely on new genetic technologies that have fast-tracked development and testing. This video explains the principles underlying the leading DNA, messenger RNA (mRNA), and viral vector vaccine candidates, and how they might induce immunity to SARS-CoV-2 infection.




Articles


Help Fight Medicare Fraud


30 Dec 2021

Medicare covers the COVID-19 vaccine at no cost to you, so if anyone asks you to share your Medicare Number or pay for access to the vaccine, you can bet it’s a scam.




Association of Race/Ethnicity With Likeliness of COVID-19 Vaccine Uptake Among Health Workers and the General Population in the San Francisco Bay Area


30 Mar 2021

Surveys have demonstrated racial differences in the public’s willingness to receive a COVID-19 vaccine1,2 but have not directly compared vaccine intentions among health workers and the general public.3 We investigated COVID-19 vaccine intentions among racially and ethnically diverse samples of health workers and the general population.




Assessment of protection against reinfection with SARS-CoV-2 among 4 million PCR-tested individuals in Denmark in 2020: a population-level observational study


17 Mar 2021

The vast majority of people who recover from Covid-19 remain protective immunity from the virus for at least six months, researchers reported on Wednesday in a large study from Denmark. The study revealed protective immunity to be approximately 80–83% in people younger than 65 years. We found no difference in immunity over the study period. Among those aged 65 years and older, immunity was estimated to be approximately 47%.




SARS-CoV-2 Vaccines


26 Feb 2021

Shortly after SARS-CoV emerged at the turn of the 21st century, the spike (S) protein (particularly in its prefusion [native] conformation) was identified as the immunodominant antigen of the virus. Evaluation of patients with SARS-CoV-2 revealed that binding and neutralizing antibodies primarily target the receptor-binding domain of the S1 subunit.




SARS-CoV-2 Variants of Concern in the United States—Challenges and Opportunities


17 Feb 2021

. SARS-CoV-2, like other RNA viruses, constantly changes through mutation, with new variants occurring over time. Generally, when new variants become more common, they do so because of some selective advantage to the virus.




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