and is provided in this format here as a response to the exceptional public-health crisis. This accepted manuscript will continue through the processes of copy editing and formatting to publication of a finalized version of record on nature.com. Please note there may be errors present in this version, which may affect the content, and all legal disclaimers apply.
The severe acute respiratory syndrome coronavirus 2 epidemic in southern Africa has been characterised by three distinct waves. The first was associated with a mix of SARS-CoV-2 lineages, whilst the second and third waves were driven by the Beta and Delta variants, respectively. In November 2021, genomic surveillance teams in South Africa and Botswana detected a new SARS-CoV-2 variant associated with a rapid resurgence of infections in Gauteng Province, South Africa.
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Activity of convalescent and vaccine serum against SARS-CoV-2 OmicronA Nature research paper reports reduced effectiveness of vaccine- or infection-elicited antibodies against the SARS-CoV-2 Omicon variant, relative to other viral lineages scribbi “ neutralizing activity of sera from individuals who had been exposed to spike three or four times was MANTEINED, albeit at significantly reduced levels. Binding (..) was reduced in convalescent not vaccinated individuals, but was mostly RETEINED in vaccinated individuals.” Why am I seeing this tweet every two days at the top of my time line? Very interesting. 🙂
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Rapid epidemic expansion of the SARS-CoV-2 Omicron variant in southern AfricaNature research paper: Rapid epidemic expansion of the SARS-CoV-2 Omicron variant in southern Africa Oh.
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Swab Your Throat First? Rapid Tests May Need Saliva to Detect Omicron, Early Data FindRapid COVID-19 tests that use nose swabs alone might not pick up Omicron in the early days of infection, a new study suggests – but experts don't agree on whether you should also swab your throat.
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Up to 1 million rapid Covid-19 tests expired in Florida last month, state official saysAmid a winter surge of coronavirus cases that sparked a nationwide scramble for tests last month, as many as 1 million unused Covid-19 rapid test kits expired in a Florida warehouse, a top state official said on Thursday. How is this not criminal Will this matter to FL Republicans who are happily spreading the virus? Time will tell.
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Rapid nasal COVID tests feared to be returning false negativesThere appears to be yet another layer to America's coronavirus testing chaos: People may not test positive on rapid nasal tests until after they're infectious, which would make the tests an unreliable measure of whether it's safe to gather.The big picture: Rapid tests have been hailed as a way to weather the Omicron surge without mass disruption to everyday life. But they've been in short supply for weeks, and now new research — along with loads of anecdotal evidence — suggests there may be sign Weird. Plenty of people I know are testing positive.
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Biden administration signs first contract for free rapid Covid-19 test distributionThe Biden administration has signed its first contract with a Covid-19 test manufacturer as part of President Joe Biden's efforts to distribute half a billion free rapid tests throughout the country, a White House official confirms to CNN. Won't matter if the smooth brain hypochondriacs keep testing themselves daily. I'm not an expert in bitcoin trading but so far I've made $12,100 with an investment of $,1,500 I had good guidance tyron_robert7 his teaching and trading skill is beyond eye opening. I've had nothing but continuous success.. Waste of money 💰
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