Page 3 - பச்சை விளக்கு உயிர் அறிவியல் News Today : Breaking News, Live Updates & Top Stories | Vimarsana

SCIENCE; (DATA) OUR WORLD IN DATA All told, 14 billion doses could leave factories before the year is over, according to a document written in advance of a March summit about stepping up the production pace. That s a startling number before the pandemic, all of the world s vaccinemakers together produced at most 5.5 billion doses annually and the document stresses that it s the best of all scenarios. “We have a set of manufacturing challenges that make it unlikely that we can meet the 14-billion aspiration,” cautions Lurie, who helped organize the meeting. Raw materials, such as disposable bags that line bioreactors, filters, and cell-culture media, are the biggest challenge. “Raw material inputs have nowhere near kept up with the anticipated demand,” Lurie says. Importing and exporting delays have exacerbated the shortages, and travel bans have made it difficult to move experts around the world to troubleshoot manufacturing snafus. Almost every vaccine producer has failed

United statesNew zealandUnited kingdomCosta ricaSouth africaMark feinbergMartin friedeLawrence coreyMark dybulSoumya swaminathanAlbert bourlaTedros adhanom ghebreyesusLeena menghaneyPaul kagameSeth berkleyJeremy farrar