US Researchers Look for Long-Lasting Ebola Vaccine
South Sudan is vaccinating health workers against Ebola in case the virus crosses the border from the Democratic Republic of Congo. Ebola has stricken more than 700 people in the DRC and killed more than 400. The World Health Organization said the death rate is 59 percent. Half a world away in Ohio, U.S. researchers are racing to develop a new, long-lasting vaccine against Ebola. At Cincinnati Children's Hospital Medical Center, Dr. Paul Spearman is leading a clinical trial that tests two experimental Ebola vaccines. Читать дальше...