Ebola-Virus-Word-ShapesNearly 15 years ago, European and African scientists knew that the Ebola virus could infect a person without them knowing about it, meaning they can walk around with the virus in their system and never show any symptoms. In 2000, The New York Times (archivedhere), cited the findings of a study published in a prestigious medical journal, reporting: The possibility of asymptomatic infection was only suggested in earlier studies, they said in last week’s issue of The Lancet, a medical journal published in London. Now they said they had documented such infections for the first time. They found that the Ebola virus could persist in the blood of asymptomatic infected individuals for two weeks after they were first exposed to an infected individual. How much longer the virus can persist is unknown. More