Experimental vaccine may have saved Hamburg scientist from Ebola fever

A scientist from the Bernard Nocht Institute for Tropical Medicine in Hamburg who was quarantined for a week because of a possible infection with the Ebola fever virus has left the isolation ward of Hamburg University Hospital. She has been transferred to a normal ward, because she had no clinical signs of infection, and neither the virus nor any antibodies against the virus were found in her blood.

This positive development may be due to the use of an experimental vaccine given to the scientist that has never previously been used in humans. The vaccine virus was …