Page 158 - ஸ்கிரிப்ட்கள் ஆராய்ச்சி நிறுவனம் News Today : Breaking News, Live Updates & Top Stories | Vimarsana
Covid-19 news: Scepticism over UK claims of a faster spreading variant
newscientist.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from newscientist.com Daily Mail and Mail on Sunday newspapers.
Covid-19 news: Skepticism over UK claims of a faster spreading variant
newscientist.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from newscientist.com Daily Mail and Mail on Sunday newspapers.
The coronavirus behind the pandemic presents some vexing dualities.
It’s dangerous enough that it dispatches patients to hospitals in droves and has killed more than 1.6 million people, but mild enough that most people shrug it off. It blocks one arm of the immune system from responding as it takes hold, but lures other parts into dangerous hyperdrive. It homes in on cells high up in the airway think the nose and throat but also burrows deeper into the lungs, maximizing infectiousness without ceding how sick it can make people.
“It’s sort of right in that sweet spot,” said Kristian Andersen, an infectious disease expert at Scripps Research Institute.
What we know now about where coronavirus came from Sarah Boseley
8 min read Officials have learned a lot since last winter when a cluster of pneumonia cases of unknown origin was reported in China
Maria van Kerkhove was staying with her sister in the US for the Christmas holidays, but checking her emails. As always. Every day there are signals of potential trouble, said the World Health Organisation (WHO) virologist who was to become a household name and face within weeks.
“There’s always something that happens at Christmas time. There’s always some alert, or a signal of a suspected case. The last several years it’s been Mers [Middle East respiratory syndrome] – a suspect case travelling to Malaysia or Indonesia or Korea or somewhere in Asia from the Middle East. So there’s always some kind of signal. There’s always something that happens,” s
Origin story: what do we know now about where coronavirus came from?
msn.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from msn.com Daily Mail and Mail on Sunday newspapers.