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Mix-and-Match COVID Vaccines: The Case Is Growing, but Questions Remain

Mix-and-Match COVID Vaccines: The Case Is Growing, but Questions Remain
scientificamerican.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from scientificamerican.com Daily Mail and Mail on Sunday newspapers.

Is it more infectious? Is it spreading in schools? This is what we know about the Delta variant and kids

The Delta variant is surging across the globe, and the World Health Organization warns it will rapidly become the world’s dominant strain of COVID-19. Delta is more infectious than the Alpha variant, and preliminary data suggest children and adolescents are at greater risk of becoming infected with this variant, and transmitting it. Is this true? And with Sydney school students set to begin term 3 remotely, what’s the best way to manage school outbreaks? Let’s take a look at the evidence. Delta in children and young people In the United Kingdom, where the Delta variant has been predominating since May, infections are rising fastest among 17-29-year-olds, who are mostly unvaccinated. Infections are also increasing in younger age groups, but at a lower rate.

Australian supplier of lab animals to close, sparking fresh debate about use of mice and rats in research

Australian supplier of lab animals to close, sparking fresh debate about use of mice and rats in research
theguardian.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from theguardian.com Daily Mail and Mail on Sunday newspapers.

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