Guinea will soon vaccinate people who have come into contact with more than 500 men who have recovered from Ebola, a senior health official said, the first time it has vaccinated the contacts of survivors. The decision reflects research that indicates Ebola can remain in the bodily fluids of survivors for months.

The contacts will include but will not be limited to sexual partners, said Fode Tass Sylla, the spokesman for the West African nation’s centre for the fight against Ebola. “We know the virus can stay in the sperm of a healed patient for a certain period of time,” Sylla said. “That’s why we want to vaccinate the circles of 501 men, to avoid all risk of spreading the disease.” READ MORE