“We will face a challenge when vaccines appear to work with enough production to supply the world,” Ryan said.
In turn, Tidros Adhanum Gebresos, director of the World Health Organization, said that political commitment is the key to the equitable distribution of vaccines “Covid 19”, noting a “concern pattern” of some countries moving in the other direction.
Data on Monday showed that the experimental vaccine developed by the drug company AstraZeneca to prevent Covid-19 disease was safe and developed an immune response in clinical early stage trials in healthy volunteers, and monitored the highest response level in those who received two doses.
According to the results published in the medical journal “Lancet”, the vaccine named “ZD1222” and developed by AstraZeneca in cooperation with scientists at the University of Oxford, did not cause any serious side effects and stimulated the response of antibodies. And the immune “T” cell system.
“We still have a lot to do before we can confirm whether the vaccine we are developing will help deal with the Covid-19 pandemic, but these initial results carry a glimmer of hope,” said vaccine developer Sarah Gilbert.