According to Reuters, the CDC is expected to sign an order on Tuesday requiring nearly all international air travelers to test negative for COVID-19 within 72 hours of departure. Those under 2 and passengers connecting through the UK are exempt. From the report: The new rules are to take effect two weeks from the day they are signed by CDC Director…
Tag: vaccines
Quick guide: COVID-19 vaccines in use and how they work
Here’s a guide to the vaccines being used in different countries. Source: https://www.livescience.com/coronavirus-vaccines-authorized-for-use.html
Pfizer’s COVID-19 Vaccine Appears To Work Against New Coronavirus Strains, Study Finds
A new study provides early evidence that a Covid-19 vaccine might be effective against two new coronavirus strains first identified in South Africa and the UK, despite a concerning mutation. CNN reports: The two strains share a mutation known as N501Y that scientists worry could allow the virus to evade the immune protection generated by a vaccine. In research posted online…
COVID-19 vaccines may cause allergic reactions in 1 in 100,000 jabs
Overall, the benefits of the vaccine outweigh the potential risks, the CDC said. Source: https://www.livescience.com/covid-19-vaccines-allergic-reactions-anaphylaxis-rate.html
New coronavirus variants: What are they and how worried should we be?
Mutated variants of the coronavirus making their way around the world are causing covid-19 to spread faster, and one may be able to evade current vaccines Source: https://www.newscientist.com/article/2264063-new-coronavirus-variants-what-are-they-and-how-worried-should-we-be/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…
UK Scientists Worry Vaccines May Not Protect Against South African Coronavirus Variant
UK scientists have expressed concern that COVID-19 vaccines being rolled out in Britain may not be able to protect against a new variant of the coronavirus that emerged in South Africa and has spread internationally. From a report: Both Britain and South Africa have detected new, more transmissible variants of the COVID-19-causing virus in recent weeks that have driven a surge…
COVID-19 vaccines may not work as well against South African variant, experts worry
A coronavirus variant identified in South Africa may not be as vulnerable to COVID-19 vaccines as other strains, some scientists say. Source: https://www.livescience.com/south-africa-variant-coronavirus-vaccines.html
Large parts of Africa may not get covid-19 vaccines for several years
Many African countries applied for covid-19 vaccines through the COVAX initiative, but lack of funding could leave them without enough vaccines to reach herd immunity until 2024 Source: https://www.newscientist.com/article/2263976-large-parts-of-africa-may-not-get-covid-19-vaccines-for-several-years/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…
Many Formerly-Skeptical Americans are Now Eager to Get Covid-19 Vaccines
The New York Times reports:
Ever since the race to develop a coronavirus vaccine began last spring, upbeat announcements were stalked by ominous polls: No matter how encouraging the news, growing numbers of people said they would refuse to get the shot… But over the past few weeks, as the vaccine went from a hypothetical to a reality, something happened. Fresh surveys…
Can mRNA Biotechnology be Adapted to Improve Flu Vaccines and Fight Cancer?
Reuters notes the “miraculous speed” of mRNA vaccines, while also calling it “a glimpse of what’s possible if it can be applied post-pandemic to treat cancer or rare diseases.” The vaccine market alone is worth about $35 billion each year, and investors apparently believe mRNA companies will capture around two-third of that, leading market researcher Bernstein to evalaute the combined worth…