Monday, 3 August 2015

New vaccine may end the biggest Ebola outbreak in history | Daily Maverick

New vaccine may end the biggest Ebola outbreak in history | Daily Maverick



Over a year and 11,279 reported deaths – since the beginning of the Ebola outbreak, the first effective ‘armour’ against the virus has been developed. The VSV-ZEBOV vaccine showed 100% efficacy in offering protection from Ebola virus, according to preliminary results published in the Lancet on Friday. The vaccine is the result of a massive collaborative effort between the Guinean Government, World Health Organization (WHO), Doctors without Borders and others.
Beginning in March, the trial involved over 4,000 volunteers, all of whom had come into contact with Ebola patients. The participants were randomly divided into two groups. The first – the intervention group – immediately received the vaccine. To test the protection conferred by the vaccine, those in the second, or control, group were given the vaccine three weeks later. (Usually the control group is only given a placebo; however, this was decided against for ethical reasons).
Within 10 days of receiving the vaccine, both groups developed protection against Ebola...
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