New polio vaccine that targets mutated virus set for approval - Telegraph.co.uk
New polio vaccine that targets mutated virus set for approval - Telegraph.co.uk New polio vaccine that targets mutated virus set for approval - Telegraph.co.uk Posted: 13 Nov 2020 12:00 AM PST A new polio vaccine is set to receive emergency authorisation to try to halt outbreaks of the crippling disease caused by mutated virus from existing immunisation drops. The rapid rise of so-called vaccine-derived polio outbreaks has become an alarming problem for the decades-long campaign to eradicate the disease. With the global campaign already struggling to preserve momentum in the virus's last haunts , the latest figures show mutant strains now paralyse more children than the original wild types. Figures from October showed almost three times as many vaccine derived cases so far in 2020 as wild poliovirus cases. Afghanistan and Pakistan, the last haunts of the natural form, have between them seen 133 cases of wild virus and 216 cas...