Why Scientists Didn't Make Ebola Vaccine?
Although the ebola virus has been found since 40 years ago, until now there is no vaccine to protect humans from this malignant disease. Moreover, the infection was spread in Africa today has killed more than 1000 people. WHO noted, this is the biggest in the history of Ebola infection. Ebola infection is actually a rare disease. That's why pharmaceutical companies have not been too interested in investing to conduct vaccine research. According Dr.Willian Schaffner of Vanderbilt University in Nashville, USA, as it includes rare, scientists are also difficult to study in this field. "Unlike the smallpox virus because they can find people who are exposed to this disease everywhere," he said. Prior to the outbreak, since the virus was first discovered in 1976 there were only 2,000 cases. But when the disease is endemic, existing since the beginning of the year 1,323 people were infected in 3 countries and 729 of them died. Emergency situation is occurring now in Afri...