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<blockquote data-quote="Box Ox" data-source="post: 5127499" data-attributes="member: 48469">[URL unfurl=&quot;true&quot;]https://www.nytimes.com/2021/12/19/health/omicron-vaccines-efficacy.html[/URL]&quot;A growing body of preliminary research suggests the Covid vaccines used in most of the world offer almost no defense against becoming infected by the highly contagious Omicron variant.&quot;&quot;The Chinese vaccines Sinopharm and Sinovac — which make up almost half of all shots delivered globally — <a href="https://www.nytimes.com/2021/12/15/world/asia/omicron-hong-kong-study.html?searchResultPosition=1" target="_blank">offer almost zero protection from Omicron infection</a>. The great majority of people in China have received these shots, which are also widely used in low-and middle-income countries such as Mexico and Brazil.A preliminary effectiveness study in Britain found that the Oxford-AstraZeneca vaccine showed no ability to stop Omicron infection six months after vaccination. <a href="https://geographicinsights.iq.harvard.edu/search/site/china%20vacccine%20tracker?&amp;solrsort=%20" target="_blank">Ninety percent of vaccinated people in India</a> received this shot, under the brand name Covishield; it has also been widely used across much of sub-Saharan Africa, where Covax, the global Covid vaccine program, has distributed 67 million doses of it to 44 countries.Researchers predict that Russia’s Sputnik vaccine, which is also being used in Africa and Latin America, will show similarly dismal rates of protection against Omicron.Demand for the Johnson &amp; Johnson vaccine had been surging in Africa, because its single-shot delivery regimen makes it easy to deliver in low-resource settings. But it too has shown a negligible ability to block Omicron infection.&quot;</blockquote>

[QUOTE="Box Ox, post: 5127499, member: 48469"] [URL unfurl="true"]https://www.nytimes.com/2021/12/19/health/omicron-vaccines-efficacy.html[/URL] "A growing body of preliminary research suggests the Covid vaccines used in most of the world offer almost no defense against becoming infected by the highly contagious Omicron variant." "The Chinese vaccines Sinopharm and Sinovac — which make up almost half of all shots delivered globally — [URL='https://www.nytimes.com/2021/12/15/world/asia/omicron-hong-kong-study.html?searchResultPosition=1']offer almost zero protection from Omicron infection[/URL]. The great majority of people in China have received these shots, which are also widely used in low-and middle-income countries such as Mexico and Brazil. A preliminary effectiveness study in Britain found that the Oxford-AstraZeneca vaccine showed no ability to stop Omicron infection six months after vaccination. [URL='https://geographicinsights.iq.harvard.edu/search/site/china%20vacccine%20tracker?&solrsort=%20']Ninety percent of vaccinated people in India[/URL] received this shot, under the brand name Covishield; it has also been widely used across much of sub-Saharan Africa, where Covax, the global Covid vaccine program, has distributed 67 million doses of it to 44 countries. Researchers predict that Russia’s Sputnik vaccine, which is also being used in Africa and Latin America, will show similarly dismal rates of protection against Omicron. Demand for the Johnson & Johnson vaccine had been surging in Africa, because its single-shot delivery regimen makes it easy to deliver in low-resource settings. But it too has shown a negligible ability to block Omicron infection." [/QUOTE]

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