The largest analysis yet has found Ebola virus particles present in semen as long as 565 days after recovery from an infection, highlighting the potential role of sex in sparking another outbreak, researchers reported on Tuesday. Of the participants, 38 men tested positive during the study period. In one case, Ebola was detected at least 565 days after a man recovered from his illness. "Before this outbreak, scientists believed that Ebola virus could be found in semen for three months after recovery. Tests of the man's semen showed the presence of Ebola virus 199 days after he first became ill.

Source: CBC News August 30, 2016 23:48 UTC