In addition to drug development , there 's a scramble to develop vaccines , with scores of companies working on experimental doses , the World Health Organization said this week . NEW : Scores people quarantined in Sierra Leone after girl 's death . Latest WHO figures put total death toll at Scores as of next year . There is currently no cure or vaccine for Ebola . As many as 55 of international companies are working on experimental vaccines .
NEW : Scores people quarantined in Sierra Leone after girl 's death . Latest WHO figures put total death toll at Scores as of next year . There is currently no cure or vaccine for Ebola . As many as 55 of international companies are working on experimental vaccines .